Descriptor
| Difficulty Level | 1 |
| Infants | 1 |
| Maturation | 1 |
| Visual Environment | 1 |
| Visual Perception | 1 |
| Visual Stimuli | 1 |
Source
| Child Development | 1 |
Author
| Greenberg, David J. | 1 |
Publication Type
Education Level
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What Works Clearinghouse Rating
Peer reviewedGreenberg, David J. – Child Development, 1971
Descriptors: Difficulty Level, Infants, Maturation, Visual Environment
