Here are some videos from the students perspective. The videos show you how to join a Google Classroom, submit work and use the Genius Scan app to submit more than one photo at a time. (The videos will open in a new window on YouTube).
How to Join a Google Classroom on an Apple Device
How to Submit Work on an Apple Device in Google Classroom
How to Submit Work with Genius Scan on an Apple Device
How to Join a Google Classroom on an Android Device
How to Submit Work on an Android Device and use the Genius Scan app to Submit more than one Photo
How to Join a Google Classroom on a Windows Computer or Laptop
How to Submit Work in Google Classroom on a Windows Computer or Laptop