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Denney, Nancy Wadsworth – Child Development, 1972
The most significant finding is that classification according to complete similarity not only occurs much earlier than reported by Inhelder and Piaget, but also does not follow the developmental course reported by Inhelder and Piaget. (Author)
Descriptors: Classification, Cluster Grouping, Cognitive Development, Developmental Psychology
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Woodward, W. Mary; Hunt, M. R. – British Journal of Educational Psychology, 1972
Findings of this investigation suggest that a fruitful approach to the study of early cognitive development is to analyse variations in the selectivity involved in different kinds of actions by which children relate two objects. (Authors)
Descriptors: Cognitive Development, Dimensional Preference, Handicapped Children, Mental Retardation