Iron Works is a well-designed puzzle game that you can play on games501 for free. As a matter of fact, this is an ordinary bubble game. The biggest feature of this flash game is that the objects are firing iron balls. Use the mouse to aim and shoot the burning ball below. When three or more balls with the same color get together, they will all disappear. You can enter into the next level when all the balls disappear. This flash game is absolutely a good way for you to relax.
