Comparison of the Development of Ratio Concepts in Two Domains.

Bar, Varda

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Peer reviewed

ERIC Number: EJ356074

Record Type: Journal

Publication Date: 1987

Pages: N/A

Abstractor: N/A

ISBN: N/A

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EISSN: N/A

Comparison of the Development of Ratio Concepts in Two Domains.

Bar, Varda

Science Education, v71 n4 p599-613 Jul 1987

Describes a study which sought to identify development patterns related to the acquisition of proportional reasoning in two areas, namely electricity and chemical solutions. Results from children ages 9-11 indicated that development of understanding of chemical solutions was asymmetric whereas it was symmetrical with electricity. Includes sample problems. (ML)

Descriptors: Cognitive Processes, Elementary Education, Elementary School Science, Foreign Countries, Learning Strategies, Physical Sciences, Problem Solving, Science Education, Science Instruction

Publication Type: Journal Articles; Reports - Research

Education Level: N/A

Audience: Practitioners

Language: English

Sponsor: N/A

Authoring Institution: N/A

Identifiers - Location: Israel (Jerusalem)

Grant or Contract Numbers: N/A