All the manipulatives you need to complete the math activities in our Hands - On Standards book for grades 1 - 2! Components are conveniently packaged in sectioned storage tubs and include Base Ten Blocks, Two - Centimeter Color Cubes, Color Tiles, Two - Color Counters, Cuisenaire Rods, Geared Clocks, Inchworms and Inchworm Rulers, Pattern Blocks, Snap Cubes, Tangrams, Geoboards and Reversible Graph It! Mat.