Teacher knowledge of science content is an important but under-studied construct. A curricular and professional development intervention consisting of a fifth grade science curriculum, teacher workshops, and school site support was studied to determine its effect on teachers' science content knowledge as measured by a science knowledge test,…

Achievement goal theory distinguishes between mastery goals (the goals of developing competence) and performance goals (the goals of demonstrating competence) [Ames [1992] "Journal of Educational Psychology" 84: 261-271]. In this study, we employed this theory aiming to better understand why adolescents' motivation to learn science…

This study investigated teacher-child interaction within small-group science activities in a fourth-grade classroom. This qualitative study revealed three "zones of interaction," or teacher-child interaction categories: Individual Zones of Interaction, Multiple Zones of Interaction, and a Collective Zone of Interaction. Each zone was further…

The purpose of this study was twofold. One purpose was to identify the locally negotiated literate practices that defined ways of communicating information and knowledge across the curriculum in a fourth/fifth grade classroom. Through an ethnographic and sociolinguistic set of analyses, this investigation illustrated how the teacher worked to…