There is growing recognition of the prevalence of "within school churn", a phenomenon in which teachers remain within a school but are assigned a new grade level or course. In this study we examine the consequences of within-school churn for the pedagogical content knowledge of elementary teacher participants in an NSF-funded science PD…

In many innovative science content professional development (PD) courses for teachers, science concepts are situated within pedagogical contexts, or in other words, science content is incorporated within contexts relevant to teaching and student learning. Pedagogical contexts are often used because they are believed to be engaging for teachers and…

This descriptive study examined urban elementary school teachers' perceptions of their science content knowledge, science teaching practices, and support for language development of English language learners. Also examined were teachers' perceptions of organizational supports and barriers associated with teaching science to nonmainstream students.…