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| Perceptual and Motor Skills | 3 |
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| Journal Articles | 2 |
| Information Analyses | 1 |
| Reports - Research | 1 |
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Peer reviewedSpitz, Herman H.; Webreck, Cindy A. – Perceptual and Motor Skills, 1971
Descriptors: Age Differences, Cognitive Processes, Mental Retardation, Performance Factors
Peer reviewedMeline, Timothy J.; Meline, Nannette C. – Perceptual and Motor Skills, 1981
The variation of mean length of utterance, a linguistic measure, is explored among 50 normally developing three-, four-, and five-year-olds. It is suggested that mean length of utterance, as a measure of language status, is limited in differentiating language-impaired from normally developing children. (Author/SJL)
Descriptors: Age Differences, Child Language, Diagnostic Tests, Disability Identification
Peer reviewedKaufman, Nadeen L. – Perceptual and Motor Skills, 1980
After a brief historical (Orton) and theoretical (Gibson) look at the phenomenon of reversals, two groups of studies are reviewed and evaluated. The first group involves neurological and psychological factors associated with reversals such as age and training. The second relates reversals to reading disabilities and to future reading achievement.…
Descriptors: Age Differences, Elementary Education, Etiology, Letters (Alphabet)
