# What Monster Invented an Infinite Puzzle That Can Be Assembled in any Direction?

When you sit down to assemble a puzzle, even one with thousands of pieces, you at least have a photo of the completed image to work towards. But thanks to some clever mathematics, this Infinite Galaxy Puzzle can be assembled in any direction, or in any shape, leaving you without much guidance on how to put it together.

# Watch a Rubik's Cube Master Race the Fastest Man on Earth

Speed cubing champion Anthony Brooks is used to racing the clock when he’s solving a Rubik’s Cube puzzle, but since we’re in the middle of the 2016 Olympics, he decided to challenge the world’s fastest man, running the 100 meters, to a head-to-head race.

# Learn to Solve a Rubik's Cube in Less Than Two Minutes

Did you know there are 43,252,003,274,489,856,000 ways to scramble the 54 colored squares on a Rubik’s Cube? So how do those record-holding geniuses manage to solve them so quickly? As Mike Boyd discovered, there are some clever tricks you can use that take less than a day to learn.

# You Must Solve a Puzzle to Turn Every Page in This Beautiful Wooden Book

The only downside to finding a really good book to read is that it will be over before you want it to be. But that won’t be the case with puzzle designer Brady Whitney’s Codex Silenda. Even though the wooden book only has five pages, you’ll need to solve a complex mechanical puzzle on each one before you can turn to…

# There's a Secret Message Written Into the Sands of Mars

NASA has spotted something strange and beautiful in the sands of Mars—a remarkable dune field that looks eerily similar to Morse code. And it has a message for us.

# Your Brain Will Want to Watch This Impossible Bundle of Spinning Gears Forever

Occasionally you come across a video that’s so satisfying to watch that your brain never wants you to close the tab. That’s what Dutch puzzle designer Oskar van Deventer has managed to create with this complex web of 19 magic gears that are all somehow able to rotate against each other without completely locking up.

# Guy Breaks the 5x5 Rubik's Cube Record Without Breaking a Sweat

Feliks Zemdegs solved his 5x5 cube at Melbourne Cube Day in 44.837 seconds. And the crowd went not at all wild.

# Solving These Impossibly Complicated Mazes Sounds Like a Sadistic Punishment

Some of us prefer to relax with activities that turn our brains to goo, while others like to kick back with a real challenge. That’s why puzzles exist, and other brain twisting nightmares like these impossibly complex mazes that took their creator over seven years to draw by hand.

# The Creators of That Drake Coloring Book Now Have a Kim Kardashian Connect-the-Dots

If coloring books were somehow able to make a miraculous comeback in a time when even watches are an entertaining distraction, there’s no reason that connect-the-dots puzzles can’t be popular again too. And there’s no better person than the most-famous Kardashian to help bring connect-the-dots back into the spotlight.

# The World's Largest Rubik's Cube Is 10,000X More Frustrating

Because apparently a regular-sized Rubik’s Cube wasn’t already enough of a challenge, Tony Fisher built himself a version that’s over five feet long on each side. Even just bringing it out to play looks like a monumental struggle, let alone the back-breaking challenge that is trying to solve it.

# Here Are the Answers to That Insane UK Spy Agency Christmas Puzzle

Remember how one of the UK’s intelligence agencies set a fiendishly difficult quiz right before Christmas? Well, now it’s published the answers, so you can stop scratching your head.

# Can You Solve This Complex Riddle About Escaping a Cursed Temple?

This one’s a doozy in that there is a lot going on. The goal is simple, you need to escape a collapsing tunnel with a group of nine people (including yourself). It’s all the other variables that confuse things.

# Nothing Could Be More Relaxing Than a Zen Garden Puzzle That Becomes a Zen Garden

There are as many ways for people to relax as there are for them to get stressed. Some like to spend countless hours assembling puzzles, while others prefer the meticulousness of maintaining a beautiful zen garden. But imagine how relaxed you’d be doing both of those hobbies at the same time.

# Maze Balls Are the Perfect Shape To Throw Across the Room in Frustration

It’s easier to dedicate yourself to solving a complex maze when in the back of your mind you know that should frustrations arise, you’ll be able to simply hurl it across the room for some instant stress relief. Shouldn’t all puzzles be as relaxing?

# Putting This Rubik's Cube R2-D2 Back Together Is Harder Than Fixing a Real Droid

Does the shape of a Rubik’s Cube affect how hard it is to solve? At first glance you’d assume the irregularly-shaped pieces of this R2-D2 rotating puzzle would make it easy to put back together, but before you know it, you could have a real mess of droid parts on your hands.

# Can You Solve This Beautifully Nerdy Crossword Puzzle Over Christmas?

If a UK intelligence agency’s holiday puzzle wasn’t enough to keep you entertained, how about something a little more difficult? This crossword puzzle is based on the computer science language of regular expressions, and it should keep you busy for... some time.

# Fractals Make this Simple Nine Piece Puzzle a Nightmare to Solve

The complexity of a puzzle is usually dependent on how many tiny pieces are crammed inside its box. But by introducing mathematical fractals into the design, this plain nine-piece puzzle by Oscar van Deventer looks like a nightmare to solve.

# Can You Solve a UK Intelligence Agency's Christmas Puzzle?

What better way to celebrate the holidays than a fiendishly difficult puzzle. Well, that’s what one of the UK’s intelligence agencies, GCHQ, reckons—which is why the Christmas card it’s been sending out features this infuriating puzzle. Can you solve it?