Houghton Mifflin Harcourt
Harcourt: Biographies: Thomas Edison
A good description of the inventions and life of this bright and ambitious man. As inventor of the light bulb, phonograph, movie camera and many others, Edison lived a very inspiring life. In Spanish.
Houghton Mifflin Harcourt
Harcourt: Biographies: Robert Fulton
Learn how the steamboat got its start at the hand of a curious and energetic inventor-Robert Fulton. (In Spanish)