Do you like puzzles? Here we go, you have to match the semicircles with the same color by switching the stones. Change the positions of two stones by tapping + moving + releasing one stone over another! Sounds easy? Let’s try it! It begins very simple, but ends for experts! Some features of the game:

- 100 levels
- divided into 4 different categories
- random puzzle generator, so you have endless puzzles
- create your own puzzle
- send your puzzles to friends
- send your progress of a friends puzzle to other friends to help solving the mystery