- Here is Pi written to 100 decimal places: 3.1415926535897932384626433832795028841971693993751 058209749445923078164062862089986280348253421170679.
- A group of kangaroos is called a mob.
- Frogs don't usually swallow water (they absorb most of the moisture they need through their skin).
- The study of insects is called entomology.
- The first crossword puzzle appeared in 1913.
reload more facts | visit cool facts
add this widget to your website