Descriptor
| Cognitive Development | 1 |
| Cognitive Processes | 1 |
| Computation | 1 |
| Concept Formation | 1 |
| Conservation (Concept) | 1 |
| Developmental Psychology | 1 |
| Developmental Tasks | 1 |
| Human Development | 1 |
| Maturation | 1 |
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| Cognitive Psychology | 1 |
Author
| Klahr, David | 1 |
| Wallace, J. G. | 1 |
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Peer reviewedKlahr, David; Wallace, J. G. – Cognitive Psychology, 1973
An analysis of the quantitative processes underlying conservation of quantity is presented. Models of three quantitative operators--subitizing, counting, and estimation--are derived from adult performance in quantification tasks, and some features of the operators are described. The emergence of conservation is described in terms of the…
Descriptors: Cognitive Development, Cognitive Processes, Computation, Concept Formation
