A user with 'Staff' and 'Teacher' permissions have the ability to see Class Reports.
The user can see past classes with students. To do this, they should click Class Admin > Past classes.
The user can then select either "All" or a teacher and "All" or a student to see more information about that particular student's activity.
By clicking on the student's name under the 'Students' column, the user can also view their profile. This includes information about past classes, as well as messaging capabilities via the internal messaging system.