Inventors
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Learn all about the invention of cotton candy by William Morrison and John C. Wharton.
Color in this picture of Thomas Edison (1847-1931), perhaps the most famous inventor of the early 20th century.
The safety pin was invented by Walter Hunt in 1849. He patented the safety pin on April 10, 1849.
Dr. Charles Drew (1904-1950) was an African-American doctor and surgeon who started the idea of a blood bank.
The Earth is divided into 24 time zones so that everyone in the world can be on roughly similar schedules.
Color in this picture of Hedy Lamarr (1914-2000), actress and inventor.
Silk thread and cloth were first made by the Chinese about 4,000 years ago.
Robert Goddard (1882-1945) was an American physicist and inventor who is known as the father of modern rocketry.
ENIAC (Electronic Numerical Integrator and Computer) in 1945 was an early all-purpose, all-electronic digital computer.
Inventions and Inventors: Food Theme Page at EnchantedLearning.com.
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