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| Addition | 2 |
| Cognitive Processes | 2 |
| Subtraction | 2 |
| Academic Achievement | 1 |
| Age Differences | 1 |
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| Elementary Education | 1 |
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| Grade 1 | 1 |
| Individual Differences | 1 |
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| Child Development | 2 |
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| Journal Articles | 1 |
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Peer reviewedPike, Ruth; Olson, David R. – Child Development, 1977
Developmental changes in 5- to 7-year-old children's mental representation of addition and subtraction events were examined by means of the response times required to answer more or less questions. (Author/JMB)
Descriptors: Addition, Age Differences, Cognitive Processes, Concept Formation
Individual Differences in Strategy Choices: Good Students, Not-So-Good Students, and Perfectionists.
Peer reviewedSiegler, Robert S. – Child Development, 1988
Issues include consistent individual differences in children's strategy choices, interpretation of differences within a framework, and the relation of differences to standardized test performance. (RJC)
Descriptors: Academic Achievement, Addition, Cognitive Processes, Elementary Education
