Riddle: When John was six years old he hammered a nail into his favorite tree to mark his height. Ten years later at age sixteen, John returned to see how much higher the nail was. If the tree grew by five centimeters each year, how much higher would the nail be?
Rating: 100%
Riddle: What happens once every minute, twice every minute, but once every thousand years?
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Riddle: You can see nothing else When you look in my face, I will look you in the eye And I will never lie.
Rating: 100%
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Rating: 67%
Riddle: A circle of stones, never in rows. Stacked one on the other, mystery it sows. What is it?
Rating: 100%