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Doing science requires that students learn to create evidence-based arguments (EBAs), defined as claims connected to supporting evidence via premises. In this CAREER project, I investigate how argumentation…
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This project addresses a gap between vision and implementation of state science standards by designing a coordinated suite of instructional, assessment and teacher professional learning materials that attempt to…
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The aim of this project is to examine opportunity structures provided to students by inclusive STEM-focused high schools, with an emphasis on studying schools that serve students from underrepresented groups.…
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This project will research the programmatic changes that resulted from the NSF investment in Centers for Learning and Teaching of Mathematics (CLT) at the 31 participating institutions. It will provide…
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This workshop provides minority serving institutions with an opportunity to engage in dialogue about effective ways to create, implement, and evaluate models of intervention that will advance knowledge about…
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This project will investigate the professional development supports needed for teaching bioinformatics at the high school level. The project team will work with biology and mathematics teachers to co-design…
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This project will study the influence on positive student achievement and engagement (particularly among populations traditionally under-represented in computer science) of an intervention that integrates a…
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This project integrates the informal and formal science education sectors, bringing their combined resources to bear on the critical need for well-prepared and diverse urban science teachers. The study is…
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This project will design, develop, and test an online collaborative learning environment where students and teachers solve mathematical problems and communicate their thinking.  This online collaborative…
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This project will adapt and study successful discourse strategies used during language arts instruction to help teachers promote mathematically-rich classroom discourse. Of special interest is the use of models…
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This exploratory project helps high school students learn complex Global Climate Change (GCC) science by making it personally relevant and understandable. CHANGE creates a prototype curriculum, and integrates it…
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This exploratory project examines how teachers of second grade students scaffold the development of student conceptual models and their understanding of the nature of scientific models and modeling processes in…
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This project is supporting and investigating the implementation of reformed mathematics instruction at the middle school level in two large school districts. The primary goal of the project is to develop an…
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Computational and algorithmic thinking are new basic skills for the 21st century. Unfortunately few K-12 schools in the United States offer significant courses that address learning these skills. However many…
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The project is designing a web-based, district-led professional development implementation, focusing on improving mathematics discourse practices in K-2 classrooms, with particular attention to emergent…
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This project will support students to develop evidence-based explanations for the impact of disturbances on complex systems. The project will focus on middle school environmental science disciplinary core ideas…
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This project investigates stereotype threat at the classroom level and in the context of inquiry-based instruction, in order to develop strategies and a related professional development course, using the…
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This project is focused on the work and learning of teachers as they engage youth from underrepresented groups in studying chemistry as a subject relevant to heavy metal contamination in their neighborhoods. The…
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This study examines the impact of the newly revised Advanced Placement (AP) Biology and Chemistry courses on students' understanding of and ability to utilize scientific inquiry, on students' confidence in…