The wooden Sorting Box Combo creates endless opportunities to build number sense and color recognition. It contains 10 different compartments with 10 slots. There are 3 Header Strips: one with numbers in correct sequences on one side and domino patterns on reverse side, one with numbers and one side domino patterns in out-of-sequence order (for more difficult problem-solving) and one with 10, graded colors on each side. Set includes 50 wooden tiles with objects to count and 20 wooden color tiles. The Sorting Box Combo for Color and Counting can be used in multiple ways to develop the following math skills: