Youve got a 4x4 board with 15 counters. So one cell is always empty which lets you transfer the others horizontally or vertically.
Your aim is to place them in right sequence using the least of your time.
If you are quick enough then youll appear at top chart.
Playing this game regulary you keep your brains fit and well!
What is so special?
- Lots of challenging lay outs
- Nice classic design
- Modern mechanics