To test the current version of this project go to https://timfau.github.io/language-learning-app/
Idea came after seeing this : https://www.reddit.com/r/lifehacks/comments/b81zqh/using_google_sheets_to_translate_batches_of_words/
I liked having a list to add all the words I wanted to learn, but wanted a way to quiz myself on them.