Fan-tan is a popular gambling game that originated in China and has been played for centuries. It involves betting on the outcome of a pile of coins being divided by a bamboo stick, with players placing bets on different numbers or combinations of numbers. There are various synonyms for fan-tan, including "sevens out," "odds and evens," and "card craps." Some other games that are similar to fan-tan include sic bo, pai gow, and craps. These games are also played with dice and involve betting on various outcomes, making them popular in casinos and online gambling sites around the world.