diff --git a/01-introduction.html b/01-introduction.html
index 53733c9..7f068e7 100644
--- a/01-introduction.html
+++ b/01-introduction.html
@@ -565,7 +565,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Output
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -949,7 +949,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/01-introduction.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-30",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/02-image-data.html b/02-image-data.html
index 2356f31..aebfffe 100644
--- a/02-image-data.html
+++ b/02-image-data.html
@@ -544,7 +544,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Python image libraries </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
 <div class="accordion-body">
 <p>Two of the most commonly used libraries for image representation and
 manipulation are NumPy and Pillow (PIL). Additionally, when working with
@@ -669,7 +669,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler2" aria-expanded="false" aria-controls="collapseSpoiler2">
   <h3 class="accordion-header" id="headingSpoiler2">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Why normalise? </h3>
 </button>
-<div id="collapseSpoiler2" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler2" aria-labelledby="headingSpoiler2">
+<div id="collapseSpoiler2" class="accordion-collapse collapse" aria-labelledby="headingSpoiler2" data-bs-parent="#accordionSpoiler2">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>Normalizing the RGB values to be between 0 and 1 is a common
@@ -885,7 +885,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb11">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -983,7 +983,7 @@ <h3 class="callout-title">CHALLENGE Training and Validation</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>A. Training Set</p>
 <div class="codewrapper sourceCode" id="cb14">
@@ -1022,7 +1022,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler3" aria-expanded="false" aria-controls="collapseSpoiler3">
   <h3 class="accordion-header" id="headingSpoiler3">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Data Splitting Techniques </h3>
 </button>
-<div id="collapseSpoiler3" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler3" aria-labelledby="headingSpoiler3">
+<div id="collapseSpoiler3" class="accordion-collapse collapse" aria-labelledby="headingSpoiler3" data-bs-parent="#accordionSpoiler3">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>Data is typically split into the training, validation, and test data
@@ -1161,7 +1161,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/02-image-data.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-30",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/03-build-cnn.html b/03-build-cnn.html
index df1ee77..d64fc9c 100644
--- a/03-build-cnn.html
+++ b/03-build-cnn.html
@@ -1290,7 +1290,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/03-build-cnn.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-30",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/04-fit-cnn.html b/04-fit-cnn.html
index f2570d8..a8025c2 100644
--- a/04-fit-cnn.html
+++ b/04-fit-cnn.html
@@ -1239,7 +1239,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/04-fit-cnn.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-20",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/05-evaluate-predict-cnn.html b/05-evaluate-predict-cnn.html
index 8503eec..e888ec2 100644
--- a/05-evaluate-predict-cnn.html
+++ b/05-evaluate-predict-cnn.html
@@ -422,7 +422,7 @@ <h3 class="callout-title">CHALLENGE How big should our test data set be?</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>It depends! Recall in an <a href="02-image-data.html">Episode 02
 Introduction to Image Data</a> Callout we talked about the different
@@ -478,7 +478,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb5">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -648,7 +648,7 @@ <h3 class="callout-title">CHALLENGE Confusion Matrix</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>A1. The confusion matrix illustrates that the predictions are not bad
 but can be improved.</p>
@@ -725,7 +725,7 @@ <h3 class="code-label">SH<i aria-hidden="true" data-feather="chevron-left"></i><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <p>A1. Varying the dropout rate</p>
 <p>The code below instantiates and trains a model with varying dropout
@@ -858,7 +858,7 @@ <h3 class="callout-title">CHALLENGE Tune Optimizer using Grid Search</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb19">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1016,7 +1016,7 @@ <h3 class="callout-title">CHALLENGE Tune Activation Function using For Loop</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
 <div class="accordion-body">
 <p>The code below serves as a practical means for exploring activation
 performance on an image dataset.</p>
@@ -1121,7 +1121,7 @@ <h3 class="callout-title">CHALLENGE What could be next steps to further improve
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
 <div class="accordion-body">
 <p>This is an open question.</p>
 <p>Regarding the model architecture:</p>
@@ -1227,7 +1227,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/05-evaluate-predict-cnn.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-24",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/06-share-cnn-next-steps.html b/06-share-cnn-next-steps.html
