- In a deck of cards the king of hearts is the only king without a moustache.
- The coloured part of your eye is called the iris.
- 2 and 5 are the only prime numbers that end with a 2 or a 5.
- Arachibutyrophobia is fear of peanut butter sticking to the roof of your mouth.
- The longest possible eclipse of the sun is 7.31 minutes.
- When water freezes it expans by 9%.
- Elvis's middle name was Aron.
- Pigs can get sunburn.
- 'underground' is the only word that begins and ends with the letters 'und'.
- Nintendo first produced playing cards.
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