A toolbox filled with manipulatives, a reproducible book of word problems, a hands-on math “machine” and so much more—our kit has all you need to accelerate learning and build essential addition and subtraction skills! You even get 12 activity cards featuring helpful information for using the materials to focus on priority skills and address unfinished learning—perfect for small-group lessons, one-on-one instruction, targeted tutoring and more! Activity cards measure 5 1/2" x 8 1/2".