index 4484073..31f181b 100644
--- a/06-share-cnn-next-steps.html
+++ b/06-share-cnn-next-steps.html
@@ -639,7 +639,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/06-share-cnn-next-steps.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-11",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/404.html b/404.html
index 30bb905..ba4f6ee 100644
--- a/404.html
+++ b/404.html
@@ -376,8 +376,8 @@ <h1>Page not found</h1>
   "url": "https://erinmgraham.github.io/icwithcnn/404.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/404.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-17",
-  "datePublished": "2024-12-17"
+  "dateModified": "2024-12-24",
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/CODE_OF_CONDUCT.html b/CODE_OF_CONDUCT.html
index e9414ae..93bbdc1 100644
--- a/CODE_OF_CONDUCT.html
+++ b/CODE_OF_CONDUCT.html
@@ -399,7 +399,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://erinmgraham.github.io/icwithcnn/CODE_OF_CONDUCT.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2023-08-22",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/LICENSE.html b/LICENSE.html
index fa3ba50..80e6f65 100644
--- a/LICENSE.html
+++ b/LICENSE.html
@@ -447,7 +447,7 @@ <h1>Licenses</h1>
   "identifier": "https://erinmgraham.github.io/icwithcnn/LICENSE.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2023-08-22",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/aio.html b/aio.html
index 18ca7fc..97f5b22 100644
--- a/aio.html
+++ b/aio.html
@@ -619,7 +619,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Output
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1194,7 +1194,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Python image libraries </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
 <div class="accordion-body">
 <p>Two of the most commonly used libraries for image representation and
 manipulation are NumPy and Pillow (PIL). Additionally, when working with
@@ -1337,7 +1337,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler2" aria-expanded="false" aria-controls="collapseSpoiler2">
   <h3 class="accordion-header" id="headingSpoiler2">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Why normalise? </h3>
 </button>
-<div id="collapseSpoiler2" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler2" aria-labelledby="headingSpoiler2">
+<div id="collapseSpoiler2" class="accordion-collapse collapse" aria-labelledby="headingSpoiler2" data-bs-parent="#accordionSpoiler2">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>Normalizing the RGB values to be between 0 and 1 is a common
@@ -1595,7 +1595,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb11">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1694,7 +1694,7 @@ <h3 class="callout-title">CHALLENGE Training and Validation</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>A. Training Set</p>
 <div class="codewrapper sourceCode" id="cb14">
@@ -1733,7 +1733,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler3" aria-expanded="false" aria-controls="collapseSpoiler3">
   <h3 class="accordion-header" id="headingSpoiler3">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Data Splitting Techniques </h3>
 </button>
-<div id="collapseSpoiler3" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler3" aria-labelledby="headingSpoiler3">
+<div id="collapseSpoiler3" class="accordion-collapse collapse" aria-labelledby="headingSpoiler3" data-bs-parent="#accordionSpoiler3">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>Data is typically split into the training, validation, and test data
@@ -3799,7 +3799,7 @@ <h3 class="callout-title">CHALLENGE How big should our test data set be?</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>It depends! Recall in an <a href="02-image-data.html">Episode 02
 Introduction to Image Data</a> Callout we talked about the different
@@ -3858,7 +3858,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb5">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -4032,7 +4032,7 @@ <h3 class="callout-title">CHALLENGE Confusion Matrix</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>A1. The confusion matrix illustrates that the predictions are not bad
 but can be improved.</p>
@@ -4123,7 +4123,7 @@ <h3 class="code-label">SH<i aria-hidden="true" data-feather="chevron-left"></i><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <p>A1. Varying the dropout rate</p>
 <p>The code below instantiates and trains a model with varying dropout
@@ -4259,7 +4259,7 @@ <h3 class="callout-title">CHALLENGE Tune Optimizer using Grid Search</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb19">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -4442,7 +4442,7 @@ <h3 class="callout-title">CHALLENGE Tune Activation Function using For Loop</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
 <div class="accordion-body">
 <p>The code below serves as a practical means for exploring activation
 performance on an image dataset.</p>
@@ -4549,7 +4549,7 @@ <h3 class="callout-title">CHALLENGE What could be next steps to further improve
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
 <div class="accordion-body">
 <p>This is an open question.</p>
 <p>Regarding the model architecture:</p>
@@ -4934,8 +4934,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://erinmgraham.github.io/icwithcnn/aio.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/aio.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-17",
