The document discusses the flipped classroom model of instruction. It begins by defining the flipped classroom as an approach where students learn new content from video lectures at home and do homework and projects in class with teacher guidance. It then discusses how the flipped classroom aligns with the educational philosophies of John Dewey and Maria Montessori by emphasizing active, student-centered learning. The document concludes that flipped classrooms are effective and are likely to remain popular based on improved test scores and student attitudes reported in surveys of teachers using this approach.