In the U.S. the typical school year is 180 days long. In China, the typical school year is 251 days.
7
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
Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
76
The U.S. has 115,000 janitors, 83,000 bartenders, 323,000 restaurant servers, and 80,000 heavy-duty truck drivers with bachelor’s degrees.
15
A Native American tribe in South Dakota collects bottle caps left by campers, using them as currency. Several banks in the area now recognize the caps as legal tender.
225


