Purpose: This paper presented the learning process of a group of primary mathematics teachers who participated in two iterations of lesson design, enactment and reflection in a Chinese Lesson Study. Design/methodology/approach: An expansive learning theory was employed to examine the teachers' learning process in lesson study (LS) on representing…

The main purpose of this research study was to fill gaps in existing research on the comparative forms and qualities of learning that emerge from formal professional development and from more self-directed teacher teams. This research study also described the extent to which both align to recommendations for professional learning and the extent…