- Your tongue is the fastest healing part of your body.
- Greek philosopher and mathematician Pythagoras lived around the year 500 BC and is known for his Pythagorean theorem relating to the three sides of a right angle triangle: a^2 + b^2 = c^2.
- A standard 747 jumbo jet has 420 seats.
- The electric toothbrush was invented in 1939.
- The original design of Monopoly was circular.
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