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Piaget, Jean – Journal of Research in Science Teaching, 2003
In this article, the author gives a general introduction of a few ideas on cognitive development in children. In the first part, he deals with the topic of development, a process which concerns the totality of the structures of knowledge. He reviews the stages of development of operational structures, distinguishes four main stages of development,…
Descriptors: Developmental Stages, Cognitive Development, Developmental Psychology, Child Development
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Niaz, Mansoor – Journal of Research in Science Teaching, 1991
Reports a study that analyzes the importance of individual difference variables in explaining subject performance in formal reasoning in 72 first-year college students. (PR)
Descriptors: Developmental Stages, Educational Research, Formal Operations, Higher Education
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Perry, Bruce; Obenauf, Patricia – Journal of Research in Science Teaching, 1987
Reports on a study which investigated the order of acquisition of intuitive notions of qualitative speed. Results indicated that an array of prerequisites, equivalent, and independent relationships existed among the tasks administered. Confirmed the evolution of reasoning for notions of qualitative speed found by Piaget. (Author/TW)
Descriptors: Concept Formation, Developmental Stages, Elementary Education, Elementary School Science