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Lawton, Joseph T.; Blue-Swadener, Elizabeth – 1979
The effects of two types of advance organizer small group instruction, expository (EO) and guided self-discovery (GSDO) were assessed in teaching the concrete operational skills of either hierarchical classification or relations to preschool children. A control group was taught using the same materials, in a manner determined by the children's…
Descriptors: Advance Organizers, Classification, Cognitive Processes, Discovery Learning