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Most students learn about negative numbers long after they have learned about positive numbers, and they have little time or opportunity to build on their prior understanding by contrasting the two concepts. The…
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Advancing Reasoning addresses the lack of materials for teacher education by investigating pre-service secondary mathematics teachers' quantitative reasoning in the context of secondary mathematics concepts…
CAREER: L-MAP: Pre-service Middle School Teachers' Knowledge of Mathematical Argumentation and Proving
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This program of research will examine how middle school pre-service teachers' knowledge of mathematical argumentation and proving develops in teacher preparation programs. The project explores the research…
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Research increasingly provides insights into the magnitude of mathematics teacher turnover, but has identified only a limited number of factors that influence teachers' career decisions and often fails to…
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PATHWAYS has two primary objectives: (1) To develop mathematics teachers who approach classrooms with a researcher's mindset, making instructional decisions based on empirical data; (2) To engage aspiring…
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Project M2 is producing and disseminating curriculum materials in geometry and measurement for students in grades K-2. This builds on success of the M3 U.S. Department of Education curriculum grant for…
Capacity Building Conference Series: Supporting an Emerging Community of Science Education Researchers
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This project covers participants' costs to attend a national conference series focusing upon supporting incipient science education research projects. A primary objective is to provide a venue in which…
Design and Use of Illustrations in Test Items as a Form of Accommodation for English Language Learners in Science and Mathematics Assessment
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This project investigates how vignette illustrations minimize the impact of limited English proficiency on student performance in science tests. Different analyses will determine whether and how ELL and non-ELL…
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This project is testing the effectiveness of the 'Learning Assistant Model' for recruiting, preparing, and retaining STEM K-12 teachers by developing a suite of survey instruments that can be used by researchers…
Toward a Scalable Model of Mathematics Professional Development: A Field Study of Preparing Facilitators to Implement the Problem-solving Cycle
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The study includes two and a half years of preparation and support for all the mathematics instructional leaders (ILs) within a large urban school district with a substantial minority student enrollment. These…