“On-the-spot Insanity”   This puzzle is a exchange puzzle by Rik van Grol for the International Puzzle Party 23 held in Chicago, USA 2003   Objective / Description: Place the nine cubes in a 3x3 square in such a way that similar symboles cannot "see" each other horizontally, vertically or diagonally. Both side need to be correct.   Packaging: Zip lock bagPreliminary estimate of shipping costs from the Netherlands.   Netherlands: from 0 - 2 kg max. app...

Bach's Box is a beautifully printed and perfectly themed SD puzzle with numerous steps and tools. Luke Waier has been on a roll with fantastic designs and this one truly shows some of the best tricks I've seen him include to date. "Bach's Box is an intricate sequential discovery puzzle made from PLA printed at full density, as well as a number of stainless steel and brass components. Expect discovery, mechanical misdirection, and a special final prize. Goal: Find Bach's Music Box"Shipping ...

This puzzle was inspired by the Tokyo metro and the unique daily scene of commuters being carefully packed into the trains — sometimes even with the help of attendants whose job is to make sure the doors can close. That sense of organized chaos, precision, and calm under pressure became the spirit behind this design. The puzzle begins with a small Sequential Discovery challenge and, once solved, transitions into a Packing puzzle where the goal is to fit 11 little figures inside the train wa...

Jammed Coin is a multi step SD puzzle from Frederic Boucher, crafted beautifully by the Ars Angimae team (some of the same team behind the original CD productions). It is super tricky and the puzzle appears to just keep on going. It was a top10 vote in the 2026 Design Competition and has received much praise.Here is what Allard had to say about it:https://allardspuzzlingtimes.blogspot.com/2026/01/minima-tokyo-aka-jammed-coin.htmlShipping costs to be calculated at auction end

Bill Cutler - Cutler Cube (made by Maurice Vigouroux, mid to late 1990's) Maurice made a small number of these about 20 years ago (reportedly without permission, but that issue is long since resolved). made from pine, possibly Carolina pine.  movement is very smooth. includes Maurice's typewritten instructions and (excellent) assembly sketches (7 pages), plus a pictorial diagram (also 7 pages) of the 69 disassembly steps, which may or may not be from Burrtools.  (n...

Dial Case is a sequential discovery puzzle designed by Juno that typically requires about 15 moves to open the box, depending on your approach. When you solve the puzzle and open the box, you'll find a message indicating what you should do next.Puzzle is on good condition apart from a small indentation on the side of the puzzle. The indentation is visible in the second photo.

The Rialto Bridge is an SD puzzle from Brian young exchanged in the IPP 43 puzzle exchange. It has multiple steps, and discovery, all packed into a small themed package. The solution is both elegant and repetable.Shipping costs to be calculated at auction end

The "BonBon" packing puzzle by Frederic Boucher is just a ton of fun. The set of five tetrominos must be fully inserted in the rectangular box, and there is only one very specific way to do it. The solution requires well over a dozen correct moves, including rotations.The box itself is very unusual, with cutouts in the top and sides. The acrylic top is held in place with a tricky set of shoulders resulting in a great fit which retains a solid exterior presentation.BonBon is constructed with a bu...

Block replay is a tricky packing puzzle designed by GPK (Goh Pit Khiam) and beautifully crafted by Dave Rosetti. The lid is removable and held down by magnets so you can try different configurations and assist in resetting.Shipping costs to be calculated at auction end

Sly Burr was an exchange at IPP42 in Tokyo from Allard Walker. It was a continuation on the original sly burr from Frank Potts. It is tricky and well made by the team at TwoBrassMonkeysShipping costs to be calculated at auction end

Schlüssel (Key) by the mysterious Roger D.The goal is to remove the key from the lock.The lock will be shipped with key outside of the lock, but locking the key is the trivial part.Winning bidder will be invoiced the winning bid amount plus shipping cost, to be calculated after auction ends.

Wasserhahn (Water Tap) by the mysterious Roger D.The goal is to get the ball out of the tap.Winning bidder will be invoiced the winning bid amount plus shipping cost, to be calculated after auction ends.

Hiroshi Iwahara - Super-CUBI [RF-4] (2000) the infamous ternary (or trinary) sequential-panel puzzlebox, designed and made by Hiroshi Iwahara of Karakuri Creation Group. opening sequence requires 324 moves.  and also the closing sequence.  comes with concise instruction/solution sheet. puzzle is in excellent condition, but the outer box has a few marks, and minor damage to one side of the lid [see first and last photos]. movement of the panels is very smooth, which i thi...

This is a big, beautiful, SD puzzle from the "Green-Eyed Lady", Tracy Wood Clemons. It has (one of) her signature "folks-y" charm and makes a fantastic display piece (even if it weren't a puzzle box!). A quaint, handcrafted, hand-painted country cottage on a river with a watermill no less!Your goal is to find the "key to the house". I don't know the exact number but it takes many steps to solve. I am the sole owner and it's been kept in a smoke-free, humidity controlled enviroment and in new con...

Highly praised exchange puzzle from NYD at IPP42. Packing puzzle featuring SD elements and unusual moves for you to discover. See more details at https://www.nothingyetdesigns.com/products/minima-duo. Like new, first owner. Solved a couple of times, carefully reset, and kept in a smoke-free home. Includes original box.Shipping costs to be calculated at auction end

Rotation Matrix is a tricky GPK design requiring you to pack the 7 tetracube pieces into the box. The puzzle was beautifully crafted by Tom Lensch and the quality of the box and pieces makes it a joy to solve.Shipping costs to be calculated at auction end

WatermelonZ is an apparant cube packing puzzle, beautifully printed and themesed after Japanese cube shaped watermelons for the IPP puzzle exchange in Tokyo. The solution is elegant and tricky, and the packaging makes it present very nicely too!Shipping costs to be calculated at auction end

Shaffuru Bokkusu (Shuffle Box) was an exchange puzzle from Tom Zakheym at IPP42 in Tokyo. It is a tricky apparant cube and well made from NothingYetDesignsShipping costs to be calculated at auction end

Bill Cutler - Helix The Burr (made by Eric Fuller, 2015) ya like tough burrs?  well here ya go. sez Eric Fuller: 'Helix the Burr is one of Bill's most interesting designs. Meant to be difficult to take apart, it's VERY VERY true to form. Disassembly is chaotic and unexpected. This is a landmark design in my opinion, and I was thrilled to make it simply because I had always wanted a copy for my collection.' sez Bill Cutler: 'This burr features the most i...