# Topic:puzzle

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## Can you solve the penniless pilgrim riddle?

After months of travel, you’ve arrived at Duonia, home to the famous temple that’s the destination of your pilgrimage. The walk from the welcome center to the temple isn't a long one ... but there’s a problem. Can you...

## Can you solve the wizard standoff riddle?

You’ve been chosen as a champion to represent your wizarding house in a deadly duel against two rival magic schools. Your opponents are a powerful sorcerer who wields a wand that can turn people into fish, and a power...

## Solving a Rubik’s Cube in 0.38 seconds

In November of 2016, the world record for a robot solving a Rubik's Cube was .637 seconds, but as of March 2018, that record appears to have been broken. The ridiculously speedy robot above, built by Ben Katz and Jare...

## Can you solve the seven planets riddle?

Your interstellar police squad has tracked a group of criminals to a cluster of seven planets. Now you must apprehend them before their reinforcements arrive. Of course, the fugitives won’t just stay put – they’ll try...

## Can you solve the dark coin riddle?

You heard the travelers’ tales, you followed the maps, and now, you’ve finally located the dungeon containing a stash of ancient coins. The good news: the wizard who owns the castle has generously agreed to let you ha...

## Universal Calendar Puzzle: Figure out the day of the week for any date ever

Learn how to calculate the day of the week for any date you can think of with this impressive mental trick and some practice. In this It's Okay to Be Smart video, Universal Calendar Puzzle, Joe Hanson demonstrates the...

## A Bank of England five pound note is reconstructed from shreds, a time lapse

If you enjoy conceptual art and/or putting together puzzles, this video by British conceptual artist Martin John Callanan might inspire your next creation. Watch for 11 minutes as one Bank of England five pound note i...

## A fully functioning Rubik’s Cube made from real ice

This fully functioning Rubik's Cube was made from ice by professional puzzle maker Tony Fisher... eight corner pieces and twelve edge pieces of solid ice, along with six center pieces made from ice, plastic, and metal...

## An epic 33,600 piece jigsaw puzzle time lapse

In this epic nine month time lapse video, Andre F. clears his living room of furniture and turns it into a dedicated jigsaw puzzle space. The object of his diligent attention: Educa's 33,600 Piece Wild Life Puzzle... ...

## Can you solve the fish riddle?

As the cargo director on the maiden voyage of the S.S. Buoyant, you’ve agreed to transport several tanks containing the last specimens of an endangered fish species to their new aquarium. Unfortunately, the boat is ba...

The Turing Tumble, this small Pachinko-like puzzle game prototype, is also DIY mechanical computer. Programmer Paul Boswell designed the Turing complete toy to help kids (and adults) learn, see, and feel how computers...

## How many nails can you balance on the head of one nail?

One large nail is securely nailed into a piece of wood. A handful of identical nails are laying on the table. How many of those loose nails can you balance on the head of that first nail? Try it, then watch knife ...

## Can you solve the virus riddle?

Your research team has found a prehistoric virus preserved in the permafrost and isolated it for study. After a late night working, you’re just closing up the lab when a sudden earthquake hits and breaks all the sampl...

## Can you solve the hardest logic puzzle ever created?

You've crash landed on an alien planet. The only way to get home is to give the correct artifacts to the planet's three alien overlords: Tee, Eff, and Arr. The challenge: Which alien overlord is which? You can fin...

## Can you solve the counterfeit coin riddle?

You're currently locked in the dungeon by orders of the king, but as the realm’s greatest mathematician, you've been given a chance to free yourself: If you can identify a counterfeit coin, one fake coin in a group of...

## Goffin’s cockatoos try to create tools to reach a treat

Are cockatoos as smart as a human 3 year old? Watch these four Goffin's cockatoos attempt to create their own tools from a twig, larchwood, cardboard, and beeswax, an experiment by researchers from the University of V...

## Can you solve the airplane riddle?

Professor Fukanō, the famous scientist, has embarked on a new challenge – piloting around the world in a plane of his own design. There’s just one problem: there's not enough fuel to complete the journey. Luckily, the...

## How a mathematician dissects an astonishing coincidence

True story about an adventure that befell Anne Parrish one June day in Paris. She was wandering through the old book stalls along the Seine with her husband who had been there before. He sat down at a table on the qua...

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