To get a song out of your head, try doing something like a puzzle or Sudoku.
13
The French named one of their aircraft carriers after Ferdinand Foch, a man who once said "Airplanes are interesting toys but of no military value".
10
If you get water flowing fast enough, it can cut metal.
354
A Swiss man replaced his car's broken heater with a fully functional wood burning stove.
15
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
154
There are 293 ways to make change for a dollar.
148
In Dubai, there’s a fridge magnet that orders a pizza delivered to your door.
12