Gumboy has fun and novel gameplay set in a richly imagined world. With simple game controls, Gumboy lets the player bounce, roll, float, and fly through the world. Additionally, Gumboy can change size, shape and material. Moving through the world with different physical properties and gameplay: spheres, cubes or stars filled with rubber, air or water… Combine these elements with objectives centered on particle effects and control and Gumboy is refreshing, challenging, and original fun for everyone for all types of gamers.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 “MY GAMES” tab and start downloading.