There are 2 modes in the game: Easy and Difficult. In Easy mode, you can drag the pieces freely. In Difficult mode, you need to swap the pieces to complete the puzzle. For each puzzle, it will start from 2x2, i.e. 4 pieces. The number of pieces will increase with level, and up to 9x9. Suggest the family play together to pass it!
- February 14, 2015 Initial release