- The number of times a cricket chirps in 15 seconds, plus 37, will give you the current air temperature.
- There are only 4 words in the English language which end in 'dous' (they are: hazardous, horrendous, stupendous and tremendous).
- The first English dictionary was written in 1755.
- The average soccer ball is made up of 32 leather panels and held together by 642 stitches.
- The Eiffel Tower is over 300m (984 ft) tall.
- The oldest exposed surface on Earth is New Zealand's south island.
- Raindrops are not tear shaped (they more resemble the shape of a tiny hamburger bun).
- Antarctica is home to the largest desert in the world.
- 45% of people use mouthwash daily.
- Spiders are arachnids and not insects.
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