These non-interlocking math centimeter cubes come in 10 bright colors. Each centimeter cube weighs 1 gram. An excellent manipulative for counting, weighing, measuring and patterning. Set includes 1000 centimeter cubes!
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.