If you chew gum when you study a subject and then chew the same flavor when you take the test, it will help you remember!
34
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
Coins usually survive in circulation for about 30 years.
66
The hands of the clock on the back of the $100 bill are set at approximately 4:10.
72
The search engine Google got its name from the word 'googol', which refers to the number one with a hundred zeros after it.
56
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
Tsunamis ( tidal waves ) travel as fast as jet planes.
97
Contrary to popular belief, hair does not grow back darker and thicker after it has been shaved.
71