Unsolvable puzzles

14-15 puzzle

No description. (Wikipedia).

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The Fifteen Puzzle

Can you solve Sam Loyd's 14-15 puzzle?

From playlist My Maths Videos

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Solution To The 15 Puzzler With A Twist

Here's the solution to the puzzle! First watch the puzzle video: https://www.youtube.com/watch?v=ts0-abh8Bi4 Then watch the solution: https://www.youtube.com/watch?v=w25x5AmHJBI As promised in the video, here's a link to a printable grid and pieces for the puzzle: http://goo.gl/fXdMw1 T

From playlist Math Puzzles, Riddles And Brain Teasers

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15 + 4 puzzle

The 15 + 4 puzzle is a hinged version of the classic 15 Puzzle, with an extra 4 tiles. If you want to buy one of these, you will need the following two prints from Shapeways: Frame: http://shpws.me/SzQG Tiles: http://shpws.me/SzQH You will also need ten 8mm long M2 bolts and nuts to for

From playlist 3D printing

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Why the 14-15 puzzle is impossible, and how to solve it anyway

A bit of the math of the 15-puzzle, and some variants that shake up that math.

From playlist 3D printing

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Robert Crease - Fourteen: Workhouse Wonder - G4G14 Apr 2022

Dr. Matrix provides a detailed exploration of the various ways that the number 14 governs contemporary civilization.

From playlist G4G14 Videos

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Arrange the Numbers Puzzle Solution

Here's the answer to http://www.youtube.com/watch?v=Ul125Q73OlI I hope you enjoyed this one! Next puzzle: http://www.youtube.com/watch?v=0QjmQlMJVgc Music by Bertrand Laurence http://www.bertrandlaurence.com used with permission. Find me on FaceBook: https://www.facebook.com/YouTubeTyYann

From playlist Tricks and Math Puzzles answers

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Arrange the Numbers Puzzle

Use all the numbers once and only once. Enjoy! Next puzzle: http://www.youtube.com/watch?v=0QjmQlMJVgc Solution: http://www.youtube.com/watch?v=4-49PIdZQtM Previous puzzle: http://www.youtube.com/watch?v=mW3zTyXTwf4 Music by Bertrand Laurence http://www.bertrandlaurence.com used with permi

From playlist Tricks and Math Puzzles

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An Age Math Problem

I hope you'll like this one. Next puzzle: http://www.youtube.com/watch?v=6o-f7bh_3VI Solution: http://www.youtube.com/watch?v=LfYbe-8z0LU Previous puzzle: http://www.youtube.com/watch?v=cuti8B76HVI

From playlist Tricks and Math Puzzles

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Factors and Primes: Product of Prime Factors (Grade 4) - OnMaths GCSE Maths Revision

Topic: Factors and Primes: Product of Prime Factors Do this paper online for free: https://www.onmaths.com/factors-and-primes/ Grade: 4 This question appears on non-calculator higher and foundation GCSE papers. Practise and revise with OnMaths. Go to onmaths.com for more resources, like p

From playlist Grade 4

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The Fifteen Puzzle Part 2 + More Puzzles

The answer to Sam Loyd's 14-15 puzzle, and a few more fifteen puzzles to solve.

From playlist My Maths Videos

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Man vs Genius

Oh dear... Simon decides to take on Phistomefel's latest masterpiece (100% rating on Logic Masters Germany and 5/5 for difficulty). This sudoku is utterly gorgeous but our man finds it brutally difficult. Will the man solve it or will the setting genius prevail? You can try the puzzle he

From playlist Phistomefel Puzzles

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Solving Impossible Puzzles | Math Logic and Games

How can math help you find solutions to some of the world's trickiest puzzles? Watch as Art Benjamin uses logic to solve some classic games, including the 15 Puzzle, Box of Lights, and Peg Solitaire—all which have been driving people crazy for centuries. This video is episode eight from t

From playlist Math and Statistics

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zetamath sets a sudoku puzzle LIVE

This video shows my process of setting the puzzle The Usual Suspects from start to finish. Before you watch the video, I recommend you try the puzzle yourself here: https://logic-masters.de/Raetselportal/Raetsel/zeigen.php?id=00080W If you would like to support the production of our cont

From playlist zetamath puzzles!

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This Sudoku Has No Digits At All!

Phistomefel has produced this, at first sight baffling, killer sudoku - can you find x?! Try the puzzle here: https://cracking-the-cryptic.web.app/sudoku/999hDGj6Gr Rules: Normal sudoku rules apply. Digits may not repeat within a cage. There exists a two-digit number x, such that the dig

From playlist Phistomefel Puzzles

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Standing On The Shoulders Of Puzzle Giants

Today's puzzle is called The Cloverleaf and it's by Phistomefel! This is his tribute to the constructor ahaupt (see "Cracking The Cryptic - The Movie"!). You can try it here: https://cracking-the-cryptic.web.app/sudoku/phpn2FJHRb Rules: Normal sudoku rules apply. Normal killer sudoku

From playlist Phistomefel Puzzles

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The Sudoku Devil Strikes Back!

You can try this INCREDIBLE puzzle by Phistomefel here: https://cracking-the-cryptic.web.app/sudoku/DhJD3bG9bF ▶TRY OUR CLASSIC SUDOKU APP◀ AppStore: https://apps.apple.com/us/app/classic-sudoku/id1488838275?ls=1 Steam: https://store.steampowered.com/app/1188330/Classic_Sudoku/ Android: ht

From playlist Phistomefel Puzzles

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The Qodec Manifestation

*** TODAY'S PUZZLE *** Mark and Simon were lucky enough to meet none other than Qodec for lunch in London today! Simon's first "real life" encounter with anyone from the channel!! To celebrate he decides to give Qodec's latest puzzle a try: it's called Lion and it's everything we've come

From playlist Qodec Puzzles

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Almost Everything Is Wrogn!

Today's edition could be called The Zetamath Special! We attempt his devious The Usual Suspects sudoku and talk about its twin Two Truths And A Lie. Prepare to engage your lie detectors :) You can play the puzzle at the following link: https://app.crackingthecryptic.com/sudoku/B3Rd8LD

From playlist zetamath puzzles!

Related pages

15 puzzle