In the U.S. the typical school year is 180 days long. In China, the typical school year is 251 days.
7
In the US, it is legal for women to be publicly topless in 33 states. Male toplessness became legal in 1936.
4
Approximately 4 to 5% of the U.S. population has one or more clinically significant phobias in a given year. Specific phobias occur in people of all ages. The average age of onset for social phobia is between 15 and 20 years of age, although it can often begin in childhood.
30
According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
14
Teddy bears were named after U.S. President Theodore 'Teddy' Roosevelt.
23
The first semi-permanent settlements appeared in Florida around 5000 B.C.
10
There is a county in California called Yolo.
11