-  "datePublished": "2024-12-17"
+  "dateModified": "2024-12-24",
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/images.html b/images.html
index db989d1..a37c184 100644
--- a/images.html
+++ b/images.html
@@ -503,8 +503,8 @@ <h3 id="05-evaluate-predict-cnn-figure-4">Figure 4</h3>
   "url": "https://erinmgraham.github.io/icwithcnn/images.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/images.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-17",
-  "datePublished": "2024-12-17"
+  "dateModified": "2024-12-24",
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/index.html b/index.html
index 204a868..5ad2044 100644
--- a/index.html
+++ b/index.html
@@ -386,7 +386,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Windows
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>Check out the <a href="https://www.youtube.com/watch?v=xxQ0mzZ8UvA" class="external-link">Windows - Video
 tutorial</a> or:</p>
@@ -407,7 +407,7 @@ <h4 class="accordion-header" id="headingSolution2">
   MacOS
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>Check out the <a href="https://www.youtube.com/watch?v=TcSAln46u9U" class="external-link">Mac OS X - Video
 tutorial</a> or:</p>
@@ -427,7 +427,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Linux
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>Note the following installation steps require you to work from the
 shell. If you run into any difficulties, please request help before the
@@ -491,7 +491,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Linux
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>You can move the downloaded workshop zipped file to your home
 directory and unzip it using the unzip command.</p>
@@ -572,7 +572,7 @@ <h4 class="accordion-header" id="headingSolution5">
   Windows
   </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <p>The easiest way to create a conda environment for this lesson is to
 use the Anaconda Prompt. You can search for “anaconda prompt” using the
@@ -612,7 +612,7 @@ <h4 class="accordion-header" id="headingSolution6">
   Mac
   </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <p>On the Mac, there is no Anaconda Prompt application, thus once the
 anaconda installation has been completed, simply start a terminal
@@ -673,7 +673,7 @@ <h4 class="accordion-header" id="headingSolution7">
   Linux
   </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <p>Within Linux, there is no Anaconda Prompt application, thus once the
 anaconda installation has been completed, simply start a terminal
@@ -835,8 +835,8 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
   "url": "https://erinmgraham.github.io/icwithcnn/index.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/index.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-17",
-  "datePublished": "2024-12-17"
+  "dateModified": "2024-12-24",
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor-notes.html b/instructor-notes.html
index 7c50517..d023de5 100644
--- a/instructor-notes.html
+++ b/instructor-notes.html
@@ -422,8 +422,8 @@ <h1>Instructor Notes</h1>
   "url": "https://erinmgraham.github.io/icwithcnn/instructor-notes.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor-notes.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-17",
-  "datePublished": "2024-12-17"
+  "dateModified": "2024-12-24",
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/01-introduction.html b/instructor/01-introduction.html
index f7be3f7..9081c7b 100644
--- a/instructor/01-introduction.html
+++ b/instructor/01-introduction.html
@@ -567,7 +567,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Output
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -951,7 +951,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/01-introduction.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-30",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/02-image-data.html b/instructor/02-image-data.html
index e7b8f27..df17e9f 100644
--- a/instructor/02-image-data.html
+++ b/instructor/02-image-data.html
@@ -546,7 +546,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Python image libraries </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
 <div class="accordion-body">
 <p>Two of the most commonly used libraries for image representation and
 manipulation are NumPy and Pillow (PIL). Additionally, when working with
@@ -671,7 +671,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler2" aria-expanded="false" aria-controls="collapseSpoiler2">
   <h3 class="accordion-header" id="headingSpoiler2">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Why normalise? </h3>
 </button>
-<div id="collapseSpoiler2" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler2" aria-labelledby="headingSpoiler2">
+<div id="collapseSpoiler2" class="accordion-collapse collapse" aria-labelledby="headingSpoiler2" data-bs-parent="#accordionSpoiler2">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>Normalizing the RGB values to be between 0 and 1 is a common
@@ -887,7 +887,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb11">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -985,7 +985,7 @@ <h3 class="callout-title">CHALLENGE Training and Validation</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>A. Training Set</p>
 <div class="codewrapper sourceCode" id="cb14">
@@ -1024,7 +1024,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler3" aria-expanded="false" aria-controls="collapseSpoiler3">
