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Mandler, Jean M.; And Others – Cognitive Psychology, 1991
The conceptual categories that children have developed in their second year were studied in five experiments using object manipulation tasks. Subjects included 152 children from 18 to 31 months of age. These very young children had formed global conceptions of many domains of objects. (SLD)
Descriptors: Child Development, Classification, Cognitive Processes, Concept Formation
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Hund, Alycia M.; Plumert, Jodie M. – Cognitive Psychology, 2005
Four experiments examined the flexibility and stability with which children and adults organize locations into categories based on their spatiotemporal experience with locations. Seven-, 9-, 11-year-olds, and adults learned the locations of 20 objects in an open, square box. During learning, participants experienced the locations in four…
Descriptors: Cues, Experiments, Young Children, Adults