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Development of Object Control in the First Year: Emerging Category Discrimination and Generalization in Infants' Adaptive Selection of Action
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Mash, Clay; Bornstein, Marc H.; Banerjee, Abhilasha – Developmental Psychology, 2014
This research examined the development of adaptive generalization in infants' object-directed actions. Infants ages 9 and 12 months participated in an object manipulation task with stimulus objects from 2 categories that differed in shape and weight and that bore a consistent shape or weight correspondence. Weight differences between…
Descriptors: Infants, Object Manipulation, Child Development, Generalization
Separating the Sheep from the Goats: Differentiating Global Categories.
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Mandler, Jean M.; And Others – Cognitive Psychology, 1991
The conceptual categories that children have developed in their second year were studied in five experiments using object manipulation tasks. Subjects included 152 children from 18 to 31 months of age. These very young children had formed global conceptions of many domains of objects. (SLD)
Descriptors: Child Development, Classification, Cognitive Processes, Concept Formation
DEVELOPMENTAL CHANGES IN CATEGORIZING BEHAVIOR FROM INFANCY TO THE EARLY PRESCHOOL YEARS.
JOHNSON, LINDA J.; RICCIUTI, HENRY D. – 1965
A MAIN PROBLEM ARISING IN THE STUDY OF CATEGORIZING BEHAVIOR IN PRESCHOOL CHILDREN BY MEANS OF SORTING PROCEDURES WAS THAT PERFORMANCE APPEARED TO BE VERY MUCH A FUNCTION OF THE CHILD'S COMPREHENSION OF THE PARTICULAR VERBAL INSTRUCTIONS EMPLOYED BY THE EXPERIMENTER IN PRESENTING THE TASK. THE SPECIFIC AIMS OF THE FIRST STUDY WERE TO INVESTIGATE…
Descriptors: Behavior Patterns, Child Development, Classification, Developmental Tasks