24 Club
24 is a math game that sharpens basic math skills such as computation, problem solving, number sense, critical thinking, and pattern sensing. The 24® Game is helping to create a new generation of critical thinkers. The Object of the game: Make the number 24 from the four numbers on a game card.
You can add, subtract, multiply and divide. Use all four numbers on the card, but use each number only once. You do not have to use all four operations.