摘要: Collaborative peer-learning environments have received increased attention in classrooms due to the potential for improving student learning. This article explores social–behavioral, cognitive, and developmental mechanisms by which working with other students is thought benefit learning, detrimental processes that may occur during peer collaboration. It describes many ways small-group work be orchestrated bring about learning benefits prevent debilitating effects, such as preparing collaboratively, structuring interaction specific ways, addressing instructional practices of teachers.