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Brockman, Lois M.; Ricciuti, Henry N. – Developmental Psychology, 1971
Following nutritional recovery from severe protein-calorie deficiency, 20 young children evidenced a retarded level of categorization behavior compared to a control group of 19 adequately nourished children from similar socioeconomic background. (NH)
Descriptors: Classification, Cognitive Development, Infants, Mental Retardation
Peer reviewed Peer reviewed
Eaton, Warren O.; Ritchot, Kathryn F. M. – Developmental Psychology, 1995
Examined association of individual differences in physical maturation with information-processing speed among 9- and 10-year olds. Found that early maturers were faster than late matureres, although this maturity effect was primarily the result of a significant effect for boys. The early maturers' faster processing times may be specific to boys or…
Descriptors: Age Differences, Cognitive Processes, Individual Differences, Males