GBalls - Version 1.8 In this game you have to use focus, alertness, sharpness of mind and nerves of steel. The essence of the game is to manipulate a ball through levels. But that's not so easy because other forces, mainly gravity influences the ball(s) to change position, accelerate, brake, strike other balls and so on. Even a spiny wall gets in the way. The game keep you thrilled throughout all 20 exciting levels!