The document discusses the flipped classroom model of education. It defines flipped classroom as an approach where students learn new content through online videos and lectures at home, then do homework and projects in class with teacher guidance. This reverses the traditional model of lectures at school and homework at home. The document outlines several benefits of flipped classroom for students and teachers, such as allowing students to learn at their own pace and freeing up class time for more personalized instruction. It also describes various flipped classroom models and discusses implications of the approach.