Twice the Dice—Twice as Nice! Use these double dice to teach probability, predict numerical outcomes and track the statistical results of repeated rolls. Each brightly colored, translucent outer die holds a single, smaller, white die inside. Twice the dice means twice the math—and twice the learning! Set of 72 dice comes in a sturdy hexagonal tub for quick clean-up and easy storage.Details:Double dice to teach probability, predict numerical outcomes and track the statistical resultsSet of 72 dice comes in a sturdy hexagonal tubBrightly colored, translucent outer die holds a single, smaller, white die insideFor ages 3 and up