After a group is created, Curve will automatically collapse the group. However, you can expand and collapse the groups to view group data.
In Course Navigation, click the People link.
Open Group Set
Click the View User Groups button  or an existing group set .
Expand Individual Group
Expand an individual group by clicking the right arrow next to the group name.
Collapse Individual Group
Collapse an individual group by clicking the down arrow next to the group name.