A counting game played by one or more players involving numbers selected from pre-classified categories, suited to be played by players having different levels of mental maturity. A game involves choosing a set of numbers from one or more categories, at random. The object of the game is to generate numbers as high as possible, by using multiple math functions on the randomly generated chosen numbers. A player with the highest generated number wins the game. Apart from providing recreation and entertainment, the game develops math skills and provides mental training exercises, and can therefore be useful as a tool for educational and learning purposes.