This product has two addition and subtraction activities for small group and while group. Both include reteach and Enrichment activities as well as student worksheets. "What's Your Number?" Has mental math practice with the use of number lines. There are counting pieces to help struggling students as well as blank books for students to create their own. All premade books have a teacher answer key card for quick reference. "Race to 100" includes playing pieces, dot and number cubes for variation, and 100 chart. For while group I have included 4 story problems with student worksheets. This product is common core aligned with number sense and addition and subtraction standards.