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Lee, Okhee; Llosa, Lorena; Jiang, Feng; Haas, Alison; O'Connor, Corey; Van Booven, Christopher D. – Journal of Research in Science Teaching, 2016
As part of a three-year curricular and professional development intervention focused on English language learners (ELLs), this study examined the intervention's effect on teachers' science knowledge and instructional practices after one year of implementation. The P-SELL (Promoting Science Among English Language Learners) intervention comprised…
Descriptors: Elementary School Teachers, English Language Learners, Intervention, Knowledge Base for Teaching
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Lara-Alecio, Rafael; Tong, Fuhui; Irby, Beverly J.; Guerrero, Cindy; Huerta, Maggie; Fan, Yinan – Journal of Research in Science Teaching, 2012
This study examined the effect of a quasi-experimental project on fifth grade English learners' achievement in state-mandated standards-based science and English reading assessment. A total of 166 treatment students and 80 comparison students from four randomized intermediate schools participated in the current project. The intervention consisted…
Descriptors: Middle School Students, Science Education, Science Instruction, Academic Achievement
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Noble, Tracy; Suarez, Catherine; Rosebery, Ann; O'Connor, Mary Catherine; Warren, Beth; Hudicourt-Barnes, Josiane – Journal of Research in Science Teaching, 2012
Education policy in the U.S. in the last two decades has emphasized large-scale assessment of students, with growing consequences for schools, teachers, and students. Given the high stakes of such tests, it is important to understand the relationships between students' answers to test items and their knowledge and skills in the tested content…
Descriptors: Testing, Science Tests, Second Language Learning, Measures (Individuals)
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McNeill, Katherine L. – Journal of Research in Science Teaching, 2011
Science includes more than just concepts and facts, but also encompasses scientific ways of thinking and reasoning. Students' cultural and linguistic backgrounds influence the knowledge they bring to the classroom, which impacts their degree of comfort with scientific practices. Consequently, the goal of this study was to investigate 5th grade…
Descriptors: Evidence, Video Technology, Persuasive Discourse, Grade 5
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Lee, Okhee; Deaktor, Rachael; Enders, Craig; Lambert, Julie – Journal of Research in Science Teaching, 2008
This study examined the impact of the 3-year implementation of a professional development intervention on science achievement of culturally and linguistically diverse elementary students. Teachers were provided with instructional units and workshops that were designed to improve teaching practices and foster positive beliefs about science and…
Descriptors: Urban Schools, Intervention, Science Achievement, Achievement Gains