This decimal dice is a unique and useful tool for teaching children the basics of decimal fractions. It is a 22mm dice with 6 faces, each showing a different decimal fraction: 1.00, 0.50, 0.25, 0.10, 0.05, and 0.01. The dice is easy to use and is perfect for introducing decimal fractions and for reinforcing existing knowledge. It is an excellent way to help children understand decimal fractions in an interactive and fun way. With this dice, they can learn to add, subtract, multiply, and divide decimal fractions.