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Mathematics Education in the Middle Grades: Teaching to Meet the Needs of Middle Grades Learners and to Maintain High Expectations : Proceedings of a National Convocation and Action Conferences [E-Book] / Center for Science, Mathematics, and Engineering Education, National Research Council. Washington, DC: National Academy Press, 2000.

Mathematics Education in the Middle Grades: Teaching to Meet the Needs of Middle Grades Learners and to Maintain High Expectations : Proceedings of a National Convocation and Action Conferences [E-Book] / Center for Science, Mathematics, and Engineering Education, National Research Council. Washington, DC: National Academy Press, 2000.