To join a class you will need either an Individual Code (provided by Bloomz via email) or a Class Code (usually provided by the teacher).  If you already have an account with Bloomz, you don't need to create a new account, simply follow the next steps:

1. Go to your left menu
2. In the bottom menu, click + Class/Group
3. Click on Join a Class/Group in the pop-up
4. Enter the class or individual code in the text box
5. Your new class will show on the left menu