- Elvis Presley made only 1 television commercial.
- The game of Tug-of-war was an Olympic sport from 1900-1920.
- Pez was invented in 1927.
- Tiger shark embryos begin attacking each other in their mother's womb before they are even born.
- Isaac Newton discovered the laws of physics and brought together many important concepts of infinitesimal calculus.
- Yawns are contagious to dogs as well as humans.
- Some tumors can grow hair, teeth, bones, even fingernails.
- An octopus has nine brains and three hearts.
- 3 teaspoons make up 1 tablespoon.
- The original design of Monopoly was circular.
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