Fortress Building Puzzle is a puzzle game where you need to remove all the cubes to bring your castle to the ground, which is quite high.You can choose the degree of difficulty from 1 to 7 floors of cubes. Features: Unlimited time to bring the castle to the ground, so at difficult levels you can stay for hours All levels have a solution, and everything here is based on physics Choose the degree of difficulty you want Direct your view to the tower with the help of arrows from the keyboard or those from the screen

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.