In 1700s, the deer skin was a common medium of exchange between the trading settlers and the native Red Indians in America. This is how a buck became a slang for a dollar.
28
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
Wyoming has only 2 sets of escalators in the entire state.
17
During the Cold War, the US had planned to detonate a nuclear weapon on the moon.
25
In the U.S. the typical school year is 180 days long. In China, the typical school year is 251 days.
7
The United States does not have an official language.
88
Seven U.S. states are named after sovereigns - four kings and three queens.
5