   <h3 class="accordion-header" id="headingSpoiler3">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Data Splitting Techniques </h3>
 </button>
-<div id="collapseSpoiler3" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler3" aria-labelledby="headingSpoiler3">
+<div id="collapseSpoiler3" class="accordion-collapse collapse" aria-labelledby="headingSpoiler3" data-bs-parent="#accordionSpoiler3">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>Data is typically split into the training, validation, and test data
@@ -1163,7 +1163,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/02-image-data.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-30",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/03-build-cnn.html b/instructor/03-build-cnn.html
index 167af4a..167bcb2 100644
--- a/instructor/03-build-cnn.html
+++ b/instructor/03-build-cnn.html
@@ -1292,7 +1292,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/03-build-cnn.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-30",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/04-fit-cnn.html b/instructor/04-fit-cnn.html
index 4d3a944..d1fc66a 100644
--- a/instructor/04-fit-cnn.html
+++ b/instructor/04-fit-cnn.html
@@ -1241,7 +1241,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/04-fit-cnn.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-20",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/05-evaluate-predict-cnn.html b/instructor/05-evaluate-predict-cnn.html
index 4d94ef9..759c36c 100644
--- a/instructor/05-evaluate-predict-cnn.html
+++ b/instructor/05-evaluate-predict-cnn.html
@@ -424,7 +424,7 @@ <h3 class="callout-title">CHALLENGE How big should our test data set be?</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>It depends! Recall in an <a href="02-image-data.html">Episode 02
 Introduction to Image Data</a> Callout we talked about the different
@@ -480,7 +480,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb5">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -650,7 +650,7 @@ <h3 class="callout-title">CHALLENGE Confusion Matrix</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>A1. The confusion matrix illustrates that the predictions are not bad
 but can be improved.</p>
@@ -727,7 +727,7 @@ <h3 class="code-label">SH<i aria-hidden="true" data-feather="chevron-left"></i><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <p>A1. Varying the dropout rate</p>
 <p>The code below instantiates and trains a model with varying dropout
@@ -860,7 +860,7 @@ <h3 class="callout-title">CHALLENGE Tune Optimizer using Grid Search</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb19">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1018,7 +1018,7 @@ <h3 class="callout-title">CHALLENGE Tune Activation Function using For Loop</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
 <div class="accordion-body">
 <p>The code below serves as a practical means for exploring activation
 performance on an image dataset.</p>
@@ -1123,7 +1123,7 @@ <h3 class="callout-title">CHALLENGE What could be next steps to further improve
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
 <div class="accordion-body">
 <p>This is an open question.</p>
 <p>Regarding the model architecture:</p>
@@ -1229,7 +1229,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/05-evaluate-predict-cnn.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-24",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/06-share-cnn-next-steps.html b/instructor/06-share-cnn-next-steps.html
index 927715d..bc9cc6b 100644
--- a/instructor/06-share-cnn-next-steps.html
+++ b/instructor/06-share-cnn-next-steps.html
@@ -641,7 +641,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/06-share-cnn-next-steps.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2024-05-11",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/404.html b/instructor/404.html
index 8a18144..aad60ed 100644
--- a/instructor/404.html
+++ b/instructor/404.html
@@ -376,8 +376,8 @@ <h1>Page not found</h1>
   "url": "https://erinmgraham.github.io/icwithcnn/instructor/404.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/404.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-17",
-  "datePublished": "2024-12-17"
+  "dateModified": "2024-12-24",
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/CODE_OF_CONDUCT.html b/instructor/CODE_OF_CONDUCT.html
index 68c0251..8610013 100644
--- a/instructor/CODE_OF_CONDUCT.html
+++ b/instructor/CODE_OF_CONDUCT.html
@@ -401,7 +401,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/CODE_OF_CONDUCT.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2023-08-22",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/LICENSE.html b/instructor/LICENSE.html
index ba7a6df..00a924d 100644
--- a/instructor/LICENSE.html
+++ b/instructor/LICENSE.html
@@ -449,7 +449,7 @@ <h1>Licenses</h1>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/LICENSE.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2023-08-22",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/aio.html b/instructor/aio.html
index 005d6d6..501e735 100644
--- a/instructor/aio.html
+++ b/instructor/aio.html
@@ -622,7 +622,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Output
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper">
 <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1198,7 +1198,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler1" aria-expanded="false" aria-controls="collapseSpoiler1">
