27 of the Hardest Riddles Ever—Can You Solve Them?
This hard riddle relies on tricking you into thinking ... RELATED: Break out the calculator before you attempt these math ...
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140 Hard Riddles That Are Challenging for Kids and Adults
But the very hardest riddles go beyond even that ... Answer: They are pronounced differently when the first letter is capitalized. 3. A man stands on one side of a river, his dog on the other.