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Peer reviewedvan Geert, Paul – Psychological Review, 1991
A conceptual framework of cognitive growth is sketched and a mathematical model of cognitive growth is presented with the conclusion that the most plausible model is a model of logistic growth with delayed feedback. The model is transformed into a dynamic systems model based on the logistic-growth equation. (SLD)
Descriptors: Cognitive Development, Developmental Psychology, Feedback, Heuristics
Causey, Matthew; Underhill, Robert G. – 1978
The purposes of this study were: (1) to develop a skills hierarchy for rational number multiplication using modified intraconcept analysis procedures developed by Uprichard and Phillips in two preview studies, and (2) to evaluate and modify the hierarchy using the Walbesser technique (AAAS) and pattern analysis. Subskills were delineated from two…
Descriptors: Achievement, Cognitive Development, Conference Reports, Educational Research
