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Peer reviewedKouri, Theresa – Language, Speech, and Hearing Services in Schools, 1989
During an eight-month treatment regimen utilizing simultaneous sign/speech input, all of the words of a young girl with Down's Syndrome were recorded. Analyses revealed that most of the words she initially signed were later spontaneously spoken and that most of her signed productions evolved into spontaneous spoken productions. (Author/JDD)
Descriptors: Downs Syndrome, Intervention, Language Acquisition, Manual Communication
Peer reviewedNotoya, Masako; And Others – American Annals of the Deaf, 1994
Acquisition of passive and active vocabulary in sign and oral language was analyzed in 2 children congenitally deaf, through age 54 months. Acquisition of sign occurred more quickly than oral language. Production of active nouns, function words, and "wh" question words in sign was equivalent to that of hearing peers, and was later transferred to…
Descriptors: Congenital Impairments, Deafness, Developmental Stages, Expressive Language
