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Adigwe, J. C. – Research in Science and Technological Education, 1992
This study investigated sex differences in chemical problem solving among Nigerian secondary school chemistry students (100 males and 100 females). Male students excelled over the female students in the following problem-solving processes: (1) problem understanding; (2) construction and execution of solution plans; (3) exhibition of structural…
Descriptors: Academic Achievement, Chemistry, Elementary Secondary Education, Error Patterns

Esiobu, Gladys O.; Soyibo, Kola – Journal of Research in Science Teaching, 1995
Verified the efficacy of concept and Vee mapping heuristics under cooperative, cooperative-competitive, and individualistic whole-class learning conditions in improving (n=808) eighth graders' achievement in ecology and genetics. Experimental groups achieved significantly better than the control groups; students in cooperative-competitive…
Descriptors: Academic Achievement, Concept Mapping, Cooperative Learning, Ecology