- Nintendo first produced playing cards.
- Warthogs can reach speeds of 48km/h (29mph).
- The symbols used for addition (+) and subtraction (-) have been around for thousands of years but it wasn't until the 16th century that most mathematical symbols were invented. Before this time math equations were written in words, making it very time consuming..
- The longest one syllable word in the English language is 'screeched'.
- The center of the Sun is approximately 15 million C (27 million F).
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