TheMagicMatt on MSNOpinion

This quick math trick claims to predict the exact number you'll think of

This quick mental trick uses three simple math questions to set up a specific number prediction, asking viewers to think of a ...
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The brain is a muscle and these 29 trick questions and riddles are the best exercise to train it

Are you the clever one in your group of friends? Do you know how to solve puzzles, think outside the box, and even do hard math in your head at the speed of light? You’re awesome! But no matter how ...