Teachers will enrich center time with these easy-to-store "kits." As children use these 40 different skill-building games and activities, they practice and reinforce essential math concepts such as addition and subtraction, patterns and geometry, sorting and classifying, and more! Each box is easily created from readily available materials. Includes reproducible labels, easy-to-read student directions, and reproducible game boards and worksheets. Meets Common Core State Standards for Mathematics! 80 pages. How to use this product: The games and activities in this book were designed to be used by small groups of three or four students at centers, but can easily be adapted for whole class lessons or one-on-one teaching!