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Direct linkBarnes, Erica M.; Dickinson, David K. – Early Education and Development, 2017
Research Findings: This study examines lexical- and sentence-level dimensions of academic language to describe teachers' natural use of academic language and its association with vocabulary growth in 489 at-risk 4-year-olds enrolled in Head Start preschool classrooms. Using transcripts derived from video recordings of book-reading sessions in 52…
Descriptors: Correlation, Language Usage, Vocabulary Development, Receptive Language
Guo, Ying; Tompkins, Virginia; Justice, Laura; Petscher, Yaacov – Early Education and Development, 2014
Research Findings: The purpose of this exploratory study was to examine the relationship between classroom age composition and preschoolers' vocabulary gains over an academic year and also to examine whether these relations were moderated by classroom quality. In this study (N = 130 children in 16 classrooms representing a subset of all children…
Descriptors: Vocabulary Development, Age Differences, At Risk Students, Preschool Children
