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Yoder, Paul J.; And Others – Journal of Early Intervention, 1995
This study tested the hypothesis that pretreatment level of play would predict the rate of increase in prelinguistic, intentional requesting during prelinguistic communication intervention of 8 children (ages 21 to 30 months) with developmental disabilities. A positive relation was found between amount of transitional or symbolic play at baseline…
Descriptors: Developmental Disabilities, Developmental Stages, Early Intervention, Nonverbal Communication
Yoder, Paul J.; Davies, Betty – American Journal on Mental Retardation, 1992
This study, with 19 young children (36-76 months old) with developmental delays, in the first stage of language learning, found that the children used more frequent language and more diverse vocabulary in routine than in nonroutine situations. The protocol for parent identification of routines is appended. (DB)
Descriptors: Context Effect, Developmental Disabilities, Expressive Language, Language Acquisition

Kamps, Debra; And Others – Journal of Autism and Developmental Disorders, 1992
Two studies compared the performance of students (total n=66 and ages 5-21) with autism or developmental disabilities in one-to-one instruction to performance of those transitioned to small groups. Results indicated successful transition to small group formats across curriculum areas including language, math, readiness, and shopping. (Author/DB)
Descriptors: Academic Achievement, Autism, Daily Living Skills, Developmental Disabilities