Build creative chain reaction machines to solve fun, intricate puzzles. Your machines will use gadgets to launch, bump, twist, and turn—creating chain reactions that may even end up tearing apart the fabric of space-time.
Prepare your wits because you'll need them to build your masterpiece!
No restrictions on where and how you build your incredible machines.
Chain together 30+ unique gadgets to build your crazy machines.
Create, edit, destroy with 3 powerful toolheads.
Painlessly undo your mistakes.
Uncover the mystery behind the disappearance of a brilliant mad scientist. Where did he go? What was he building? And why was he so secretive about it? Solve the puzzles he's left for you to build what he's built and explore a world of infinite possibilities.
Build your dream machine without any rules but the rules of physics. When you're done, share your masterpiece or experience the engineering marvels of others.