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| Age Differences | 1 |
| Behavioral Science Research | 1 |
| Cognitive Development | 1 |
| Developmental Psychology | 1 |
| Developmental Tasks | 1 |
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| Individual Differences | 1 |
| Infant Behavior | 1 |
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| McCall, Robert B. | 1 |
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Peer reviewedMcCall, Robert B. – Monographs of the Society for Research in Child Development, 1974
Reports a series of studies conducted to investigate possible differences in the exploratory manipulation and play behavior of human infants 7-1/2- 11-1/2 months of age as a function of the attributes of the stimulus, the familiarity of the subject with the stimuli, the age and sex of the infants, and individual differences. (Author/CS)
Descriptors: Age Differences, Behavioral Science Research, Cognitive Development, Developmental Psychology
