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Learning in the Choice Environment. Advancing Education Through Science-Oriented Programs.

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Linn, Marcia C.; Thier, Herbert D. – 1973

Reported is a study to investigate the effects of a free-choice program on children's ability to interpret experiments, design simple investigations, and recognize variables that could affect the outcome of observed events. (Author/SA)

Descriptors: Cognitive Development, Cognitive Processes, Decision Making, Educational Research

Adolescent Reasoning: The Development of Ability to Control Variables. Advancing Education Through Science-Oriented Programs.

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Linn, Marcia C.; Levine, David I. – 1976

A developmental investigation of the ability to control variables was conducted. One or two logically similar physics problems were individually administered to 120 subjects age 12 to 14. The problems involved either familiar or unfamiliar variables. Each problem was presented in three different informational formats. Success on the problems in…

Descriptors: Cognitive Development, Cognitive Processes, Educational Research, Elementary School Science