In this video, Dr. Kleiman has an informal conversation, via Google Hangout, with experts Drs. Kathryn Chval, Barbara Dougherty, and John Lannin from the University of Missouri-Columbia.  The Panel shares their insight and perspective on the changes in fraction curriculum, the complexity of fractions, and the complexity behind selecting manipulatives for use in instruction. The links below the video will allow you to access specific topics in the video.

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