You can manage your roster by navigating to the Manage Enrollment menu from your Project STEM dashboard:
To remove students from your course, simply locate the student's account within the "Students" pane and click the trashcan icon:
This will conclude the student's enrollment in your course: they will no longer show up in your default gradebook, and they will no longer be able to access the course materials.
If a student who previously dropped your class needs to be re-added to the roster, you can access prior enrollments by clicking the gear-wheel icon at the top of the "Students" pane:
From here, simply click the icon next to the student's name to re-enroll them in the course!
Adding New Students
Students may join your course at any point during the school year. In order to add them to your roster, be sure to follow the student enrollment directions found here.