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Creation and Dissemination of Upper-elementary Mathematics Assessment Modules
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This project has constructed, pilot tested, validated, and is now disseminating assessments of student achievement for use in upper elementary grades. This project has constructed, pilot…
Mapping Developmental Trajectories of Students' Conceptions of Integers
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This project is using data from interviews with 160 K-12 students and 20 adults to describe common understandings and progressions of development for negative number concepts and operations. The project is…
Introducing Dynamic Number as a Transformative Technology for Number and Early Algebra
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This project operationalizes research in number, operation, and early algebra. It builds on the paradigm of Dynamic Geometry (the interactive and continuous manipulation of geometric shapes and constructions)…
A Study of the Struggling Learner's Knowledge and Development for Number and Operation
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This project targets first- and second-grade children who struggle to develop a deeper understanding of the mathematical strand of number and operation. The research team will (a) identify the various specific…
Math Pathways and Pitfalls: Capturing What Works for Anytime Anyplace Professional Development
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Math Pathways & Pitfalls lessons for students boost mathematics achievement for diverse students, including English Learners, English Proficient students, and Latino students. This project develops modules…