Tap left & right in turn in order to Go Upstairs. Meanwhile do not forget to tap the middle button to make a turn!
Here comes the addictive and simple game play! It seems quite familiar and easy at the beginning. But how high can you reach? Even 1-second hesitation will make you begin from the bottom again.
As long as you can climb the stairs fast and precisely, nothing can stop you from being the worlds champion in this game.