A quick, easy way to master subtraction facts—our super-fun pool-themed game is sure to make a “splash”! Kids just draw an inner-tube card, read the problem aloud and keep the card if they solve it correctly…or start again if they draw a “Splash!” The first player to collect 10 cards wins. Plus, the game covers 100 subtraction facts at 2 skill levels, so students can begin with simpler problems and progress to more difficult ones. Game includes 108 cards. For 2-4 players. Cards measure 1 1/2".