A quarter has 119 grooves on its edge, a dime has one less groove!
34
To get a song out of your head, try doing something like a puzzle or Sudoku.
13
The search engine Google got its name from the word 'googol', which refers to the number one with a hundred zeros after it.
56
You burn more calories sleeping than you do watching television.
348
Cash machines are as dirty as public toilets.
174
A typical full-time worker in the US with a four-year college degree earns about $50,000. This is 62% more than a worker with only a high-school diploma.
72
The average American uses eight times as much fuel energy as an average person anywhere else in the world.
28