The resource math teachers have been waiting for is finally here! Volume One of the Van de Walle Professional Mathematics Series provides practical guidance along with proven strategies for practicing teachers of kindergarten through grade 3. In addition to many of the popular topics and features from John Van de Walle's market-leading textbook, Elementary and Middle School Mathematics, this volume offers brand-new material specifically written for the early grades. The expanded grade-specific coverage and unique page design allow readers to quickly and easily locate information to implement in the classroom. Nearly 200 grade-appropriate activities are included. The student-centered, problem-based approach will help students develop real understanding and confidence in mathematics, making this series indispensable for teachers! *Big Ideas provide clear and succinct explanations of the most critical concepts in K--3 mathematics. *Problem-based activities in every chapter provide numerous engaging tasks to help students develop understanding. *Assessment Notes illustrate how assessment can be an integral part of instruction and suggest practical assessment strategies. *Expanded Lessons elaborate on one activity from each chapter, providing examples for creating step-by-step lesson plans for classroom implementation. *A Companion Website ([LINK] provides access to more than 50 reproducible blackline masters to utilize in the classroom. *The NCTM Content Standards are provided for teachers' reference in the appendix. Collect all three volumes in the Van de Walle Professional Mathematics Series! Each volume provides in-depth coverage at specific grade levels. Teaching Student-Centered Mathematics: Volume One, Grades K-3, ISBN: 0-205-40843-5 Teaching Student-Centered Mathematics: Volume Two, Grades 3-5, ISBN: 0-205-40844-3 Teaching Student-Centered Mathematics: Volume Three, Grades 5-8, ISBN: 0-205-41797-3