- Gentoo penguins propose to their life mates with a pebble.
- Germany borders 9 other countries.
- Reindeer hair is hollow inside like a tube.
- Ants won't cross a chalk line.
- Peanut butter can be converted into diamonds.
- The electric toothbrush was invented in 1939.
- When the moon is directly overhead, you weigh slightly less.
- People who work at night tend to weigh more.
- The average person laughs 10 times a day.
- Every living thing on the Earth contains carbon.
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