Paper money is not made from wood pulp but from cotton. This means that it will not disintegrate as fast if it is put in the laundry.
37
'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
Tae Kwon Do is only around 60 years old.
64
By raising your legs slowly and laying on your back, you can't sink in quicksand.
105
Stilts were invented by French shepherds who needed a way to get around in wet marshes.
45
The face of a penny can hold about thirty drops of water.
85
A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
26