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Journal of Visual Impairment…2
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Gerhardt, Julie B.1
Puchalski, C. B.1
Rogers, S. J.1
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The Development of Object Play and Classificatory Skills in a Blind Child.
Peer reviewed Peer reviewed
Gerhardt, Julie B. – Journal of Visual Impairment and Blindness, 1982
Two aspects of the cognitive development of a 14- to 18-month-old blind child are reported: the development of procedures for the intentional control of objects and the development of certain classificatory skills. (Author)
Descriptors: Blindness, Classification, Cognitive Development, Infants
Development of Object Permanence in Visually Impaired Infants.
Peer reviewed Peer reviewed
Rogers, S. J.; Puchalski, C. B. – Journal of Visual Impairment and Blindness, 1988
Development of object permanence skills was examined longitudinally in 20 visually impaired infants (ages 4-25 months). Order of skill acquisition and span of time required to master skills paralleled that of sighted infants, but the visually impaired subjects were 8-12 months older than sighted counterparts when similar skills were acquired.…
Descriptors: Blindness, Cognitive Development, Concept Formation, Developmental Stages