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| Distance | 2 |
| Visual Acuity | 2 |
| Visual Perception | 2 |
| Age Differences | 1 |
| Concept Formation | 1 |
| Infants | 1 |
| Perceptual Development | 1 |
| Preschool Children | 1 |
| Visual Stimuli | 1 |
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| Journal Articles | 1 |
| Reports - Research | 1 |
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Peer reviewedSalapatek, Philip; And Others – Child Development, 1976
Examined acuity thresholds for 1- and 2-month-old infants by presenting square wave gratings in a preference paradigm at four viewing distances. (Author/JMB)
Descriptors: Distance, Infants, Visual Acuity, Visual Perception
Peer reviewedTronick, Edward; Hershenson, Maurice – Journal of Experimental Child Psychology, 1979
Descriptors: Age Differences, Concept Formation, Distance, Perceptual Development
