The document discusses collaborative learning, which involves students working together in small groups to accomplish shared learning goals. Some key benefits of collaborative learning include students becoming more proactive learners, developing their thinking and social skills, and gaining experience with teamwork. Effective strategies include clarifying group roles and responsibilities, encouraging open communication, conducting pre-and post-assessments, and using techniques like jigsaw to share knowledge between groups. The document also covers example activities, advantages, and disadvantages of collaborative learning.