Includes bibliographical references (pages 368-371) and index.
Foundations of student-centered instruction -- Flexible strategies for whole-number computation -- Fraction concepts and computation -- Decimal and percent concepts and decimal computation -- Extending the number system -- Developing concepts of ratio and proportion -- Geometric thinking and geometric concepts -- Developing measurement concepts and formulas -- Algebraic reasoning -- Exploring functions -- Exploring data analysis -- Exploring concepts of probability -- Appendix A. Principles and standards for school mathematics -- Appendix B. A guide to the blackline masters