A biography of Cyrus Hall McCormick whose distaste for the hard labor of farm work led him to invent a machine which made it much quicker and easier to harvest wheat.
Introduces the life of Clarence Birdseye, who invented a quick-freeze method to preserve the fresh flavor of food and founded the Birds Eye Frosted Foods company in 1929.
When Luke and Sophie are school-newspaper reporters at a Gadget Fair, they notice small signs in strange spots around the building saying "Thanks Hero," and they set out to find out who is behind the signs.
A short biography of American patriot, inventor, and statesman, Benjamin Franklin, examining his childhood and work as a printer, his many inventions, and his role in the independence of America.
Studies a number of machines and inventions from ancient times to the present including fire and the wheel as well as things such as the steam engine, power looms, locomotives and diesels, automobiles and airplanes, and spacecraft.
Describes the life and work of Alexander Graham Bell, from his invention of the telephone to the development of instruments to help the hearing impaired.
