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Sinclair, Hermina – Human Development, 1978
Attempts to clarify the meaning of differentiation in the Piagetian concept of object permanence. (BD)
Descriptors: Conservation (Concept), Developmental Stages, Infant Behavior, Object Permanence
Peer reviewed Peer reviewed
And Others; Moore, M. Keith – Journal of Experimental Child Psychology, 1978
Descriptors: Age Differences, Conservation (Concept), Developmental Stages, Infant Behavior
Phillips, Shelley – 1984
In four parts, this discussion describes characteristics of the thought of infants, preschool children, primary school students, and adolescents. Topics briefly addressed in part I, on the thought processes/capabilities of babies, concern sensorimotor thought without abstraction, the importance of physical exploration, the development of…
Descriptors: Adolescents, Association (Psychology), Classification, Cognitive Ability