Delete an Assignment for a Student

You can remove an assignment for a single student.

Select Classes on the top menu bar, and select one of your classes below.
On the left navigation pane, select Assignments, and then select Assignments by Student tab and then select the student's name.
Select the 3-dot menu to the upper right of the assignment you want to remove the student from, then select Remove Student.
Select Remove on the confirmation pop-up to remove the student from the assignment.