The game contains of 18 levels - from simple ones to complex ones. The smallest disk has number 1 on it, the next disk is larger and has number 2 and so on up to the largest disk that has number 8, accordingly. The main goal of this game is to move the disks so that the amount of the digits on all the disks in the bars would match the target. The fewer steps you make during the game, the more points you will get for the puzzle. You are allowed to move only one disk at a time. You cannot put a larger disk on a smaller one. You will get other math tasks between the levels. Play and improve your skills in mental counting.