Wrap your mind around the next intensive puzzle game - Interlocked!
A 3D puzzle game with a chilling atmosphere.
You know those puzzles consisting of a few wooden blocks that are impossible take apart? Then you know Interlocked. Each level you are given a unique 3D puzzle consisting of blocks that hold each other together. Take it apart and you will feel ten times as smart.
http://interlocked.wecreatestuff.com