Described is a conceptual model for comparing, synthesizing, and evaluating present instructional strategies and for research and development of new instructional programs. The model is based on the assumption that instructor's behavior can be categorized according to observable characteristics and that these categories will be subsumed under the…

This proceedings report includes papers presented at a conference on teaching science to students with disabilities. In the first paper, "Family Pedigrees: A Model Lesson Illustrating Strategies for Teaching Students with Disabilities in a Mainstreamed High School Biology Class" (Kathleen Ball and Edward C. Keller, Jr.), strategies are described…

To provide an international perspective, and to get American students focused on the United Nations (UN) as a legitimate scientific institution, the United Nations and its role in addressing global environmental concerns should be taught in the American science classroom. The target audience for this paper is high school teachers. The United…