Tae Kwon Do is only around 60 years old.
64
A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
Caffeine boosts memory.
405
Macklemore and his hit “Thrift Shop” was the first time since 1994 that a song reached number 1 on the Hot 100 chart without the support of a major record label.
2
The average cough comes out of your mouth at 60 miles per hour.
126
20252 is Smokey the Bear's own zip code.
35
The best diamonds are colored blue-white.
80
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34