- The sentence "the quick brown fox jumps over the lazy dog" uses every letter in the English alphabet.
- Room temperature is defined as between 20 to 25C (68 to 77F).
- A deck of cards should be shuffled at least 7 times before playing.
- Peru has more pyramids than Egypt.
- Caterpillars have over 2,000 muscles.
- Dolphins are unable to smell.
- A crocodile can't stick out its tongue.
- Sir Isaac Newton was 23 when he discovered the law of gravity.
- Banana trees are actually herbs.
- An individual blood cell takes about 60 seconds to make a complete circuit of the body.
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