Reports on learning when engaged in a four-month experience of co-teaching a water unit in a seventh-grade classroom. Suggests that co-teaching allows for a mode of learning that is not captured by Schon's notions of reflection-in-practice and reflection-on-practice. Concludes that co-teaching, as co-learning, is praxis. Contains 26 references.…

A teacher educator took over a high school physics teachers' class for a semester in exchange for the physics teacher taking over his university physics methods classes. The paper presents the perceptions of people involved in the experience. Students at both schools accepted the situation well. University students, invited to observe their…