The aim of this study was to compare the prosodic profiles of English- and Spanish-speaking children with Williams syndrome (WS), examining cross-linguistic differences. Two groups of children with WS, English and Spanish, of similar chronological and nonverbal mental age, were compared on performance in expressive and receptive prosodic tasks…

Research Findings: This study compared the effects of content-based shared book-reading instruction versus an explicit vocabulary-only condition on the vocabulary development of preschool dual language learners (DLLs). Using shared book reading as the mode of instruction, we randomly assigned 48 bilingual preschool teachers and 281…

Purpose: In this study, the authors evaluated the efficacy of a Spanish-English versus English-only vocabulary intervention for dual-language learners (DLLs) with language impairment compared to mathematics intervention groups and typically developing controls with no intervention. Further, in this study the authors also examined whether the…

Purpose: In this study, the authors evaluated the efficacy of a Spanish-English versus English-only vocabulary intervention for dual-language learners (DLLs) with language impairment compared to mathematics intervention groups and typically developing controls with no intervention. Further, in this study the authors also examined whether the…

This paper uses data from the Head Start Impact Study (HSIS), a nationally representative multisite randomized trial, to quantify variation in effects of Head Start during 2002-2003 on children's cognitive and socio-emotional outcomes relative to the effects of other local alternatives, including parent care. We find that (1) treatment and control…

In a comparison study, the receptive portion of the Screening Test of Spanish Grammar and the Spanish version of the Test of Auditory Comprehension of Language were administered to 20 Spanish-speaking Mexican American children (4 to 6-years-old). (Author/IM)

Two studies explored bilingual language-development outcomes of low-income, Spanish-speaking, Mexican-American children who did or did not attend a bilingual preschool. Found that children who attended bilingual preschools, compared to those remaining at home, showed significant and parallel gains in Spanish-language development and in…

A research project investigated communicative language skills and the academic proficiency of native English speakers and limited-English-speaking (LEP) elementary school students. The subjects were 304 native English speakers and bilingual program participants, speakers of Lao and Spanish. The data are derived from a locally developed assessment…