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Gamez, Perla B.; Lesaux, Nonie K. – Child Development, 2012
This study investigated the relation between teachers' (N = 22) use of sophisticated and complex language in urban middle-school classrooms and their students' (mean age at pretest = 11.51 years; N = 782; 568 language minority and 247 English only) vocabulary knowledge. Using videotaped classroom observations, teachers' speech was transcribed and…
Descriptors: Syntax, Vocabulary Skills, Language Minorities, Middle School Students
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Jones, Celeste Pappas; Adamson, Lauren B. – Child Development, 1987
Communication in mother-infant dyads and mother-infant-sibling triads was examined to determine how variation in the number of people and type of activity affect the ways language is used by all participants. Homebased observations were made of 16 first- and 16 later-born children when they were between 18 and 23 months old. (Author/BN)
Descriptors: Birth Order, Home Visits, Infants, Language Acquisition