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Kaushanskaya, Margarita; Crespo, Kimberly – Child Development, 2019
This study investigated whether the effect of exposure to code-switching on bilingual children's language performance varied depending on verbal working memory (WM). A large sample of school-aged Spanish-English bilingual children (N = 174, Mage = 7.78) was recruited, and children were administered language measures in English and Spanish. The…
Descriptors: Bilingualism, Code Switching (Language), Second Language Learning, Correlation
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Dionne, Ginette; Dale, Philip S.; Boivin, Michel; Plomin, Robert – Child Development, 2003
Two cohorts of same-sex twin pairs were assessed on grammar and vocabulary. Findings indicated that vocabulary and grammar correlated strongly at 2 and 3 years in both cohorts, with a consistently high genetic correlation between vocabulary and grammar at both ages. Findings suggest that the same genetic influences operate for vocabulary and…
Descriptors: Correlation, Genetics, Grammar, Language Acquisition