This article profiles a high school physics teacher who received a grant to conduct research, with his own classes, designed to identify students' preconceptions about the physical world, explore ways teachers can use those preconceptions to teach physical laws, and prepare classroom materials that teachers can use to teach physics. (IAH)

Argues that the traditional paradigm used in teaching science and mathematics should be replaced by one which focuses on the students' own conceptions, prior experiences, and active participation in learning. (DDR)

Examines the role of social interaction as a facilitator of learning in general and conceptual change in particular. Three conditions are proposed as necessary for social interaction to facilitate knowledge construction--horizontal information, comparable domain knowledge, and availability of cognitive tools. Suggests that these conditions assure…

Argues that children learn science more effectively when teachers begin with the ideas they already hold. Children can arrive at scientific understanding through careful teaching that includes discussion activities, practical investigations, or secondary sources. Getting children to discuss their ideas challenges their thinking and encourages them…