100 Colored Dice These dice help you visualize the half-life of radioactive isotopes. They are also fun to play with! To play games like Stack each player must have 14 dice of his own color. 100 Colored Dice includes 5 colors with 20 dice in each color.

100 Colored Dice are used to study the half-life of radioactive isotopes. There are 20 white dice with black dots, 20 blue dice with white dots, 20 green dice with white dots, 20 red dice with white dots, and 20 black dice with white dots. They are used in physics Year Four, Unit 9.