This paper draws from a broad study that explored mathematics teachers' engagement with textbooks within the Lesson Study context. In the current paper, we report on teachers' use of mathematics textbook activities to inform their instructional decisions during collaborative lesson planning of numeric and geometric patterns. The study took place…

This study explored the mathematics teacher identity (MTI) of three purposefully selected grade 6 non-specialist primary school mathematics teachers. The participants' subject matter knowledge and didactical skills were explored by means of semi-structured interviews, lesson observations, and document analysis of lesson plans. The data were…