A: “Psycho Coin Box III”B: “The Diabolical Psycho Coin Box” These 2 puzzles are Exchange Puzzles by Rik van Grol for the IPP 14 held in Seattle, USA, August 1994 and  IPP 21 held in Tokyo, Japan, August 2001 Goal: free the coin without using force or tools  Packaging: Zip lock bagPreliminary estimate of shipping costs from the Netherlands.   Netherlands: from 0 - 10 kg approx $ 12.00   Europe 1: from 0 - 2 kg approx $ 21.00 to Belgium...

“Twisted’s Sister”   This puzzle is a exchange puzzle by Brian Young for the International Puzzle Party 24 held in Tokyo, Japan 2004   Objective / Description The puzzle is to separate the two nails and re-assemble the same way.   Puzzle History The concept was found by accident during the manufacture of Mr. Puzzle Australia’s TWISTED puzzle (aka The Glass Nails). I have known about the puzzle a number of years but only in the last year have I worked ...

the latest SD offering from Brian Young. nice puzzle that displays well. good ammount of puzzling contained in this one.Shipping Cost  Will be worked out once the Auction has ended.I will combine shipping on multiple items if reqired.

Arrange the eight squashed pentominoes in the tray.

A beautiful little puzzle by Ishino Keiichiro made by Maurice Vigouroux from various woods.  4.12 indicates the number of moves to free the first two pieces.

Spy is an Interlocking Puzzle with a secret. Four Purpleheart and Yellowheart pieces packed into a Figured Maple container...simple, right? Perhaps a closer look is in order. With a level 24.2.2.2.4 solution, Spy is definitely hiding something! Even disassembly is a difficult task. With sturdy shouldered box construction and burr pieces milled from solid exotic wood, Spy looks great when disassembled and even better when solved. Tolerances allow for smooth movement while ensuring a stable final ...

Spy is an Interlocking Puzzle with a secret. Four Purpleheart and Yellowheart pieces packed into a Figured Maple container...simple, right? Perhaps a closer look is in order. With a level 24.2.2.2.4 solution, Spy is definitely hiding something! Even disassembly is a difficult task. With sturdy shouldered box construction and burr pieces milled from solid exotic wood, Spy looks great when disassembled and even better when solved. Tolerances allow for smooth movement while ensuring a stable final ...

The Grooved Three Piece Burr by Kouki Kusumi won an honorable mention in the 2020 IPP Design Competition. This fascinating assembly has three identical pieces yet only one solution. Despite their similarity, the pieces interact uniquely to assemble into the traditional board burr shape. With a level 8.2 solution, this puzzle is approachable yet fun for all experience levels.This is the second of two oddball copies of Grooved Three Piece Board Burr that we will offer. ***************************...

6T by Ken Irvine. Pack the pieces into the box. The puzzle is a lot of fun and the print quality is excellent. A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% with the average b...

Another great puzzle from Andrew Crowell Burr Bot. Solved once. Print quility is excellent. A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% with the average being approximately ...

Ice Box by Coremods. This is a really fun SD puzzle. The print quality is excellent. Not overly difficult but tons of fun with unique mechanisms. A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles ar...

Created by Stephan Baumegger as an exchange puzzle for the IPP37 in Paris 2017.  Not as demanding as his designs often are this is a delight.

 AKA RHOMBIC DODECAHEDRON OF THE 2ND KINDTHIS IS THE BEGINING PUZZLE IF YOU WANT TO COLLECT THE GOLDEN RHOMBIC POLYHEDRASTHE BILINSKI 12 FACES, THE ICOSAHEDRON 20F, THE TRIACONTAHEDRON 30F AND THE HEXECONTAHEDRON 60 FTHIS WAS  MY EXCHANGE PUZZLE A FEW YEARS AGO VARIOUS EXOTIC WOODS USEDI WILL COMBINE POSTAGE WITH OTHER PURCHASES

Ornery packing puzzle.Fit these pieces into the other side with the restriction.

Originally the IPP29 Exchange Puzzle from John Devost this is a copy from 2022 made by John Devost himself. Works perfectly and is quite a tricky puzzle.Mixed exotic woods.Combined Postage available. 

This piece looks fantastic with two stainless steel cut snails and a beautiful marble in the middle to hold it together. It displays great and is fun to solve!

Hip-Flask is Felix Ure's widely anticipated second design, following his very successful Titan take-apart puzzle. Described as a fiendishly challenging, multi-stage, sequential discovery puzzle, the goal is to remove the lid from the flask.Machined from solid brass, Hip-Flask measures 72mm in height and weighs 750g or approximately 1.5 lbs. The brass is left unfinished, leaving it to slowly patinate and darken with use. Difficulty: 7/10

Can you navigate 2 sliders through a pair of criss-crossing mazes? This is the challenge of CrossRoad!Slide the mazes left and right, navigating the sliders through both mazes until you extract the mazes from the case. Congratulations, you have solved the first puzzle! Now you only have 61 more puzzles to go!CrossRoad includes the maze case, 2 removable sliders, and 7 interchangable maze plates. The different combinations of maze plates combine to create 62 puzzles with a wide range of 7 to 67 m...

The Channel Swimming puzzlenis a slide puzzle has a swimming in a Channel  connected thorough the wall to the "support boat" via a magnet.Guide the swimming from one end if the Channel tot the other. There are 6 channels that range from relatively hard to extreme. Move counts included.A great IPP34 Exchange puzzle from Dirk Weber, all documentation included.

Geneva is the first new puzzle by William Hu in quite some time. Named after the clockwork mechanism that it's partially inspired by, the level 9.3.4 solution includes some very unique rotations and coordinate motions. During assembly, there's a fair amount of freedom, with a lot of dead ends to run into and circles to run around in. Geneva is a nice addition to any TIC collection.64 total copies made for sale, each signed and dated. 54 copies in Curly Ash, 10 copies in Curly Figured Ash were ma...