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Aschkenasy, Jeannie R.; Odom, Richard D. – Journal of Experimental Child Psychology, 1982
Investigates the effects of predisposed and distinctiveness-based salience on children's classifications in 96 preschoolers and fifth graders given a classification task designed to reflect a developmental shift from integral to separable perception. (Author/MP)
Descriptors: Age Differences, Classification, Cognitive Processes, Elementary Education

Cook, Gregory L.; Odom, Richard D. – Journal of Experimental Child Psychology, 1988
Two experiments investigated perceptual primacy of dimensional and similarity relations in stimulus classifications of younger and older subjects. Results support a differential-sensitivity view of perceptual development which asserts that individuals at all ages primarily perceive and use separate relations. (RWB)
Descriptors: Age Differences, Classification, Comparative Testing, Early Childhood Education
Alberta Dept. of Education, Edmonton. – 1991
This report puts forth the position of the Ministry of Education of Alberta, Canada, with respect to the physical development of the elementary school student as the basis for his or her cognitive, emotional, social, and moral development. The report describes normal physical development during the first 10 years of life in the domains of…
Descriptors: Children, Developmental Stages, Early Childhood Education, Elementary Education