Bullet proof vests, fire escapes, windshield wipers, and laser printers were all invented by women.
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Any domino can knock over another object up to 1.5x its size. The 32nd object would be big enough to knock over the Empire State Building.
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When Heinz ketchup leaves the bottle, it travels at a rate of 25 miles per year.
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You can actually sharpen the blades on a pencil sharpener by wrapping your pencils in aluminum foil before inserting them.
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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!
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The hands of the clock on the back of the $100 bill are set at approximately 4:10.
72
Most of the dust underneath your bed is actually your own dead skin.
251
It is estimated that millions of trees in the world are accidentally planted by squirrels who bury nuts and then forget where they hid them!
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