Jump it is 75 challenrummy56.comges for the player with the laws of physics, dexterity, intuition and reflexes. The rules are simple - jump upstairs, get a star and go to the next level. Sounds trivial right? However, there would be no fun if it were not for the disturbances you meet on the road. 75 emotional levels, each unique in its own way and that can be demonstrated. You think you're good at physics and have fast fingers? This game is definitely for you. Download and jump in there!