Play-Doh was first manufactured as a wallpaper cleaner.
122
When glass breaks, the cracks move at speeds of up to 3,000 miles per hour.
423
The song 'Strawberry Fields Forever', sung by the Beatles, refers to an orphanage located in Liverpool.
79
Your fingernails grow faster in summer.
744
More Americans have died in car accidents than have died in all the wars ever fought by the United States.
55
In 1997, a survey reported that 12% of Americans think that Joan of Arc was Noah's wife.
48
Tae Kwon Do is only around 60 years old.
64