, by indie developer 2D Boy, is a highly addictive physics-based puzzle/construction game that has won several design and gaming awards since its release. The basic objective of the game is to get a requisite number of goo balls to a pipe, which represents the exit. The goo balls can be used to make bridges, towers, and other structures to overcome gravity and terrain. Currently, the game is available on a number of platforms, including Windows, Mac OS X, Linux, iOS, and Wii; and earlier today 2D Boy announced that the game would finally be coming to Android tablets and smartphones "soon."

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