Studied the effects of the inquiry strategy method on the styles of categorization of 92 students, using results from the Sigel Cognitive Style Test administered in 1966, 1970, and 1971. Concluded that the inquiry-exposed groups were found to be significantly more analytical than the comparison groups. (CC)

Reports on a study that examined the differential effectiveness of traditional and discovery methods of chemistry instruction in Zambia. Compared were the teaching of science concepts, understandings about science, and scientific attitudes to learners at the concrete and formal levels of cognitive development. (TW)