In order to change your classroom's name:
Go to the My Classrooms page.
Locate the classroom whose name needs to be changed.
To the right, under the ‘Actions’ column, click on the pencil icon in order to edit the classroom’s name.
Type in the new name and click on Save!
Another option: Go to My Classrooms page and click on the classroom whose name needs to be changed. Once inside the Classroom, click on the Classroom’s name and a text field will appear that allows for editing the name. Click save once the name change is complete.