To use Classwork, you must use your school account.
Before you begin using Classwork, be sure to review the following additional requirements.
Classwork supported hardware:
Teachers can only assign app activities for apps already on their devices, and students can only complete app activities in apps already on their devices.
If you don’t have a school account, contact your teacher.
Make sure you enter your complete school account when signing into iCloud in Settings on your device (Go to Settings , then tap Sign in to your iPad).
Your school account is given 200 gigabytes (GB) of iCloud Drive storage.