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Peer reviewed Peer reviewed
Fishbein, Harold D.; And Others – Merrill-Palmer Quarterly, 1981
Aims to develop new procedures to collect and analyze data pertaining to spatial development, to explicate a neo-Piagetian model within which these data can be examined, and to assess the validity of this model in tasks requiring perceptual skills and/or rotation (perspective) skills. (RH)
Descriptors: Adults, Age Differences, Children, Cognitive Development
Peer reviewed Peer reviewed
Hill, Everett W.; Hill, Mary-Maureen – Journal of Visual Impairment and Blindness, 1980
The investigation's purpose was to revise E. Hill's test for assessing the development of spatial concepts among visually impaired children, "Concepts Involved in Body Position and Space;" establish the test's validity and reliability; and collect normative data. (Author)
Descriptors: Blindness, Cognitive Development, Cognitive Tests, Concept Formation