An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
About 39,000 gallons of water are used to produce the average car!
14
The life boat was patented in 1845!
29
A toaster uses almost half as much energy as a full-sized oven.
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