In this article, the authors introduce engineering and technology teachers to the process that led to the National Research Council's framework for K-12 science education and some of its content and delve into the dimensions of the framework that should be of most interest to engineering and technology teachers. The framework articulates a vision…

Current instructional and learning models insist that when teachers prepare lessons for their technology and engineering classes, they must begin with a sense of what students already know. In preparing lessons, many teachers use their years of classroom experience as data to inform them about students' prior knowledge and about student…