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ERIC Number: EJ196949
Record Type: Journal
Publication Date: 1979-Jan
Pages: N/A
Abstractor: N/A
Reference Count: N/A
ISBN: N/A
ISSN: N/A
Combining Variables, Controlling Variables, and Proportions: Is There a Psychological Link?
Lawson, Anton E.
Science Education, v63 n1 p67-72 Jan 1979
Investigated the degree of relationship among the performance of 28 seventh grade students on the following three formal operations tasks: chemical combinations, bending rods, and balance beam. Results show that task performance ranged widely from early concrete operational to fully operational. (HM)
Publication Type: Journal Articles
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A