You can create a group assignment by using the Group Assignment checkbox.
Click the Assignments link.
Click the Add Assignment link to create a new assignment.
Click the More Options button to create a group assignment.
Click the This is a Group Assignment checkbox to assign group work.
Click the drop-down menu next to the Group Set option.
Select which groups will be assigned [1] or create a new group category.
You can assign grades to students individually by selecting the Assign marks to each student individually checkbox.
However, if this box is left unchecked, all the students in the group will receive the same grade.
Click the Save button to update the assignment.