Traditionally, collaborative technologies are intended to directly support joint, collaborative activity, taking their cues from communication and media. Here, empirical findings are presented about the types of information needs associated with the formation of a knowledge-building community among professional learning technology researchers. Several issues are outlined in designing, facilitating, supporting, and measuring knowledge-building activity in such as community of practice. It is argued that, rather than communication tools, a knowledge-building community is better served by
This chapter discusses learning through the manipulation of three-dimensional objects. The opportunity to touch and interact with objects is helpful for young children as they attempt to understand abstract concepts and processes. How might parents guide children in coming to understand the complex and abstract symbolic nature of representational objects?