About the game

A small puzzle game. The essence of the game is simple, move the numbered cubes to arrange them in ascending order from one to fifteen, having only one unoccupied sector. Difficulty increases with each sequence built. You will have to think a lot to put everything in the right order.

How to activate

Go to: http://store.steampowered.com/ and download STEAM client Click "Install Steam" (from the upper right corner) Install and start application, login with your Account name and Password (create one if you don't have). Please follow these instructions to activate a new retail purchase on Steam: Launch Steam and log into your Steam account. Click the Games Menu. Choose Activate a Product on Steam... Follow the onscreen instructions to complete the process. After successful code verification go to the "LIBRARY" tab and start downloading.

System requirements