Caffeine boosts memory.
405
A real estate agent's rule of thumb: To estimate what a house will sell for, ask the owner what its worth and subtract 10%.
24
More than 50% of Americans fall asleep on their sides.
86
There are 170,000,000,000,000,000,000,000,000 ways to play the ten opening moves in a game of chess.
266
If you counted 24 hours a day, it would take 31,688 years to reach one trillion!
44
The key to happiness is spending your money on experiences rather than possessions, according to studies.
21
An olive tree can live up to 1,500 years!
58