TubeTwist by 21-6 Productions is basically a puzzler in the style of The Incredible Machine. There are pieces of tubes which must be assembled so that green and blue balls can reach their proper color-coded destinations in the playing area.
Available pieces are shown at the bottom, and there's a helpful dictionary which provides more information about the gadgets that you will encounter in your quest to save Professor Jaymour.
The full game boasts eighty experiments and thirty tubes, as well as experiment packs to download in the near future.
Name:
TubeTwistDeveloper: 21-6 Productions
Category: Puzzle
Type: Demo
Size: 15MB