How does a 3D printer work? What stops a skyscraper from falling over? Where does a smart phone store information? Welcome to the world of engineering! Discover how the familiar machines and buildings in today's world are constructed, and how they function. How do scientists choose the right materials for the right job? Which scientific principles lie behind each machine or structure? Basher's highly original books explain difficult scientific concepts in ingenious ways, making them tangible, understandable and even lovable. Chatty first-person text and stylish, contemporary character illustrations give a voice, personality, and story to each topic -- it's a truly brilliant way to communicate science.