- That in the 17th century the value of pi was known to 35 decimal places (today to 1.2411 trillion).
- Wild cobras can live up to 20 years old.
- A chameleons tongue is twice the length of its body.
- There are over 600 windows on the Empire State Building.
- The word 'Strengths' is the longest word in the English language with just one vowel.
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