This document discusses collaborative learning approaches. It defines collaborative learning as students working together in groups to understand course material rather than just listening to a teacher. Approaches discussed include cooperative learning, problem-based learning, writing groups, peer teaching, and learning communities. Key aspects of collaborative learning are positive interdependence, face-to-face interaction, individual accountability, developing social skills, and group processing. The document also examines how teaching roles may change from transmitting knowledge to facilitating learning.