Whether teachers' conceptions of NOS are reflected in their instructional planning and classroom practice remains an important research question. Consequently, this study investigated teachers' NOS views and their relationship to their classroom practice and delineated the factors that facilitate or impede this relationship. To achieve this, seven…

This study examines changes in teaching habits reported by teachers when they see themselves on video. It is a longitudinal study in which 43 student teachers participated in the first step during their teacher education. When the teachers saw themselves teaching, they were surprised by certain habits and wrote that they wanted to change them. Two…

This article investigates how affluent students made sense of social justice issues that were embedded in mathematics learning activities. I present 2 case studies of such activities at the intermediate and secondary levels in 2 different schools. The analysis draws on video records and classroom artifacts and applies the theoretical framework of…

High school teachers today work in challenging, high-accountability instructional environments, striving to meet the needs of upwards of 100 learners per day. Rapidly growing numbers of English-language learners (ELLs) in U.S. classrooms have added to these pressures. Rather than using collaborative structures to face these challenges, the…

The authors investigate how conversational routines, or the practices by which groups structure work-related talk, function in teacher professional communities to forge, sustain, and support learning and improvement. Audiotaped and videotaped records of teachers' work group interactions, supplemented by interviews and material artifacts, were…