- In 1872 Yellowstone in the US was the world's first national park.
- You might have heard the word 'infinity' before or seen its symbol that looks like the number 8 placed on its side. Infinity means a limitless quantity or something that goes on forever. While it's not really a number like 1, 2 or 3, infinity is often used in math as part of equations and formulas.
- Brazil is named after a tree.
- An octopus pupil is rectangular.
- The D.C. in Washington D.C. stands for District of Columbia.
- German mathematician Gottfried Leibniz lived between 1646 and 1716, developing important calculus concepts and mathematical notation practices.
- The flamingo can only eat when its head is upside down.
- The hyoid bone in your throat is the only bone in your body not attached to any other.
- The shell is 12% of an eggs weight.
- You transfer more germs shaking hands than kissing.
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