- Italian mathematician Leonardo of Pisa (better known as Fibonacci) lived between the years 1170 and 1250 and is best known today for Fibonacci numbers, the number sequence named after him. Fibonacci introduced the number sequence to Western Europe in his book 'Liber Abaci' after they had been described earlier by Indian mathematicians.
- 85% of plant life is found in the ocean.
- A bear has 42 teeth.
- 111,111,111 x 111,111,111 = 12,345,678,987,654,321.
- Ocean algae produces about 75 percent of the world's oxygen.
- Women were not allowed to vote in France until 1944.
- Both green and black tea come from leaves of the same tree.
- The symbols used for addition (+) and subtraction (-) have been around for thousands of years but it wasn't until the 16th century that most mathematical symbols were invented. Before this time math equations were written in words, making it very time consuming.
- Hawaii is the only U.S. state never to report a temperature of zero.
- Over 96% of American households purchase bananas at least once a month.
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