Stilts were invented by French shepherds who needed a way to get around in wet marshes.
45
In 21 U.S. states, WALMART is the single largest employer.
13
During his or her lifetime, the average human will grow 590 miles of hair.
69
Harvard earns enough money from interest on its endowment that it could offer free tuition to every student and still profit.
13
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
A typical lead pencil can draw a line that is 35 miles long.
158
The symbol on the 'pound' key (#) is called an octothorpe.
82