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Horn, John L. – Journal of Research and Development in Education, 1979
Intended as a nontechnical review of current scientific knowledge in the field, this essay considers the nature of primary and secondary intellectual abilities, plus the major features of, and the development of individual differences in, the skills and capacities constituting intelligence. Part of a theme issue on intelligence. (Author/SJL)
Descriptors: Cognitive Processes, Cognitive Style, Developmental Stages, Human Development
Crowther, E. M. – CORE: Collected Original Resources in Education, 1978
Adolescents, ages 11-12 and 13-14, were tested for maturity of judgment about stability-change situations and about time perspective. (CP)
Descriptors: Adolescents, Age Differences, Cognitive Development, Cognitive Processes