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Get started with Classroom for teachers - Computer - Google Help
How do I sign in to Classroom? - Computer - Classroom Help
Create a class - Computer - Classroom Help - Google Help
Change your role in Classroom - Classroom Help - Google Help
Get started with Classroom for students - Computer - Google Help
Use a Google Workspace for Education account - Classroom Help
Classroom Help - Google Help
Fix a problem while using Classroom (for students) - Google Help
Using Google Classroom without G-Suite/Gmail accounts
Join a class with a class code in Google Classroom