💡 Eureka Challenge! Test Your Knowledge about Inventions: Top 50 Trivia!

From light bulbs to the internet, prove you know the stories behind history's greatest innovations!

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Easy Level

  1. Who invented the light bulb?
    Answer: Thomas Edison
  2. What did Alexander Graham Bell invent?
    Answer: Telephone
  3. Which brothers invented the first successful airplane?
    Answer: Wright brothers (Orville and Wilbur)
  4. What did Johannes Gutenberg invent?
    Answer: Printing press
  5. Who is credited with discovering penicillin?
    Answer: Alexander Fleming
  6. What invention is Steve Jobs most famous for?
    Answer: iPhone (or personal computer)
  7. Who invented the World Wide Web?
    Answer: Tim Berners-Lee
  8. What did Benjamin Franklin invent to protect buildings?
    Answer: Lightning rod
  9. Which inventor created the alternating current (AC) system?
    Answer: Nikola Tesla
  10. What did Karl Benz invent?
    Answer: Automobile (gas-powered car)
  11. Who invented the telephone's microphone?
    Answer: Emile Berliner
  12. What did George Washington Carver invent uses for?
    Answer: Peanuts (300+ uses)
  13. Who invented dynamite?
    Answer: Alfred Nobel
  14. What did James Watt improve that powered the Industrial Revolution?
    Answer: Steam engine
  15. Who invented the polio vaccine?
    Answer: Jonas Salk

Medium Level

  1. What did Garrett Morgan invent to help traffic flow?
    Answer: Three-position traffic signal
  2. Who invented the first programmable computer?
    Answer: Charles Babbage
  3. What did Percy Spencer invent by accident in 1945?
    Answer: Microwave oven
  4. Who invented the first successful sewing machine?
    Answer: Elias Howe
  5. What medical device did Willem Einthoven invent?
    Answer: Electrocardiogram (ECG)
  6. Who invented the first practical refrigerator?
    Answer: Carl von Linde
  7. What did John Logie Baird demonstrate in 1926?
    Answer: Television
  8. Who invented the first commercially successful steamboat?
    Answer: Robert Fulton
  9. What did Mary Anderson invent for cars in 1903?
    Answer: Windshield wipers
  10. Who invented the first synthetic plastic (Bakelite)?
    Answer: Leo Baekeland
  11. What did Grace Hopper invent that revolutionized computing?
    Answer: COBOL programming language
  12. Who invented the first digital camera?
    Answer: Steven Sasson (Kodak)
  13. What did Whitcomb Judson invent in 1893?
    Answer: Zipper (clasp locker)
  14. Who invented the first rechargeable battery?
    Answer: Gaston Planté
  15. What did Josephine Cochrane invent to help with household chores?
    Answer: Dishwasher

Hard Level

  1. Who invented the first working laser?
    Answer: Theodore Maiman
  2. What did Hedy Lamarr co-invent that's used in modern WiFi?
    Answer: Frequency-hopping spread spectrum
  3. Who invented the first integrated circuit (microchip)?
    Answer: Jack Kilby and Robert Noyce
  4. What medical breakthrough did Wilhelm Röntgen discover accidentally?
    Answer: X-rays
  5. Who invented the first computer algorithm?
    Answer: Ada Lovelace
  6. What did John Bardeen, Walter Brattain, and William Shockley invent?
    Answer: Transistor
  7. Who invented the first successful helicopter?
    Answer: Igor Sikorsky
  8. What did Stephanie Kwolek invent that's used in bulletproof vests?
    Answer: Kevlar
  9. Who invented the first artificial heart implanted in a human?
    Answer: Robert Jarvik
  10. What did Charles Goodyear invent through vulcanization?
    Answer: Weather-resistant rubber
  11. Who invented the first successful color photography process?
    Answer: Louis Ducos du Hauron
  12. What did Maria Beasley invent that saved thousands of lives at sea?
    Answer: Improved life raft
  13. Who invented the first programmable electronic computer (ENIAC)?
    Answer: John Mauchly and J. Presper Eckert
  14. What did Lewis Latimer improve that made light bulbs practical?
    Answer: Carbon filament
  15. Who invented the first successful water frame for spinning cotton?
    Answer: Richard Arkwright