Problem-based learning (PBL) is a constructivist method of instruction aligned with the science educational reform movement to increase scientific literacy for all Americans. As such, PBL instruction is an increasingly popular topic for professional development workshops offered to teachers in secondary learning environments. This research…

In this article, a contribution is made to the discussion of reflection on the part of teachers. The discussion to date has shown that reflection must be broad and deep. However, just what constitutes broad and deep reflection and the relations between the two remain unclear. After consideration of the characteristics of broad and deep reflection,…

The practical knowledge that enables good teaching has emerged over the past decade as an area of critical interest to educational researchers. This article reports on insights gathered during a series of teacher practical knowledge research projects that took place over a 10-year period with more than 40 teacher interns and experienced teachers.…