In order to retain what you learn we've created Domino flashcards. We support all the most popular programs and they all have different advantages so it's up to you to see which one you prefer.
However, for now I want you to keep that learning pace up so just click the link below and you'll jump straight into it - that's for an app called "Quizlet"
Here's the code to join the group: https://quizlet.com/join/qYurg3f9x
Watch this video to understand how you can use it:
Later on in the course you'll have more chances to choose systems. If you curious now you can go to study material and have a look. We currently support flashcards for Pleco, Anki, Quizlet, Memrise and Purple Culture. You'll find tutorials of all of them on study material.