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Who invented it?
Guess the people who invented the following items.
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Last updated: December 10, 2023
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| First submitted | December 10, 2023 |
| Times taken | 25 |
| Average score | 50.0% | Report this quiz | Report |
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Telescope
Spinning Jenny
Steam Engine
Lightning Rod
Alcohol Thermometer
Voltaic Pile (Battery)
Braille
Phonograph
Telephone
X-ray
Radio
Airplane
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