This session will discuss a software package developed and used since 2014 at the University of Northern Iowa (UNI). It allows teachers to configure and manage a formal peer-review grading system for Scratch programming assignments. Extending the base classroom and studio options featured directly in Scratch, this software allows educators to better integrate comments as part of the evaluation process. Students leave peer-review on their classmates’ programs using the built in comment section of the Scratch website. In addition to general comments, students use...