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…

This article reports the outcomes of a multiyear 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) for periods of up to 5 years. On the Peabody Picture Vocabulary Test and…

Reports on the development and evaluation of a transitional bilingual program for grades 2 through 5. Evaluation results based on achievement of 42 students and 42 comparisons show that the program is more effective than the transition program students typically receive. Discusses implications for education of English learners. (SLD)

A first-grade reading and language development intervention for English language learners (Spanish/English) at risk for reading difficulties was examined. The intervention was conducted in the same language as students' core reading instruction (English). Two hundred sixteen first-grade students from 14 classrooms in 4 schools from 2 districts…