Organization URL http://www.osu.edu/ Projects An Investigation of Elementary Teachers' Learning, Understanding and Use of Research-based Knowledge about Students' Mathematical Thinking Center for Emergent Materials Beyond Penguins and Polar Bears: Integrating Literacy and IPY in the K-5 Classroom CAREER: Investigating the Critical Junctures: Strategies that Broaden Minority Participation in STEM Fields Development of a Cognition-Guided, Formative-Assessment-Intensive, Individualized Computer-Based Dynamic Geometry Learning System for Grades 3-8 Location OH United States