The document discusses the flipped classroom model, where instruction is delivered through videos for students to watch at home, while class time is used for deeper learning activities like discussion and experimentation. Three educators share their experiences flipping classes. Chris flipped a physics class, Jason flipped economics and other subjects, and Lorri flipped a math class twice, improving the second time. Benefits included more class time for problem-solving, but challenges included student accountability for watching videos and video production time. The document advocates for flipping when direct instruction is not necessary, and questions how teachers can best use class time.