Turn cranks, rotate gears, pull levers, and use catapults or any objects to build crazy machines with this fun software game for Christmas. This brain teaser will lighten up imagination with creative and addictive fun.
Features: Create your own unique contraptions Solve more than 200 challenging puzzles Put your machines to work.Engines with air-pressure, electricity, gravity, and particle effects. Experiment with gears, robots, explosives, and more.