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Browse our extensive collection of math trivia and math fun stuff - math games, math tricks, math jokes, riddles, funny quotes, brain teasers, puzzles, mnemonics, humor and many more, to chase the math blues away!

You'll find that mathematics need not be dry and boring. Enjoy the lighter side of math with these collections of Math Games, Math Mnemonics, Mental Math, Math Tricks, Math Riddles, Math Quotes, Math Jokes, Brain Teasers, Math Puzzles, Logic Puzzles, Math Doodles, Saying and Quotes.

Impress your friends, or spice up your math classes using these mental math and math tricks. Or simply improve your skills and confidence in handling numbers and have fun at the same time.

Math riddles like "What happens once in a minute, twice in a week, and once in a year?" and many more help you to think "out of the box", improve your observation and deductive skills. These math riddles are arranged in the following categories because often you need to know some of the subject matter before you can appreciate the riddle.

A collection of funny math quotes and one-liners, including quips like "One person's constant is another person's variable," and many more. These are indispensable for any math teacher to have handy.

Do you have a favorite math trivia or math fun fact to share? Share it here!

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**Math Palindrome**

A Palindrome is a sequence of characters or numbers that read the same forward and in reverse.
Here is an interesting math palindrome:
111111111 x …

These are the longer math jokes which are useful resources to liven up any math class.

Brain Teasers and Puzzles for a good, solid brain workout with fun!

Come try out these math puzzles and logic puzzles and sharpen your deductive thinking.

A Tribute to Lewis Carroll, a.k.a. the mathematician, C. L. Dodgson (Lewis Carroll is the pseudonym of the English writer and mathematician Charles Lutwidge Dodgson, known especially for the children's books "Alice's Adventures in Wonderland" and "Through the Looking Glass").

Occasionally, the witty writer and the mathematician would be reconciled, and this part of the site is dedicated to those moments. You may peruse witty Math-related Quotations from his work, or try untangling his math puzzles here.

How about some math doodles and math music?

Funny sayings and quotes for you to ponder and enjoy.

Here some interesting math questions and their answers.

Why
is negative times positive negative?

Why is negative times negative positive?

Why
are we not allowed to divide by zero?

Why is dividing by a fraction the same as multiplying by the
reciprocal?

Why zero factorial equals one?

Why
is a number raised to the zeroth power one?

What does raising a number to a negative power actually mean?

What is a number raised to the half mean?

What is zero raised to the zeroth power?

What is i to the i-th power?

Does 0.999... equal one or does it not?

Divisibility
Rule for 3, 9, 7 and 11 - Why they work?

Logarithms:
Brief history and Explanation

Monty
Hall Problem Explained

Mobius
Strip Explained

Why
are all Quadratic Graphs U shaped?

Graphing Quadratics made Ridiculously Easy

Graphing Factored Polynomials

Basic
Transformations of Graphs: Translations

The Graph of an Inverse Function is a Reflection

Graphing Complex Numbers

Pascal's Triangle and Binomial Theorem

What
is a vector?

The Medians of a Triangle are Concurrent: Use Vectors to Proof

What
is the number e?

The number e and Compound Interest

e^{ix}: Deriving Euler's Formula

On
Pythagoras' Theorem

Generating Pythagorean Triples

Pythagoras in 3-D: Two Ways

Multi-Choosing
Puzzle

Pile Splitting Puzzle

Derangements and Hats

Dots and Dashes

Sum
of Cubes

Geometric Series Formula

The Basel Problem / The value of zeta two / Wallis' Product

Benford's Law

Mersenne
Primes

Perfect Numbers

Finger Multiplication Trick

Square Roots - and Addition

The Truth About "Rationalizing the Denominator"

Why
is tangent called "tangent" in trigonometry?

The Complex Number i is NOT the square root of negative one

Fitting Exponential Functions to Data

Pigeon Hole Principle

Curry's
Paradox and the Notion of Area

Partition
Numbers

Partitions
and Fibonacci Numbers

Rotate to landscape screen format on a mobile phone or small tablet to use the **Mathway** widget, a free math problem solver that **answers your questions with step-by-step explanations**.

You can use the free Mathway widget below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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