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Nakanishi, Takayuki – TESOL Quarterly: A Journal for Teachers of English to Speakers of Other Languages and of Standard English as a Second Dialect, 2015
The purposes of this study were to investigate the overall effectiveness of extensive reading, whether learners' age impacts learning, and whether the length of time second language learners engage in extensive reading influences test scores. The author conducted a meta-analysis to answer research questions and to identify future research…
Descriptors: Meta Analysis, Reading Research, Second Language Learning, Reading Achievement
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Bowers, Peter N.; Kirby, John R.; Deacon, S. Helene – Review of Educational Research, 2010
The authors reviewed all peer-reviewed studies with participants from preschool to Grade 8 for this meta-analysis of morphological interventions. They identified 22 applicable studies. Instructional effects (Cohen's d) were averaged by linguistic outcome categories (morphological sublexical, non-morphological sublexical, lexical, and supralexical)…
Descriptors: Morphology (Languages), Literacy, Meta Analysis, Peer Evaluation
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Spitz, Herman H.; And Others – Intelligence, 1993
H.H. Spitz argues that interesting results from the preschool intervention of the Abecedarian Project continue to be disregarded. C.T. Ramey reiterates his earlier objections to Spitz's conclusions, and H.H. Spitz rejoins with specific objections to Ramey. (SLD)
Descriptors: Ability, Age Differences, Control Groups, Criticism