The author drew the 2008 Easter conference to a close. During the final address, the author chose to focus on the domain of perimeter and area both because it is a topic accessible to teachers of all ages and because learners display considerable confusion between them. The core difficulty seems to lie in the necessity to attend either to the…

There have been calls for at least 30 years in American education for a return to basics in mathematics instruction. The problem lies in defining what is basic. Mathematics is more than arithmetic. It is a fabric of ideas, relationships, principles and procedures. But all too often the emphasis in classroom instruction is on static facts and…

In this article, the author discusses the use of stories from the classroom to promote development in learning and teaching through inquiry communities and the "Develop your Teaching" (Dyt) approach. Sharing classroom stories, or "anecdoting," leads to a synthesizing of issues, providing starting points for professional development activity. One…