Your Classroom dashboard is where you have the ability to view the "classes" you teach or are a member of. From the dashboard you have the ability to create, join and archive classes.
To access any of your classes simply click on the classname on your Dashboard.
You may also access any drive documents associated with that class by choosing the "Folder" icon located in the bottom right of any classroom.
From the Dashboard you can also edit the name or archive a class by clicking on the "3 vertical dots" icon in the top right of each class.
By Clicking the "3 Stripes" in the top left you can see a list of courses you are teaching as well as courses you are a member of.
You can also see a list of classes you have archived. From here you can restore a class or delete it permanently.
Settings will allow you to enable or disable email notifications of changes to your classroom(s).