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Accelerating the Development of Formal Thinking in Middle and High School Students.

Peer reviewed

Adey, Philip; Shayer, Michael – Journal of Research in Science Teaching, 1990

The effect of intervention lessons designed to accelerate the development of formal operations taught over a period of two years to adolescents was assessed. Results indicated that the experimental group had achieved a significantly greater gain in cognitive levels than the control group. Implications are discussed. (CW)

Descriptors: Acceleration (Education), Cognitive Development, Developmental Stages, Elementary School Science