Pedagogical content knowledge (PCK) has become a useful construct to examine science teacher learning. Yet, researchers conceptualize PCK development in different ways. The purpose of this longitudinal study was to use three analytic lenses to understand the development of three beginning biology teachers' PCK for teaching natural selection…

Teaching experience has been identified as an important factor in pedagogical content knowledge (PCK) development. However, little is known about "how" experienced teachers may draw on their previous experience to facilitate their PCK development. This study examined how two experienced high school biology teachers approached the…

The implementation of educational reforms requires behavioral changes from the teachers involved. Theories on successful behavioral change prescribe the following conditions: teachers need to possess the necessary knowledge and skills, form strong positive intentions to perform the new behavior, and have a supporting environment for change.…

Science museums often introduce plays to liven up exhibits, attract visitors to specific exhibitions, and help visitors to "digest" difficult content. Most previous research has concentrated on viewers' learning outcomes. This study uses performance and spectator analyses from the field of theater studies to explore the link between…