Some of my courses in college have just flipped to this model where most of class time is spent problem-solving (to greater or lesser degrees) and it's been inc

Some of my courses in college have just flipped to this model where most of class time is spent problem-solving (to greater or lesser degrees) and it's been incredibly effective. Granted, this is at a small liberal arts college, but learning through collaboration has been much more effective than just attending lectures (that I and many others zone out of)