Descriptor
| Age Differences | 2 |
| Cognitive Development | 2 |
| Infants | 2 |
| Responses | 2 |
| Stimulation | 2 |
| Affective Behavior | 1 |
| Auditory Stimuli | 1 |
| Data Analysis | 1 |
| Mothers | 1 |
| Perceptual Development | 1 |
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Peer reviewedGreenberg, David J.; O'Donnell, William J. – Child Development, 1972
Study attempted to determine the viability of optimal level theory as it pertains to infant perceptual and cognitive development. (Authors)
Descriptors: Age Differences, Cognitive Development, Data Analysis, Infants
Peer reviewedTurnure, Cynthia – Developmental Psychology, 1971
Descriptors: Affective Behavior, Age Differences, Auditory Stimuli, Cognitive Development


