From CubicDissection:Twelve Straight / Twisted is an incredibly difficult and satisfying interlocking puzzle. There are a staggering 10,800 possible solutions, but only four are capable of being assembled due to the tricky joinery. Pieces are milled from solid stock with great precision. 82 total copies in made for sale, each signed and dated. 15 copies in Dark Black Limba, 7 copies in Light Black Limba, 5 copies in Mixed Black Limba, 30 copies in Paduak, and 25 copies in Granadillo were m...

A Jos Bergmans design much like the TIC series.  See Brian's description at Halny – Wood Wonders (woodwondersonline.com)

Designed by Tom Jolly, assembly/disassembly with rotations.  See Brian's description at Twist The Night Away – Wood Wonders (woodwondersonline.com)

INSPIRED BY THE LATE TANAKASAN'S NESTLING EGGS FROM JAPANTHIS IS MY 1/2 DOZEN VERSIONLARGEST EGG IS WOOD THREADED (NOT EASY TO DO) TO SECURE ALL THE EGGS, SIZE  33MM x 48MMSMALLEST EGG WILL BE A REAL GOLD 18K SIZE 4MM X 6 MM,,,WOO HOO!AROMATIC EXOTIC WOODS USED HUON, COACH,ZEBRANO, CAMPHOR AND NEW GUINEA ROSEWOOD, SMELLS SO NICETHE OUTSIDE SURFACES ARE PLAIN, BUT WHEN OPENED THE  INSIDE SURFACES ARE TEXTURED, PRETTY AND A WOW!I'LL MAKE A BLACK WOOD DISPLAY  PLATFORM  FOR YOUHUGH LEARNING CU...

Perplex Wishing Well PuzzleWell here is your chance to get the most sought after puzzle of the year. To my knowledge no one has sold this puzzle at auction. This puzzle is a level 10 sequential mechanical puzzle of approximately 50 distinct moves to solve. It is a true step to step puzzle. It does not require any 'spin' moves, or hitting, it does not have magnets, and the puzzle itself will provide the 'tools' to solve it. The goal is to recover the coin from the bottom of the wishing well. T...

Three of Akaki's Picnic Basket puzzles—cake, hamburger, and subway—along with a single basket. For each puzzle, pack the three pieces entirely into the basket.

Here are 3 wooden packing puzzles with varying difficulty designed and crafted by BurntOakStudios on Etsy. These puzzles have been sold out for a while and offer a nice variety of challenge.Backwards Z - Pack the 4 pieces inside the boxFour Blocks in a Box - a pinned block packing puzzleS and L - Pack the 7 pieces inside the boxThe puzzles are listed roughly in order of difficulty as well. This, of course is my personal opinion.I can send the puzzles assembled or disassembled.Winner to pay s...

Here are 3 wooden packing puzzles with varying difficulty:Edgehog - Designed by Goh Pit Khiam. Crafted by Tom LenschPepper Castor - Designed by Alexander Magyarics. Crafted by Pelikan PuzzlesMouse Hole - Designed by Alexander Magyarics. Crafted by Pelikan PuzzlesThe puzzles are listed roughly in order of difficulty as well. This, of course is my personal opinion.All puzzles are in perfect condition.Winner to pay shipping price. Shipping can range from 20 USD using Natio...

Numlock is an n-ary type interlocking puzzle which was Goh Pit Khiam's entry to IPP34's Puzzle Design Competition. This version is made precisely and beautifully be Tom Lensch in various exotic woods. On top of that, the top panel comes off magnetically for a quick reset of the puzzle.Winner to pay shipping price. Shipping can range from 20 USD using National Post to 45 USD using UPS/Fedex based on region.I accept PayPal and Wise payment methods.Can combine multiple winnings.

This is a metal interlocking solid which also doubles up as a puzzle box as it has space inside.It is made from 2 sets of identical pieces made from brass and stainless steel respectively.Comes with a case and a stand.As this is hand machined from metal, there are some machining marks on it.Winner to pay shipping price. Shipping can range from 20 USD using National Post to 45 USD using UPS/Fedex based on region.I accept PayPal and Wise payment methods.Can club multiple winnings to save on shippi...

