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Bruce, Susan M.; Vargas, Claudia – Journal of Visual Impairment & Blindness, 2013
"Object permanence," also known as "object concept" in the field of visual impairment, is one of the most important early developmental milestones. The achievement of object permanence is associated with the onset of representational thought and language. Object permanence is important to orientation, including the recognition of landmarks.…
Descriptors: Action Research, Visual Impairments, Multiple Disabilities, Object Permanence
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Bruce, Susan M.; Vargas, Claudia – Journal of Visual Impairment & Blindness, 2012
Introduction: This article discusses the impact of blindness and low vision on the development of object permanence and provides suggestions for assessment and instruction. Methods: The reviewed literature was identified by searching both ERIC and Psych Info using combinations of search terms such as "object permanence" and "visual…
Descriptors: Children, Blindness, Visual Impairments, Multiple Disabilities
Duckman, Robert; Tulloch, Deborah – 1984
Relationships between infant visual skills and the development of object permanence and expressive language skills were examined with 31 infants in three groups: visually typical, visually atypical, and Down Syndrome. Measures used to evaluate visual status were: forced preferential looking, optokinetic nystagmus, and behavioral. Object permanence…
Descriptors: Cognitive Processes, Concept Formation, Downs Syndrome, Expressive Language
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Bigelow, A. – Journal of Visual Impairment and Blindness, 1990
The relationship between the development of object permanence and early words was studied in three young boys, two totally blind from birth and one severely visually impaired. Subjects acquired early words within the age range for sighted children but their word usage was different. The two blind children were delayed in their development of…
Descriptors: Blindness, Child Development, Concept Formation, Developmental Stages
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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
Colcock, Kristina B. – 1992
This literature review examines the development and early language acquisition of infants with blindness or visual impairments. The paper begins with a history of public perceptions of individuals with visual disabilities, efforts to develop educational programs for them, and legislation supporting these efforts. Review of the literature on early…
Descriptors: Blindness, Child Development, Child Rearing, Educational History