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Morita-Mullaney, Trish; Renn, Jennifer; Chiu, Ming Ming – International Multilingual Research Journal, 2021
In this study, we used a quasi-experimental, longitudinal design to examine the English language arts (ELA) and mathematics test scores of emergent bilinguals (EBs) in DLBE 50:50 models versus English as a second language (ESL) models in Indiana over four academic school years. With a focus on the midwestern U.S., we bring attention to a…
Descriptors: Longitudinal Studies, Comparative Analysis, English, Language Arts
Vega, Luis Diego – ProQuest LLC, 2014
This study explores the effects of a Two-Way Bilingual Immersion (TWBI) program on language majority and minority students. The fundamental hypothesis was that the process of receiving instruction in two languages (English and Spanish) throughout elementary school (i.e., attendance at a TWBI school) would help the native Spanish-speaking students…
Descriptors: Elementary School Students, Bilingual Education Programs, Quasiexperimental Design, Control Groups
Klinghoffer, Curtis L. – Online Submission, 2008
A tuition-free, vocational, English as a second language (ESL) program offered at a large community college suffers from high attrition as well as student dissatisfaction with curriculum. The purpose of this quasi-experimental, longitudinal study was to assess the effectiveness of a specific ESL curriculum supplement as an intervention to…
Descriptors: Experimental Groups, Control Groups, Intervention, Standardized Tests
McLaughlin, Barry; August, Diane; Snow, Catherine; Carlo, Maria; Dressler, Cheryl; White, Claire; Lively, Teresa; Lippman, David – 2000
This study involves the collaboration of researchers with 24 teachers in a 3-year intervention study aimed at investigating and improving vocabulary knowledge and reading comprehension of fourth and fifth grade students for whom English is a second language. Cross-sectional and longitudinal data were collected on various aspects of vocabulary…
Descriptors: Cross Sectional Studies, Elementary School Students, English (Second Language), Grade 4