This study examined elementary teachers' instructional strategies for promoting scientific understanding and inquiry and supporting English language development with diverse student groups including English language learners. The study was part of a 5-year research and development project consisting of reform-based science curriculum units and…

As part of our professional development intervention, this study examined third-grade ELL students' writing achievement that included "form" (i.e., conventions, organization, and style/voice) and "content" (i.e., specific knowledge and understanding of science) in expository science writing. The study included six treatment schools from a large…

This study examined the effect of fidelity of implementation (FOI) on the science achievement gains of third grade students broadly and students with limited literacy in English specifically. The study was conducted in the context of a professional development intervention with elementary school teachers to promote science achievement of ELL…

This descriptive study examined urban elementary school teachers' perceptions of their science content knowledge, science teaching practices, and support for language development of English language learners. Also examined were teachers' perceptions of organizational supports and barriers associated with teaching science to nonmainstream students.…

Student initiatives play an important role in inquiry-based science with all students, including English language learning (ELL) students. This study examined initiatives that elementary students made as they participated in an intervention to promote science learning and English language development over a three-year period. In addition, the…

This study examined urban elementary teachers' knowledge and practices in teaching science while supporting English language development of English language learning (ELL) students. As part of a larger 5-year research project in the United States, the study involved 38 third-grade teachers who participated in the first-year implementation of a…

This study is part of a 5-year professional development intervention aimed at improving science and literacy achievement of English language learners (or ELL students) in urban elementary schools within an environment increasingly driven by high-stakes testing and accountability. Specifically, the study examined science achievement at the end of…

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…

As part of a larger project aimed at promoting science and literacy for culturally and linguistically diverse elementary students, this study has two objectives: (a) to describe teachers' initial beliefs and practices about inquiry-based science and (b) to examine the impact of the professional development intervention (primarily through…

This research examined the impact of the first-year implementation of an instructional intervention to promote achievement and equity in science and literacy for culturally and linguistically diverse elementary students. The research addressed three areas: (a) overall science and literacy achievement, (b) achievement gaps among demographic…