This paper reports on a design experiment within a professional development context purposefully planned to teach teachers about students' mathematics thinking and learning. We examine the factors to which participating elementary teachers attributed student mathematics success or failure when engaging with the projects' professional learning…

This document reports on a summer institute for 20 secondary school history teachers from the central Virginia public school community. Emphasis at the institute was on the fact that historically, as well as morally, all people are important. This idea is the basis for the "new social history" that tends to start with everyday experience. Because…