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Direct linkLesaux, Nonie K.; Kieffer, Michael J.; Kelley, Joan G.; Harris, Julie Russ – American Educational Research Journal, 2014
We conducted a randomized field trial to test an academic vocabulary intervention designed to bolster the language and literacy skills of linguistically diverse sixth-grade students (N = 2,082; n = 1,469 from a home where English is not the primary language), many demonstrating low achievement, enrolled in 14 urban middle schools. The 20-week…
Descriptors: Middle School Students, Control Groups, Experimental Groups, Vocabulary Development
Stein, Mary Kay; Kaufman, Julia H. – American Educational Research Journal, 2010
This article begins to unravel the question, "What curricular materials work best under what kinds of conditions?" The authors address this question from the point of view of teachers and their ability to implement mathematics curricula that place varying demands and provide varying levels of support for their learning. Specifically, the…
Descriptors: Mathematics Curriculum, Content Analysis, Teacher Attitudes, Investigations
