In the classroom, time constraints prevent students from being able to review each others projects in detail. It is easy to post projects online where everyone can see them. The work is thus a public performance, a potential source of pride or embarrassment. It is helpful for other students to see the scope of work produced by others. They may be motivated on the next assignment by seeing other outstanding projects.

Peer review can be an effective learning technique. Taking on the role of judge is a different mode of understanding the goals of an assignment. Here is a form from Boise State University used to evaluate of peer group work.