If you could invent anything, what would it be? If there were no limitations to your creativity, how far would you go? With over 450 variations in this flip book, the sky is the limit when it comes to the contraptions you can create - from star-powered submarines to dream-powered space rockets, and flush-powered bicycles to solar-powered toilets. With bright, bold illustrations and brilliant facts, discover the wildest, most unbelievable inventions on planet Earth (and beyond).
