Physics balls combine Music game with 3D worlds to create addictive gameplay！ Very easy to play but hard to control！ How To Play : Bounce between the walls，Just tap the screen at the right moment to move the ball on the next path. Collect gems to unlock new balls and Don't fall off the cliff! Game features: One-tap easy to control Soothing music melodies Cool graphics and animations Addictive gameplay mechanics Endless challenges, Be updated regularly Unlock new balls(8 balls, football, basketball, tennis, volleyball...) Physics Balls the priority for players that love adventure and music . This is also one of the hardest music games in the world! Good luck!