8-ball is the most popular game in the world.The rules of the game are mainly based on the classical Genus, but there are also its own features 1. This type of Cancer refers to a custom-made game in which a cue ball and fifteen balls, numbered respectively, participate. The meaning of the game is that one participant rolls the balls from the first to the seventh number, i.e. all solid. And his opponent must score all the stripes, i.e. under the numbers from 9 to 15. 2. Prior to the execution of the strike, the participant may not voice which ball he is aiming at and which pocket he plans to score it.