The nature of knowledge needed for teaching elementary science and the development of such knowledge is a focus of ongoing research in science education. Internationally, there is a move to include scientific literacy as an aim of science education curricula. In order to teach such curricula teachers need two types of subject matter knowledge…

This article explores how beginning teachers develop their professional identities and knowledge. It analyses the stories of four student-teachers as they progressed through their pre-service programme and in their first year as primary teachers. During the three-year programme a range of instruments and a series of interviews were used to collect…

A brief review of the history of pedagogical content knowledge reveals various definitions and conceptualizations of the construct, as well as some conceptual problems. A new conceptualization--teacher pedagogical constructions--is offered to address some of the problems associated with PCK. Seven assertions that comprise the new conceptualization…