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| Shannon, Lael | 1 |
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Peer reviewedShannon, Lael – Child Development, 1978
Children ranging in age from three to six years counted 7, 10, and 14 items arranged in columns or in rows. Developmental changes in the spatial strategy and the relation of strategy to accuracy were examined. (JMB)
Descriptors: Age Differences, Computation, Elementary School Students, Number Concepts
Peer reviewedCowan, Richard – Journal of Experimental Child Psychology, 1984
Studies five-year-olds' relative number judgements of small and large number displays with and without perceptual aids. Children were found to respond to local rather than global density differences and to benefit from the provision of perceptual aids on both small and large number displays. (Author/AS)
Descriptors: Computation, Concept Formation, Conservation (Concept), Cues
