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Brainerd, C. J.; Reyna, V. F. – Developmental Psychology, 1990
Two experiments involving students from grades 1-2 and 5-6 found strong connections between development and forgetting rates when the influences of learning ability were eliminated. Findings eliminated a hypothesis based on age variability in overlearning. (RH)
Descriptors: Age Differences, Cognitive Ability, Cognitive Development, Etiology
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Skinner, Ellen A.; Chapman, Michael – Developmental Psychology, 1987
The hypothesis that differences in definitions of perceived internality in Piagetian and locus of control viewpoints account for paradoxical findings was tested empirically using two independent samples of children. Results suggest that perceived internality depends on the aspects of means-ends beliefs on which one focuses.
Descriptors: Age Differences, Children, Cognitive Development, Definitions
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Harvey, Elizabeth – Developmental Psychology, 1999
Examined effects of early parental employment on children, using data from National Longitudinal Survey of Youth. Found that more work hours were associated with slightly lower cognitive development through age 9 and lower academic achievement before age 7, but not with behavior problems, compliance, or self-esteem. Early parental employment was…
Descriptors: Academic Achievement, Age Differences, Behavior Problems, Child Development