GarageGames released TubeTwist, by 21-6 Productions, a puzzle adventure game that features five worlds and more than 80 levels.
Gamers attempt to construct a missing scientist’s experiments and solve the mystery of her disappearance by constructing a machine. More than 30 different tubes of various shapes and sizes must be combined to complete the machines including spirals, switches, anti-gravity devices, twisty turns, and drops.
TubeTwist is available for $19.95. It requires OS X 10.3 or later and 64MB of RAM. The game is considered appropriate for all ages.