Welcome to the unlimited world of rolling ball!
This game will surprise with a sudden arrangement of obstacles and a variety of difficulties, this is exactly what you do not want to tear yourself away from.
Managing the ball to the right or left by moving the mouse or using the left key (LMB) to jump, you have to go around and shy away from all sorts of barriers and parapets, which will develop the reaction and attention.
Good luck in the game!