The first Zachtronics "problem solving" game I ever played, and the first major Zachtronics release. Build automated systems that grab, rotate, bind, and separate atoms to build molecules for your factories - and once you've figured out a crafty solution to the challenge, tear your solution apart and make it even better.

SpaceChem is a game that will have you feeling like an idiot one moment, but an expert chemical engineer mere minutes later