- Dark green lettuce leaves are more nutritious than lighter ones.
- An octopus has nine brains and three hearts.
- The number 4 is the only number that has the same number of letters in it.
- There are 7 points on the Statue of Liberty's crown.
- There are 31,557,600 seconds in a year.
- The most abundant metal in the Earth's crust is aluminum.
- The yo-yo was originally used as a weapon for hunting the in the Philippines.
- Canada has more doughnut shops per capita than any other country.
- Goats have rectangular pupils in their eyes.
- No two spider webs are the same.
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