- Brazil borders every country in South America except Chile and Ecuador.
- Greek mathematics developed from around the 7th century BC, producing many important theories thanks to great mathematicians such as Pythagoras, Euclid and Archimedes.
- Perth is Australia's windiest city.
- The number of times a cricket chirps in 15 seconds, plus 37, will give you the current air temperature.
- A cats urine glows under a blacklight.
- You can tell the sex of a horse by its teeth (most males have 40, females 36).
- Birds can sleep with one eye open.
- Most of the Vitamin C found in fruits is in the skin.
- The average dog can understand over 150 words.
- Greek mathematician Euclid is often referred to as the 'Father of Geometry' for his revolutionary ideas and influential textbook called 'Elements' that he wrote around the year 300 BC.
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