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Logic Puzzles

There are three switches downstairs. Each corresponds to one of the three light bulbs in the attic. You can turn the switches on and off and leave them in any position.
How would you identify which switch corresponds to which light bulb, if you are only allowed one trip upstairs?
Answer & More Logic Puzzles

Classic Riddles

Brothers and sisters, I have none but this man's father is my father's son.
Who am I looking at?
Answer & More Logic Riddles

Latest Brain Teaser

Optical Illusions

If you can't read the following word then step back a bit and you can shout ...
More Optical Illusions

Cool Games

Get a rectangular cube into a square hole in this brain teaser.
bloxorz brain teaser
Play More Brain Games

Short Jokes

What's the difference between an attorney and a pit bull?
Jewelry :-)
More Lawyer Jokes

Free Brain Teasers for Kids and Adults

If you want to test your logic skills and have fun, then this is the right place! You can tackle some of my favorite fun brain teasers with answers. The puzzles are sorted by category.

For instance, you can start with a collection of logic puzzles of varying difficulty, enjoy a few cool math games for kids and adults or you can even ponder over some great optical illusions. Of course, answers and solutions are always included.

If the free brain teasers seem like child's play, browse our New Puzzles Forum, where you can find some very challenging problems posted by our subscribers. There are new puzzles added daily to be solved; you can also share some of your own favorite brain teasers. The regular subscription is free.

Sample Brain Teaser

What is greater than God,
more evil than the devil,
the poor have it,
the rich need it,
and if you eat it, you'll die?

Solution and More Riddles


Intelligence Test From Facebook

The following brain teaser has been shared more than 3 million times on Facebook. It seems to be easy for some people but difficult for others. Which group are you in?

6 + 4 = 210
9 + 2 = 711
8 + 5 = 313
5 + 2 = 37
7 + 6 = 113
9 + 8 = 117
10 + 6 = 416
15 + 3 = 1218
?? + ?? = 123

Viral Matchstick Brain Teaser

Your task is to move just one matchstick to fix the equation.
This math question seems simple, however, how quickly can you find all 3 solutions?

math question

Fun for the Brain

Is there a riddle stuck in your brain, and you cannot solve it?
Be happy! It is a positive proof that you have a brain.