BrainPop features animated, curriculum-based content for students. BrainPop Jr. focuses on grades K-3 and BrainPop is geared toward students in grades 4 and up. You can show students fun, animated video with characters Tim and Moby and follow it up with a quiz or worksheet,also provided by BrainPop. A subscription is required in order to gain access to all of BrainPop’s resources. brainpop math