Pipes 3D is a simple, addictive, fun and challenging puzzle game which will make you think in 3D. It is inspired by numberlink aka flow type games, but instead of playing on a two dimensional plane, you get to play on a surface of a three dimensional cube. This game retains the enjoyment and simplicity of a regular flow-like games, as well as offers more challenging ways to play it for those who find regular numberlink type games just a little bit too easy.