Descriptor
| Achievement Rating | 1 |
| Attention Span | 1 |
| Elementary School Students | 1 |
| Laboratory Experiments | 1 |
| Perceptual Development | 1 |
| Visual Stimuli | 1 |
Source
| Child Development | 1 |
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Peer reviewedKirchner, Grace L.; Knopf, Irwin J. – Child Development, 1974
Second grade children, divided into high and low achievement groups, were tested on a visual vigilance task in which stimuli occurred 24 times in 30 minutes. High achievers responded correctly more often. (ST)
Descriptors: Achievement Rating, Attention Span, Elementary School Students, Laboratory Experiments
