The purpose of this study was to explore whether chemistry lesson sequences can indicate the level of teachers' pedagogical content knowledge (PCK). The sequencing of lessons for teaching chemical bonding is taken as the case for this study. The correct sequencing of concepts in teaching chemical bonding is key to learners' conceptual…

Much of the work on teacher knowledge suggests that content knowledge shapes pedagogical content knowledge, and in fact is primary in the relationship between the two forms of knowledge. In this paper we challenge this view, arguing from a situated perspective on knowledge and learning, that pedagogical content knowledge strongly shapes content…

This paper reports on the relationship between the subject matter knowledge of two underqualified teachers and their topic-specific pedagogical content knowledge (TSPCK) as they taught genetics at two community secondary schools in Malawi. The study was qualitative and used the multiple case study approach. The sample was purposefully chosen. Data…

Twenty-nine Zulu-speaking primary school teachers were enrolled for a certificate in-service science education course. Initially, informal classroom discussions with these teachers pointed out poor conceptual knowledge in basic astronomy. This study investigated teachers' scientific and indigenous conceptions of the Earth-Moon-Sun (E-M-S) system,…