"Activity Books." . . "Inventions Juvenile literature." . . "Models and modelmaking Juvenile literature." . . "Modèles réduits Ouvrages pour la jeunesse." . . "JUVENILE NONFICTION Activity Books." . . "Art." . . "Anderson, Maxine" . . "Inventions." . . "Leonardo." . . "Models and modelmaking." . . "Inventions Ouvrages pour la jeunesse." . . . . . . "Hands on activities enhance this introduction to the inventions of Leonardo da Vinci."@en . "Hands on activities enhance this introduction to the inventions of Leonardo da Vinci." . "Amazing Leonardo da Vinci inventions you can build yourself : learn some hands-on history !" . "Amazing Leonardo Da Vinci Inventions You Can Build Yourself"@en . . . "Juvenile works" . "Juvenile works"@en . . . . . . . . . . "Electronic books"@en . "Amazing Leonardo da Vinci inventions you can build yourself : learn some hands-on history!"@en . . . . . . . . . . . "\"Introduces readers to the life, world, and incredible mind of Leonardo da Vinci through hands-on building projects that explore his invention ideas.\"--Publisher's description."@en . . . . . . "Presents step-by-step instructions for making nineteen of Leonardo da Vinci's inventions, including a perspectograph, camera obscura, hydrometer, safety bridge, walk-on-water shoes, and--miniature versions of--his helicopter and tank, and provides background on each." . "Biography"@en . "Amazing Leonardo da Vinci inventions you can build yourself"@en . "Amazing Leonardo da Vinci inventions you can build yourself" . . . . . . "Provides information about Leonardo da Vinci and simple instructions for creating some of da Vinci's inventions."@en . . . . .