Discusses a study comparing the effectiveness of the group studies approach recommended in the teacher's guide for CBA chemistry with an individualized approach utilizing CBA materials. The individualized group did a well as or better than the other group. Reviews students' attitudes toward individualized course. Twenty-four references. (PR)

Discusses the historical development of both the wave and the corpuscular photon model of light. Suggests that students should be informed that the two models are complementary and that each model successfully describes a wide range of radiation phenomena. Cites 19 references which might be of interest to physics teachers and students. (LC)

This is the first of a new series of brief ancedotes about materials and phenomena which exemplify chemical principles. Examples include (1) the sea-lab experiment illustrating principles of the kinetic theory of gases, (2) snow-making machines illustrating principles of thermodynamics in gas expansions and phase changes, and (3) sunglasses that…

Describes a laboratory-centered introductory physics course for high school juniors and seniors. Course philosophy, objectives, laboratory procedures, syllabus, and evaluation methods are presented. A list of laboratory exercises, and a detailed description of three of them are included. (LC)