The Effects of Training on the Development of the Ability to Control Variables.

Bredderman, Theodore A.

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Peer reviewed

ERIC Number: EJ086697

Record Type: CIJE

Publication Date: 1973

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ISSN: ISSN-0022-4308

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The Effects of Training on the Development of the Ability to Control Variables

Bredderman, Theodore A.

Journal of Research in Science Teaching, 10, 3, 189-200, 73

Effects of external reinforcement and cognitive conflict-based treatments on students' acquisition of ability to control variables at an early age were studied. Smedslund's finding was confirmed. Nearly half of trained students with a mean age of 11.8 years could be classified in late formal operations. (CC)

Descriptors: Cognitive Ability, Doctoral Dissertations, Elementary School Students, Intellectual Development, Learning Theories, Psychology, Retention Studies, Science Education, Training

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