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Barbieri, Christina A.; Rodrigues, Jessica; Dyson, Nancy; Jordan, Nancy C. – Grantee Submission, 2019
The effectiveness of an experimental middle school fraction intervention was evaluated. The intervention was centered on the number line and incorporated key principles from the science of learning. Sixth graders (N = 51) who struggled with fraction concepts were randomly assigned at the student level to the experimental intervention (n = 28) or…
Descriptors: Fractions, Mathematics Instruction, Intervention, Mathematical Concepts
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Spencer, Trina D.; Moran, Meghan; Thompson, Marilyn S.; Petersen, Douglas B.; Restrepo, M. Adelaida – AERA Open, 2020
The purpose of this cluster randomized group study was to investigate the effect of multitiered, dual-language instruction on children's oral language skills, including vocabulary, narrative retell, receptive and expressive language, and listening comprehension. The participants were 3- to 5-year-old children (n = 81) who were learning English and…
Descriptors: Bilingual Education, Oral Language, Language Skills, Vocabulary Skills
Vadasy, Patricia F.; Sanders, Elizabeth A.; Nelson, J. Ron – Grantee Submission, 2015
A two-cohort cluster randomized trial was conducted to estimate effects of small-group supplemental vocabulary instruction for at-risk kindergarten English learners (ELs). "Connections" students received explicit instruction in high-frequency decodable root words, and interactive book reading (IBR) students were taught the same words in…
Descriptors: Kindergarten, Elementary School Students, English Language Learners, Instructional Effectiveness
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Neuman, Susan B.; Pinkham, Ashley; Kaefer, Tanya – Early Education and Development, 2015
The purpose of this study was to support teachers' child-directed language and student outcomes by enhancing the educative features of an intervention targeted to vocabulary, conceptual development and comprehension. Using a set of design heuristics (Davis & Krajcik, 2005), our goal was to support teachers' professional development within the…
Descriptors: Vocabulary Development, Preschool Education, Preschool Curriculum, Faculty Development
Slavin, Robert E.; Madden, Nancy; Calderon, Margarita; Chamberlain, Anne; Hennessy, Megan – Center for Research and Reform in Education, 2010
This paper reports the fifth-year results of a study comparing the English and Spanish language and reading performance of Spanish-dominant children randomly assigned beginning in kindergarten to Transitional Bilingual Education (TBE) or Structured English Immersion (SEI). This is the first randomized study to compare TBE and SEI reading…
Descriptors: Bilingual Education, Receptive Language, Language Skills, Bilingualism
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Yazejian, Noreen; Peisner-Feinberg, Ellen S. – NHSA Dialog, 2009
This quasi-experimental study evaluated the effects of a supplementary preschool classroom music and movement curriculum on Head Start children's language skills. The curriculum consisted of sequenced music and movement activities conducted by outside interventionists. The evaluation compared the language skills of children attending either…
Descriptors: Intervention, Music Education, Disadvantaged Youth, Phonological Awareness