Math Puzzles
Probability
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Are All Digits Equal?
This math puzzle is really more of an exploration. Here are some activities to try.
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Different Dice
What are the probabilities of various outcomes of the throw of two dice?
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Fruit Juice Tasting
In this puzzle, we invite you to find the probability of guessing what flavor of juice is in each of several cans without looking at the labels.
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Happy Birthday
How many people in a room might share the same birthday? Our solution is below.
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Matching Socks?
This puzzle is in three parts.
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More About Benford's Law
This puzzle has more examples of Benford’s Law, introduced in the "Are All Digits Equal?" puzzle.
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The Monty Hall Problem
How you play this game determines your chances of winning, but you may be surprised to learn what the best strategy is.
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What Are Your Chances?
If you throw a pair of dice, what is the probability of getting a 2?
