This article describes a detailed analysis of knowledge building in a problem-based learning group. Knowledge building involves increasing the collective knowledge of a group through social discourse. For knowledge building to occur in the classroom, the teacher needs to create opportunities for constructive discourse in order to support student…

A sociocultural view of learning proposes that learning involves becoming enculturated into a community of practice. A step along the way is learning to use the specialized language of such a community, as language is a crucial tool that regulates participation, mediates cognition and plays a central role in the development of thought.…