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Wishart, Jennifer G. – Child Development, 1986
Investigates whether 6- to 12-month-old infants' exposure to the successful search behavior of a sibling in two object-concept tasks would enhance infants' subsequent performance on these tasks. (HOD)
Descriptors: Child Development, Cognitive Ability, Cognitive Development, Cognitive Processes
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Gopnik, Alison; Meltzoff, Andrew N. – Child Development, 1986
Compares two types of semantic development (the acquisition of disappearance words and success-failure words) to performance on two types of cognitive tasks (object-permanence and means-ends tasks) among infants. (HOD)
Descriptors: Child Development, Cognitive Development, Concept Formation, Developmental Stages
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Bruce, Susan M. – International Journal of Disability, Development and Education, 2005
Most children who are congenitally deafblind are severely delayed in their communication development and many will not achieve symbolic understanding and expression. This article discusses developmental markers cited in the research literature as predictive of or facilitative of the development of symbolism. These markers include the growth toward…
Descriptors: Symbolic Learning, Cues, Object Permanence, Communication Disorders