This project will develop and systematically investigate a teaching model to assist teachers in developing ideas about proof in grades 2-5. The teaching model provides both a tool for learning on the part of elementary teachers and a model of practice from which they can learn as they implement it.
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Principal Research Scientist
About Me (Bio):
Deborah Schifter is a principal research scientist at the Education Development Center, Waltham, MA. She has worked as an applied mathematician; has taught elementary, secondary, and college level mathematics; and, since 1985, has been a mathematics teacher educator and educational researcher. She authored Reconstructing Mathematics Education: Stories of Teachers Meeting the Challenge of Reform and edited a two-volume anthology of teachers' writing, What's Happening in Math Class? She was a writer for The Mathematical Education of Teachers as well as the second edition of the K-5 curriculum, Investigations in Number, Data, and Space. Dr Schifter produced, with Virginia Bastable and Susan Jo Russell, a professional development curriculum series for elementary and middle-grade teachers called Developing Mathematical Ideas, as well as the book, Connecting Arithmetic to Algebra.