Another great value Humble Bundle is up for grabs.http://www.humblebundle.com/
Pay-what-you-want and dive into the creative physics puzzler Crayon Physics Deluxe; the plant-based interstellar RTS Eufloria; the cell-splitting microbial puzzler Splice; the future-retro audiovisual concoction Superbrothers: Sword & Sworcery EP; and the side-scrolling planetary adventure, Waking Mars. Customers who pay more than the average price will also get the fantastic mechanical point-and-click adventure Machinarium!
All games are DRM free and compatible with Android, Windows, Mac OS X, and Linux. You can even get a Steam key for an extra $1.