• A large-capacity pack containing 100 base ten cubes of 0.4 inch (1 cm) squares from Learning Resources' math teaching materials Base Ten series, loved in over 100 countries worldwide By combining 4 different base cubes (unit, rod, flat, cube), it helps you understand math • Problems that are difficult to understand on paper, such as formulas, become easier to understand when you see, touch, and actually manipulate Base Ten Overcome your stumbling blocks in arithmetic with the arithmetic teaching material Base Ten, and start to love arithmetic! Can be used in the classroom as well as at home • Cube size: Approx. 1cm x 1cm x 1cm / Approx. 0.4 inch x 0.4 inch x 0.4 inch • 0.4 inch (1 cm) square, pack of 100 • Recommended Age: 6 Years and Up