On average, the life span of an American dollar bill is eighteen months.
33
The roar that we hear when we place a seashell next to our ear is not the ocean, but rather the sound of blood surging through the veins in the ear.
479
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
29
To get a song out of your head, try doing something like a puzzle or Sudoku.
13
Bamboo plants can grow up to 36 inches in a day.
52
There are 635,013,559,599 possible hands in a game of bridge.
39
There are 2,500,000 rivets in the Eiffel Tower.
98
If you flip a coin ten times, the odds against its coming up with the same side showing each time are 1,023 to 1.
39