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The Development of Object Permanence in Children with Intellectual Disability, Physical Disability, Autism, and Blindness
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Bruce, Susan; Muhammad, Zayyad – International Journal of Disability, Development and Education, 2009
This article presents a review of the literature on object permanence with an emphasis on research on children with severe disabilities. Object permanence is the realisation that objects continue to exist in time and place even when they are no longer visible. This understanding is achieved across Stages IV-VI of Piaget's Sensorimotor Period.…
Descriptors: Object Permanence, Blindness, Physical Disabilities, Mental Retardation
The Development of Object Play and Classificatory Skills in a Blind Child.
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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
Orientation-Invariant Object Recognition: Evidence from Repetition Blindness
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Harris, Irina M.; Dux, Paul E. – Cognition, 2005
The question of whether object recognition is orientation-invariant or orientation-dependent was investigated using a repetition blindness (RB) paradigm. In RB, the second occurrence of a repeated stimulus is less likely to be reported, compared to the occurrence of a different stimulus, if it occurs within a short time of the first presentation.…
Descriptors: Recognition (Psychology), Blindness, Models, Object Permanence
Relationship between the Development of Language and Thought in Young Blind Children.
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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
Spatial Relations in Congenitally Blind Infants: A Study.
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Nielsen, L. – Journal of Visual Impairment and Blindness, 1991
Twenty congenitally blind infants were placed in a panelled framework with various tactile and auditory objects for 20-minute periods. Results indicated that subjects improved their performance of spatially related activities when exposed to an environment helping them understand the concept and permanence of objects and the production of…
Descriptors: Auditory Stimuli, Blindness, Concept Formation, Congenital Impairments