Puzzles

From tangrams to cryptograms, exercise your mind with clever puzzles and brainteasers. What new puzzles would you like to try?

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How Escape Rooms Work

Bring your closest friends and team up with total strangers to solve your way out of a room full of puzzles.

How to Solve a Rubik's Cube

Have you ever spent hours (days, weeks) staring at a Rubik's Cube, only to twist and turn its colored squares hopelessly? With a bit of deciphering, you can solve that cursed cube.

How Towers of Hanoi Works

Despite its simple setup -- a few posts and several discs that form a pyramid -- the game known as Towers of Hanoi can be hard to solve without the right solution.

How 8 Queens Works

While 8 Queens is popular with the programming set, the less math-savvy among us can also squeeze some fun out of this classic puzzle.

5 Addicting Puzzle Games

There are some games that you play and forget about, while others suck you in and keep you coming back for more. We take a look at 5 highly addicting puzzle games.

Solving a Futoshiki Puzzle

All it takes to solve a futoshiki puzzle is a little logic. Find out how to solve a futoshiki puzzle with this quick tutorial.

How 3-D Puzzles Work

As fun as they are, most traditional puzzles can fall a little flat. However, 3-D puzzles – made from plastic, wood, fabric and more -- have been boggling minds for centuries. What separates 3-D puzzles from their two-dimensional brethren?

How Acrostic Puzzles Work

Word games can be fun (and frustrating) forms of entertainment, but if you're tired of the same old crosswords, why not try your hand at their puzzle cousins, acrostics?

How Chess Puzzles Work

If you love the challenge of chess and can't get enough of the game, you can try out special chess puzzles to improve your skills.

How Cryptograms Work

First used for confidential messages during times of war, cryptograms have now evolved into leisure-time puzzles. What are some of the keys to breaking the codes?

How Cryptoquotes Work

Although (or perhaps because) no lives are at stake when you decipher a cryptoquote, these cryptology-based word puzzles are a brain game for the ages.

How does a puzzle box work?

Puzzle boxes were originally created in Japan as a way to thwart thieves. Today, they're popular around the globe as decorative brain teasers. Here's how they work.

How Eye Puzzles Work

Some can see them; some can't. They're 3-D eye puzzles and they were all the rage in the '90s. Get the tricks to solving these crazy images.

How Futoshiki Puzzles Work

In Japanese, the word Futoshiki means unequal. And if you like sudoku or KenKen, this number puzzle might be your next addiction.

How Kakuro Puzzles Work

What do you get when you combine a crossword puzzle grid, the logic of sudoku and a bit of basic math? Find out how kakuro puzzles add up.

How KenKen Puzzles Work

KenKen puzzles, referred to as the new sudoku at the time they were created, are popular brain teasers that vary in degree of difficulty. Here's how the game is played.

How Rebus Puzzles Work

If you've ever seen the TV game show "Concentration," you've seen a rebus puzzle. How did these unique puzzles get their name?

How Sliding Puzzles Work

Since the 1880s, sliding puzzles have delighted and infuriated the people who try to solve them. What makes these simple games so compelling?

How Tangrams Work

Tangrams are puzzles made of cut-out shapes that can be combined to form other shapes or designs. So exactly how do they work?

How to Play Numbrix

It's no surprise a certifiable genius created Numbrix. It's challenging and unique -- and trains your brain.

How Trainyard Works

Appropriately, gaming developer Matt Rix came up with the idea for the game Trainyard while riding a train. How do you play?

What's the world's hardest puzzle?

Many puzzles can stump even the smartest players. But which head-scratcher is the hardest in the world?


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