Descriptor
Source
| Child Development | 3 |
Author
| Lemond, Carolyn M. | 1 |
| Longhurst, Thomas M. | 1 |
| Odom, Richard D. | 1 |
| Schaffer, H. Rudolph | 1 |
| Turnure, James E. | 1 |
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Peer reviewedSchaffer, H. Rudolph; And Others – Child Development, 1972
Wariness did not set in gradually over a period of time but, on the contrary, was found in its fully developed form at 9 months, having been completely absent at 8 months. (Authors/MB)
Descriptors: Age Differences, Developmental Psychology, Eye Fixations, Infants
Peer reviewedLonghurst, Thomas M.; Turnure, James E. – Child Development, 1971
Investigation indicates that perceptual inadequacy must be controlled in studies that utilize ambiguous, novel or nonsense designs in stimulus materials. (Authors)
Descriptors: Communication (Thought Transfer), Communication Problems, Discrimination Learning, Perception
Peer reviewedOdom, Richard D.; Lemond, Carolyn M. – Child Development, 1972
For the age range tested there is a lag between the perception and production of certain facial expressions. (Authors)
Descriptors: Age Differences, Child Development, Facial Expressions, Grade 5
