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| American Journal on Mental… | 1 |
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Baroody, Arthur J. – American Journal on Mental Retardation, 1996
An experimental group (n=13) and a control group (n=15) of children with mental retardation were both shown a basic concrete counting procedure. Over six months, the experimental group was given regular opportunities to practice computing sums. Many of them invented calculational short cuts. Results suggest that children with mental retardation…
Descriptors: Addition, Children, Cognitive Processes, Computation
