Support mathematical understanding in your instructional program through this rich collection of easy-to-use teaching resources. Each book focuses on a specific arithmetic topic and offers a series of classroom-tested lessons addressing the three important aspects of arithmetic instruction--computation number sense and problem solving. The lessons include step-by-step directions amount of time needed materials required classroom vignettes samples of student work reproducibles and a discussion of the math underlying the lesson. Size: Unisex OS Condition: Pre-Owned Good Book341 Enjoy fast shipping and epic customer service! Offers are accepted. Bundle and save!!! If you have any questions let me know! Smoke Free, Pet Friendly Home