World of Goo is a physics based puzzle / construction game. The millions of Goo Balls who live in the beautiful World of Goo don't know that they are in a game, or that they are extremely delicious.
World of Goo trailer and Another World of Goo trailer
You will be provided with one genuine license for the game, this will get you the Windows and Mac and Linux versions downloadable right away!
Bid / Buy Now here: https://www.biddingpond.com/item.php?id=857