Copyright © 2014 by authors and Scientific Research Publishing Inc. This work is licensed under the Creative Commons Attribution International License (CC BY). The ...
1 Faculty of Educational Sciences, Universidad del Magdalena, Santa Marta, Colombia 2 Department of Didactics and Educational Organization, Faculty of Educational Sciences, University of Seville, ...
An understanding of fractions eludes many U.S. students. This randomized trial of lesson study supported by mathematical resources assigned 39 educator teams across the United States to locally ...
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