You have two options to learn new words and phrases. First, you can let Chatterbug show you a random set of vocabulary by clicking on Flashcards in the menu bar. Here, your study cards are picked randomly from several units and you might even see some cards from other levels that were not yet mastered.
The second option is to click on My Course, choose a specific unit and study only the vocabulary that’s relevant for that unit. To access your unit-specific study deck, head to your Unit 
Vocabulary Study Now.
Adding Flashcards
To add or remove cards from your deck, first navigate to the vocabulary section of a unit in “My Course”:
Click on a word or phrase that you haven’t yet seen to add it to your deck:
Mark a Flashcard as Known / Remove a Flashcard
Click on a word or phrase that you have seen, hover over and click on the status in the progress bar to mark it as known or remove it from your deck:
Commenting on Flashcards
If you discover mistakes in cards or disagree with the translation, we’d ask you to leave a comment for our curriculum team. When you type in an answer that’s marked as incorrect, you’ll find a small button at the very bottom of your screen that says “Hey, I Got This Right!”, which allows you to leave a comment for the team:
