. . "Creative ability." . . "Inventors." . . "Inventions." . . "Inventions Juvenile literature." . . "United States." . . "Creative ability United States Case studies Juvenile literature." . . "Inventors United States Juvenile literature." . . . . . "Case studies"@en . . "Juvenile works"@en . . . . . . "American inventors and innovators"@en . . . . "American inventors & innovators"@en . . . . "How did Americans come up with such great ideas? In the pages of American Inventors & Innovators, you'll find stories of how there things were made, and the people (and kids) who invented them!"@en . . . . .