
Science and engineering meet in this engrossing set! Amazing machines from the past and present are highlighted throughout its pages, including airships, cranes, submarines, and many more. Through understandable text and clear diagrams, readers learn how machines have been built...

Science and engineering meet in this engrossing set! Amazing machines from the past and present are highlighted throughout its pages, including airships, cranes, submarines, and many more. Through understandable text and clear diagrams, readers learn how machines have been built...