The number of text messages sent and received in a given day is greater than the world's population.
198
Sudbury Valley School allows students to do whatever they want; no curriculum, tests, homework, or even classes unless requested. 82% of students get accepted to college, as opposed to the 63% national public school average.
21
Coins usually survive in circulation for about 30 years.
66
To get a song out of your head, try doing something like a puzzle or Sudoku.
13
Dartboards are made out of horsehairs.
129
The Gate Tower Building skyscraper in Japan has a highway passing through its fifth, sixth and seventh floors.
7
"Strategic incompetence" is the art of avoiding certain tasks by pretending you don't know how to do them.
16