Describes a method for interpreting and representing children's science conceptions as expressed during clinical interviews. Also demonstrated how application of the "Interview Vee" yields important insights into the long-term growth of several children's conceptions of "molecules." (JN)

Investigated attitudes toward lectures, self-concept, and locus of control of Egyptian middle school teachers with (N=40) and without (N=40) professional educational training. A set of more desirable attitudes toward lectures, higher self-concept, and greater internal locus of control were found in the group with professional training. (DH)

Determined that graphic organizers are effective in increasing the achievement of sixth-grade (N=235) and seventh-grade (N=220) middle school students who used the organizers. Reasons why the graphic organizer enhances student learning and is an effective and practical teaching strategy are also discussed. (JN)

Determined that the majority of 299 preservice teachers did not use formal reasoning patterns when they attempted to solve a variety of problems. Results obtained for controlling variables and for proportional, probabilistic, correlational, and combinatorial reasoning are discussed with implications for middle/junior high school science teaching.…

Reviews the history of elementary/lower secondary school science, appraising the impact of various curriculum projects. Summarizes United Nations involvement in providing leadership and support in curriculum development. Concludes with a review of science education research and the interrelationships between local culture and science teaching, and…