Describes a teaching technique where students are to describe in detail, identify the unusual aspects of, and then provide an explanation of puzzling events or situations" in terms of previous experience and known scientific principles. Illustrated with examples, mostly chemical. (AL)

Describes an earth science project completed by students in an American school in Saudi Arabia. (AL)

A description of an individualized, local curriculum developed and evaluated through student input. (CP)

Presents the instructional procedures used in a team teaching situation. Identifies advantages and problems encountered in cyclic approach to demonstration, laboratory, programed, and large group activities. (DS)

Indicates the need for schools to present materials that will produce positive attitudes toward family planning. Proposes the development of a comprehensive sourcebook of material that will contain an overall theme with material planned for each grade level and each school subject. (DS)

Describes archeology as a discipline and explains the interdisciplinary approach being used to explore the Koster excavations in Illinois. Four programs involving direct student participation in archeological research are outlined as well as the major findings at Koster and their contribution to interdisciplinary archeology. (BR)