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Overton, Willis F.; Brodzinsky, David – Developmental Psychology, 1972
The development of multiplicative classificatory skills in children between 4 and 9 years of age was investigated by means of two forms of the matrix-completion task. (Authors)
Descriptors: Classification, Cluster Grouping, Cognitive Development, Developmental Psychology
Peer reviewed Peer reviewed
Arlin, Marshall; Brody, Richard – Developmental Psychology, 1976
Investigated developmental trends in organization and free recall as they interact with spatial representation and blocking. Subjects were 695 children in grades 4, 6 and 8. Task factors appeared to interact with developmental trends in both organization and free recall. (GO)
Descriptors: Age Differences, Cluster Grouping, Cognitive Development, Elementary School Students
Peer reviewed Peer reviewed
Winters, John J., Jr.; Brzoska, Mary Anne – Developmental Psychology, 1976
Investigated the development and fragmentation of categories over chronological and mental age without the requisite of free recall. Kindergarten, fourth grade, ninth grade and retarded students labeled and categorized chromatic slides of picturable objects. (GO)
Descriptors: Age Differences, Classification, Cluster Grouping, Cognitive Development