이 게임은 숫자, 정신 산술, 빠르고 긴장을 풀고 기억력을 연습하도록 도와줍니다.
The game is a fast-playing game, which helps you relax your mind every hour after stressful work. The game has simple interface, quick and easy-to-hand operation. The game has 3 levels of easy, medium, and difficult corresponding to that level, which is the time to complete the math 3s, 6s, and 9s. Focus to get the highest score. Have fun with simple math.