The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
On average, 100 people choke to death on ballpoint pens every year.
72
If you flip a coin ten times, the odds against its coming up with the same side showing each time are 1,023 to 1.
39
A man earned 4 million airline miles for free without breaking any laws by using his credit card to purchase free-delivery $1 coins from the U.S. mint.
11
There are 635,013,559,599 possible hands in a game of bridge.
39
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Wearing red increases attraction.
30