From hovercraft to hydrofoils, jet skis and seaplanes, explore the world of machines in the sea!Get to grips with the mind-boggling advances that have been made in engineering and building sea vehicles and machines. The Engineering Power series explores the most amazing machines from the past to present day. It pulls out key engineering details to inform and inspire the next generation of engineers. From cranes, submarines, tanks, and stealth jets, find out how machines have been built to lift heavy weights, be submerged in deep oceans, roll forward over rough terrain and zip quietly past in the sky overhead. Large illustrations combined with photo inserts and diagrams show machines operating in the real world.Perfect for readers aged 9 and up.