The document discusses the flipped classroom model, which reverses the traditional lecture and homework elements of a course. It defines the flipped classroom as a blended learning approach where students learn new content at home via video lectures before coming to class. This allows class time to be used for collaborative learning activities and hands-on problem solving. The document also outlines perceived advantages for both instructors and students, such as increased engagement and test scores, as well as potential criticisms around preparation time and the digital divide.