If you want to treat your kids to fun games and videos, Brainpop is the answer. The company offers tons of engaging content which includes quizzes and other related material. This app presents a brand new way to teach young ones about engineering and technology, math, social studies, science, arts, and music, among other topics. Most schools all over Israel, Mexico, and Spain use this app. The best part is, it offers a free Movie of the Week on Playstore and AppStore.