Math pattern blocks come in a set of 250 pieces in six shapes and six colors. Pattern blocks are 1cm thick, solid plastic. Pattern block sets includes 25 each of hexagons and squares; 50 each of trapezoids, triangles, parallelograms, and rhombi.

This comprehensive activity book will enable you to take maximum advantage of pattern blocks, one of the most common and versatile hands-on materials available. Grade K-3