   <h3 class="accordion-header" id="headingSpoiler1">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Python image libraries </h3>
 </button>
-<div id="collapseSpoiler1" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler1" aria-labelledby="headingSpoiler1">
+<div id="collapseSpoiler1" class="accordion-collapse collapse" aria-labelledby="headingSpoiler1" data-bs-parent="#accordionSpoiler1">
 <div class="accordion-body">
 <p>Two of the most commonly used libraries for image representation and
 manipulation are NumPy and Pillow (PIL). Additionally, when working with
@@ -1341,7 +1341,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler2" aria-expanded="false" aria-controls="collapseSpoiler2">
   <h3 class="accordion-header" id="headingSpoiler2">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Why normalise? </h3>
 </button>
-<div id="collapseSpoiler2" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler2" aria-labelledby="headingSpoiler2">
+<div id="collapseSpoiler2" class="accordion-collapse collapse" aria-labelledby="headingSpoiler2" data-bs-parent="#accordionSpoiler2">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>Normalizing the RGB values to be between 0 and 1 is a common
@@ -1599,7 +1599,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb11">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -1698,7 +1698,7 @@ <h3 class="callout-title">CHALLENGE Training and Validation</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>A. Training Set</p>
 <div class="codewrapper sourceCode" id="cb14">
@@ -1737,7 +1737,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button spoiler-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSpoiler3" aria-expanded="false" aria-controls="collapseSpoiler3">
   <h3 class="accordion-header" id="headingSpoiler3">  <div class="note-square"><i aria-hidden="true" class="callout-icon" data-feather="eye"></i></div> WANT TO KNOW MORE: Data Splitting Techniques </h3>
 </button>
-<div id="collapseSpoiler3" class="accordion-collapse collapse" data-bs-parent="#accordionSpoiler3" aria-labelledby="headingSpoiler3">
+<div id="collapseSpoiler3" class="accordion-collapse collapse" aria-labelledby="headingSpoiler3" data-bs-parent="#accordionSpoiler3">
 <div class="accordion-body">
 <p>ChatGPT</p>
 <p>Data is typically split into the training, validation, and test data
@@ -3806,7 +3806,7 @@ <h3 class="callout-title">CHALLENGE How big should our test data set be?</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>It depends! Recall in an <a href="02-image-data.html">Episode 02
 Introduction to Image Data</a> Callout we talked about the different
@@ -3865,7 +3865,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb5">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -4039,7 +4039,7 @@ <h3 class="callout-title">CHALLENGE Confusion Matrix</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>A1. The confusion matrix illustrates that the predictions are not bad
 but can be improved.</p>
@@ -4130,7 +4130,7 @@ <h3 class="code-label">SH<i aria-hidden="true" data-feather="chevron-left"></i><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <p>A1. Varying the dropout rate</p>
 <p>The code below instantiates and trains a model with varying dropout
@@ -4266,7 +4266,7 @@ <h3 class="callout-title">CHALLENGE Tune Optimizer using Grid Search</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb19">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -4449,7 +4449,7 @@ <h3 class="callout-title">CHALLENGE Tune Activation Function using For Loop</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
 <div class="accordion-body">
 <p>The code below serves as a practical means for exploring activation
 performance on an image dataset.</p>
@@ -4556,7 +4556,7 @@ <h3 class="callout-title">CHALLENGE What could be next steps to further improve
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
 <div class="accordion-body">
 <p>This is an open question.</p>
 <p>Regarding the model architecture:</p>
@@ -4942,8 +4942,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://erinmgraham.github.io/icwithcnn/instructor/aio.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/aio.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-17",
-  "datePublished": "2024-12-17"
+  "dateModified": "2024-12-24",
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/images.html b/instructor/images.html
index fe62ed7..e167456 100644
--- a/instructor/images.html
+++ b/instructor/images.html
@@ -505,8 +505,8 @@ <h3 id="05-evaluate-predict-cnn-figure-4">Figure 4</h3>
   "url": "https://erinmgraham.github.io/icwithcnn/instructor/images.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/images.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-17",
-  "datePublished": "2024-12-17"
+  "dateModified": "2024-12-24",
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/index.html b/instructor/index.html
index 8cb3c48..1a20946 100644
--- a/instructor/index.html
+++ b/instructor/index.html
@@ -458,7 +458,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Windows
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>Check out the <a href="https://www.youtube.com/watch?v=xxQ0mzZ8UvA" class="external-link">Windows - Video
 tutorial</a> or:</p>
@@ -479,7 +479,7 @@ <h4 class="accordion-header" id="headingSolution2">
   MacOS
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>Check out the <a href="https://www.youtube.com/watch?v=TcSAln46u9U" class="external-link">Mac OS X - Video
 tutorial</a> or:</p>
@@ -499,7 +499,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Linux
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>Note the following installation steps require you to work from the
 shell. If you run into any difficulties, please request help before the
@@ -563,7 +563,7 @@ <h4 class="accordion-header" id="headingSolution4">
   Linux
   </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <p>You can move the downloaded workshop zipped file to your home
 directory and unzip it using the unzip command.</p>
@@ -644,7 +644,7 @@ <h4 class="accordion-header" id="headingSolution5">
   Windows
   </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <p>The easiest way to create a conda environment for this lesson is to
 use the Anaconda Prompt. You can search for “anaconda prompt” using the
@@ -684,7 +684,7 @@ <h4 class="accordion-header" id="headingSolution6">
   Mac
   </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <p>On the Mac, there is no Anaconda Prompt application, thus once the
 anaconda installation has been completed, simply start a terminal
@@ -745,7 +745,7 @@ <h4 class="accordion-header" id="headingSolution7">
   Linux
   </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <p>Within Linux, there is no Anaconda Prompt application, thus once the
 anaconda installation has been completed, simply start a terminal
@@ -907,8 +907,8 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
   "url": "https://erinmgraham.github.io/icwithcnn/instructor/index.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/index.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-17",
-  "datePublished": "2024-12-17"
+  "dateModified": "2024-12-24",
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/instructor-notes.html b/instructor/instructor-notes.html
index 96907ec..88c1854 100644
--- a/instructor/instructor-notes.html
+++ b/instructor/instructor-notes.html
@@ -430,8 +430,8 @@ <h1>Instructor Notes</h1>
   "url": "https://erinmgraham.github.io/icwithcnn/instructor/instructor-notes.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/instructor-notes.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-17",
-  "datePublished": "2024-12-17"
+  "dateModified": "2024-12-24",
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/key-points.html b/instructor/key-points.html
index d798db0..bda7237 100644
--- a/instructor/key-points.html
+++ b/instructor/key-points.html
@@ -498,8 +498,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://erinmgraham.github.io/icwithcnn/instructor/key-points.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/key-points.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-17",
-  "datePublished": "2024-12-17"
+  "dateModified": "2024-12-24",
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/profiles.html b/instructor/profiles.html
index 68a8d0d..80da693 100644
--- a/instructor/profiles.html
+++ b/instructor/profiles.html
@@ -352,8 +352,8 @@ <h1>Learner Profiles</h1>
   "url": "https://erinmgraham.github.io/icwithcnn/instructor/profiles.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/profiles.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-17",
-  "datePublished": "2024-12-17"
+  "dateModified": "2024-12-24",
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/instructor/reference.html b/instructor/reference.html
index a3bbec6..820d77f 100644
--- a/instructor/reference.html
+++ b/instructor/reference.html
@@ -393,7 +393,7 @@ <h1>Reference</h1>
   "identifier": "https://erinmgraham.github.io/icwithcnn/instructor/reference.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2023-09-25",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/key-points.html b/key-points.html
index b33be06..89fbb25 100644
--- a/key-points.html
+++ b/key-points.html
@@ -496,8 +496,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://erinmgraham.github.io/icwithcnn/key-points.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/key-points.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-17",
-  "datePublished": "2024-12-17"
+  "dateModified": "2024-12-24",
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/pkgdown.yml b/pkgdown.yml
index 1b782f0..51fb91c 100644
--- a/pkgdown.yml
+++ b/pkgdown.yml
@@ -2,4 +2,4 @@ pandoc: 3.1.11
 pkgdown: 2.1.1
 pkgdown_sha: ~
 articles: {}
-last_built: 2024-12-17T00:39Z
+last_built: 2024-12-24T00:36Z
diff --git a/profiles.html b/profiles.html
index 73b08f8..d26580b 100644
--- a/profiles.html
+++ b/profiles.html
@@ -352,8 +352,8 @@ <h1>Learner Profiles</h1>
   "url": "https://erinmgraham.github.io/icwithcnn/profiles.html",
   "identifier": "https://erinmgraham.github.io/icwithcnn/profiles.html",
   "dateCreated": "2023-05-03",
-  "dateModified": "2024-12-17",
-  "datePublished": "2024-12-17"
+  "dateModified": "2024-12-24",
+  "datePublished": "2024-12-24"
 }
 
   </script><script>
diff --git a/reference.html b/reference.html
index ff6a619..08f874d 100644
--- a/reference.html
+++ b/reference.html
@@ -391,7 +391,7 @@ <h1>Reference</h1>
   "identifier": "https://erinmgraham.github.io/icwithcnn/reference.html",
   "dateCreated": "2023-05-03",
   "dateModified": "2023-09-25",
-  "datePublished": "2024-12-17"
+  "datePublished": "2024-12-24"
 }
 
   </script><script>