Each student in your gradebook can be assigned to a group. Grouping students together will let you easily send e-mails, sort or filter data in the grade book with a couple of taps.
Assigning a group to a single student
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Assigning a group in bulk
Tap on Tools/Hammer (top bar) > Students > Select your students > Group
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How to remove the group of all students at once
From the gradebook view, tap on Tools top bar (Hammer) > Students > All > Group > None
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