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Classroom Age Composition and Vocabulary Development among At-Risk Preschoolers
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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