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start the game by clicking on the cards.

For an entertaining game I suggest you try out Huahai Yang's Arithmetic 24. It's quite a challenge, and you may find yourself soon addicted to the game. "Arithmetic 24" is a simulation of a popular traditional card game liked by kids and adult alike in China. The players are given 4 playing cards. Their job is to use the number on each card once and only once, and to compute them until the result equals 24 . The players can apply all of these arithmetic operations: addition, subtraction, multiplication and division to achieve the goal. The players must come up with the solution as quickly as possible to get higher score.