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Walberg, Herbert J.; And Others – 1980
Presented is a review and synthesis of research in science education conducted with students in grades 6 through 12 during the years 1964-78. In the meta-analysis process, eight constructs linked to learning outcomes were used as the theoretical constructs for the literature selection. The constructs include quality and quantity of instruction;…
Descriptors: Academic Ability, Academic Achievement, Cognitive Development, Educational Environment