You can start a fire with ice.
367
A quarter has 119 grooves on its edge, a dime has one less groove!
34
The face of a penny can hold about thirty drops of water.
85
'Second Street' is the most common street name in the U.S.; 'First Street' is the sixth! "
41
You can tape a small mirror onto a cone speaker, play music and shine a laser on to the mirror and the reflection will look like a laser light show on your wall.
102
Bullet proof vests, fire escapes, windshield wipers, and laser printers were all invented by women.
1k
Most of the dust underneath your bed is actually your own dead skin.
251