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Peer reviewedGopnik, Alison; Meltzoff, Andrew – Child Development, 1987
Changes in children's categorization behavior between 15 and 21 months of age and the relation of these changes to developments in language, object permanence, and means-end understanding are reported. (PCB)
Descriptors: Behavior Change, Classification, Cognitive Development, Infant Behavior
Peer reviewedWaxman, Sandra R. – Cognition, 1999
This study examined how novel words foster the formation of object categories for 12- to 13-month olds. Results indicated that by 12 to 13 months, infants have begun to distinguish between novel words presented as count nouns versus adjectives in fluent, infant-directed speech, and that infants' expectations for novel words accord with this…
Descriptors: Adjectives, Classification, Cognitive Development, Concept Formation
Download full textRingwall, Egan A.; And Others – 1965
A research project was aimed at measuring the relationship between infant vocalizations and linguistic development and determining the feasibility of using infant vocalizations as a predictor of later psychological and intellectual status. However, a method was needed to analyze the vocalizations of infants. This report describes a method used to…
Descriptors: Child Development, Classification, Data Collection, Infant Behavior
