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Cognitive Development2
Infants2
Object Permanence2
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Developmental Stages1
Fundamental Concepts1
Infant Behavior1
Modeling (Psychology)1
Pretend Play1
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Child Development2
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Fischer, Kurt W.1
Schuberth, Richard E.1
Watson, Malcolm W.1
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The Stage IV Error in Piaget's Theory of Object Concept Development: A Reconsideration of the Spatial Localization Hypothesis.
Peer reviewed Peer reviewed
And Others; Schuberth, Richard E. – Child Development, 1978
Tested two competing hypotheses explaining infants' failure to search for an object in a new hiding place: (1) that the concept of object is not yet differentiated from the concept of place, and (2) that difficulties in spatial localization are responsible for the search failure. (Author/JMB)
Descriptors: Cognitive Development, Fundamental Concepts, Infant Behavior, Infants
A Developmental Sequence of Agent Use in Late Infancy
Peer reviewed Peer reviewed
Fischer, Kurt W.; Watson, Malcolm W. – Child Development, 1977
A hypothesized developmental sequence of agent use in pretending was tested in 36 infants between 14 and 24 months of age and was compared with the development of object permanence. (JMB)
Descriptors: Cognitive Development, Developmental Stages, Infants, Modeling (Psychology)