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Wetherby, Amy M.; And Others – Journal of Speech and Hearing Disorders, 1989
The study identified communicative patterns of preschool children (N=11) with handicaps (Down's Syndrome, specific language impairments, and autism). Down's Syndrome children were like normal children of the same language stage on all parameters whereas autistic children scored outside the normal range on all but one parameter. (Author/DB)
Descriptors: Autism, Developmental Stages, Downs Syndrome, Early Identification

Robb, Michael P.; Saxman, John H. – Journal of Speech and Hearing Research, 1990
The continuity in development of syllable duration patterns was examined in seven young children as they progressed from preword to multiword periods of vocalization development. Results revealed no systematic increase or decrease in the duration of bisyllables produced by the children as a group, whereas lengthening of final syllables was…
Descriptors: Child Language, Developmental Stages, Infants, Language Acquisition

Pennington, Bruce F.; And Others – Child Development, 1986
Compares the spelling errors on the Wide Range Achievement Test II made by adults with an apparent autosomal dominant form of dyslexia to those made by their normal adult relatives and by spelling-age matched normal controls using a computerized error evaluation program. (HOD)
Descriptors: Developmental Stages, Dyslexia, Elementary Secondary Education, Error Analysis (Language)

Goodell, Elizabeth W.; Studdert-Kennedy, Michael – Journal of Speech and Hearing Research, 1993
This study examined whether toddlers build a repertoire of words as integral sequences of gestures and then differentiate these sequences into their gestural and segmental components. Results demonstrate clear differences in duration and coordination of gestures between children and adults and a shift toward the patterns of adult speakers during…
Descriptors: Acoustic Phonetics, Age Differences, Articulation (Speech), Developmental Stages