AKA THE GOLDEN RHOMBIC TRIACONTAHEDRON PUZZLEBOXTHE WORLD FAMOUS CHINNYHEDRON REVISITED, I MADE THEM ABOUT 10 YEARS AGOTHE REASON WHY GOD GAVE YOU 2 HANDS AND 10 FINGERS, TO OPEN THE CHINNYHEDRONS,,,,,,, NOW YOU KNOWNICE EXOTIC WOODS, FIND THE DIAMONDS INSIDEI WILL COMBINE WINING ITEMS TO LOWER POSTAGE COSTS, NO PAYPAL FEES

I was inspired by an egg that opens into a spinning top made in Hakone 150 years ago. Awful to make,,,,50 eggs later,,,,works WELL NOW....... I AM AN EGGSPERT !Ya, its a Tippe top that flipsYa, it whistlesYa, comes with a trap ring stand, plus an extra normal tippe top for you to compare Ya, find the diamond insideWood species may vary, The last mechanism is mind blowing, really COOL! Classic Chinnomotto! you will like itI will combine postage for any sales

THIS WAS MY IPP EXCHANGE PUZZLE A WHILE BACK ITS A PEN, ITS A STYLUS, AND NOW 1ST TIME EVER , ITS A PUZZLEBOX,,,,WOO HOOSEQUENTIAL DISCOVERY, FIND AND REMOVE THE DIAMOND INSIDEEXOTIC WOOD VERSION , WINNER GETS  TO CHOOSE HIS FAVORITE WOOD OR ACRYLIC VERSIONSCENTRE BAND HAS AUSTRALIANA FAUNA INSIGNIA, NICE SOUVENIR FROM THE LAND OF OZ I WILL COMBINE WINING ITEMS TO LOWER POSTAGE COSTS, NO PAYPAL FEESI USUALLY PUT 2ND PEN IN TO STOP OVERBIDINGS, HAVE FUN 

THIS WAS MY IPP EXCHANGE PUZZLE A WHILE BACK ITS A PEN, ITS A STYLUS, AND NOW 1ST TIME EVER , ITS A PUZZLEBOX,,,,WOO HOOSEQUENTIAL DISCOVERY, FIND AND REMOVE THE DIAMOND INSIDEEXOTIC WOOD VERSION , WINNER GETS  TO CHOOSE HIS FAVORITE WOOD OR ACRYLIC VERSIONSCENTRE BAND HAS AUSTRALIANA FAUNA INSIGNIA, NICE SOUVENIR FROM THE LAND OF OZ I WILL COMBINE WINING ITEMS TO LOWER POSTAGE COSTS, NO PAYPAL FEES 

A TIPPEE TOP THAT STAND UPRIGHT WHEN IT STOPS,,,,IF IT LIKES YOU1ST TIME EVER A TIPPEE TOP DOES THAT, ITS NEVER BEEN DONE BEFORE, HOLY GRAIL STUFFINTERESTING PHENOMENA, THE ROTATING TOP REVERSES DIRECTION WHEN IT FLIPS, AMASING!SPIN SLOWLY WITH THUMB AND FINGER OF EACH HANDON OFFER IS A VARIETY OF OTHER TOPS FOR SALE , INCLUDING A FINGER SPINNING TOPWATCH YOUTUBE SPINTOPS FRANCE 2007, SEGMENT AT  ABOUT 3 MINWATCH THE TOP FLIP, SO COOL , COMES WITH OLOID RINGS AND TRAP RING STAND, CAP AND STRING...

This was Robert Sandfield's IPP 30 exchange puzzle.  It's sort of a reverse puzzle box - the object is to CLOSE the drawer.

This was Akio Kamei's 2008 Christmas present

THIS IS MY LAST FUNCTIONAL BARCODE SPHEREAKIN TO HUMPTY IN THE JABBERWOCKY PROJECT , THIS ONE IS A SPHERE100 PIECES OF WOOD COMPARED TO 60 IN THE CUBEIMPOSSIBLE TO WOODTURN UNLESS YOU TRUNCATE AND STELLATE, I GOT LUCKYSMALLER 7CM SIZE,  SMALL FINGERS HELPSTO THIS DAY ONLY LEE AND MYSELF HAVE EVER MADE THE BARCODE PUZZLE IN WOOD, HUMBLED AND HONOUREDVERY COMPLICATED  TO MAKEWOODS ARE ROCK MAPLE AND MERBAU AND HUON PINE, NICEI WILL COMBINE OTHER ITEMS SOLD, NO PAYPAL FEESGOODLUCK BIDDING

Can you disassemble this mysterious treasure trove of puzzles? Pieces move, but still they hold together. It's up to you to find a way to take them apart. Each style has its own uniquely fiendish mechanism in a tiny but potent puzzling package. Buyer will pay actual shipping cost. Will combine shipping if you purchase multiple items from me.

Titan is a simple-looking, yet highly challenging take-apart puzzle. The first design by Felix Ure, it's widely regarded as being both incredibly difficult and very satisfying to solve. The goal is to open the sphere but to do so you must defeat the mechanism which keeps the two spheres together.Machined from solid brass, Titan measures 2 inches (50mm) in diameter and weighs 515g or approximately one lb. The brass is left unfinished, leaving it to slowly patinate and darken with use. Difficulty:...