Don't panic but you're alone on a spaceship roaring away from Earth. Aargh Solve a series of maths and spatial puzzles to pilot the lunar mission and make it back to Earth. On the way you visualize the constellations work out codes and coordinates solve volume and balancing puzzles navigate an obstacle course ...and more. Remember your solutions to resolve one big puzzle at the end Devised by an expert on brain training these mental gymnastics are fun as well as a life-saver You can't skip a challenge but as well as full answers there are hints to help you find your way back to Earth