Conceptualizing lesson study as an encounter at the boundaries of research and practice, this study examined teacher-academic collaboration for its potential to shape teacher research identity. We report here a case study of a school where the teachers have been able to present their lesson study works in conferences. Documents produced by the…

The Institute of Education Sciences (IES) publishes practice guides in education to bring the best available evidence and expertise to bear on current challenges in education. Authors of practice guides combine their expertise with the findings of rigorous research, when available, to develop specific recommendations for addressing these…

Over the past decade, research on the use of technology in the mathematics classroom has focused primarily on issues of student learning and engagement. In this article, we focus on middle grades mathematics teachers' use of The Geometer's Sketchpad, and study both the decisions they make about when to use technology, and their motivations for…