The 20 piece set has two hexagons and squares, and four each of the rhombuses (blue and tan), triangles, and trapezoids.
Pattern blocks are the simplest puzzle pieces. Sets have 6 shapes with one inch sides, each with its own color. The interrelationships between pieces allow children to find many solutions to the puzzle mats and other geometric and pattern activities. Shapes and colors are yellow hexagons, orange squares, green triangles, blue rhombuses, narrower tan rhombuses, and red trapezoids.
Use Pattern Blocks to teach geometry, symmetry, fractions, and more. Six shapes and six colors. Each block is 1 cm (3/8) thick.