"Esponja de Binimelis" is a mathematics-themed put-together puzzle, exchanged at IPP 23 in Chicago by Spanish teacher Albert Violant i Holz.  The puzzle consists of twenty wooden cubes with various arrangements of pins and holes which must be put together (by joining pins and holes) to form the first iteration of the Menger sponge, a 3x3x3 cube with the center of each face, and the center of the cube, removed.  However, there is a stipulation that the pins must all wind up on the interior of t...

This is one of two copies of Box of the Celts that was used by the judges for the IPP 2021 Design Competition where it received Honorable Mention (https://johnrausch.com/DesignCompetition/).  It is signed and numbered.   “Unravel the knot to unlock the mysteries of the Box of the Celts!” The Box of the Celts is a complex multi-stage sequential discovery puzzle box with many, many steps, designed with the experienced puzzler in mind – a true “puzzler’s puzzle”.  It is...

Eggplant 1 was designed by Osanori Yamamoto and built by Pelikan.  It is in great condition.  Ships from the USA.  Shipping calculated after sale.

Tulip 1 was designed by Osanori Yamamoto and built by Pelikan.  It is in great condition.  Ships from the USA.  Shipping calculated after sale.

Twelve Ash pieces, three Padauk pieces and one Walnut piece packed inside an acrylic storage box. Also includes paper slip with the number of anti-slide solutions and assembly count for each configuration of pieces. The goal is to create a stable structure inside the acrylic box where each piece cannot move in any direction. Multiple challenges by changing the number of pieces used from 12 through 15 pieces. ************************************************************For multiple items, combine...

Petit Puzzle by Osanori Yamamoto crafted by Tom Lensch in Jatoba and Rosewood. ************************************************************For multiple items, combined shipping is available. Simply message me once you are finished bidding and I will send an invoice.This mechanical puzzle is handcrafted to very precise tolerances and must be kept within the range of 40-60% relative humidity at all times. Failure to do so may cause inoperability or permanent damage.Precision wood puzzles can be ...

Box Rebellion was previously released as an IPP exchange puzzle in 2004 by Walt Hoppe. Similar to the wildly popular 4L design, Box Rebellion is a tricky multiple-step packing puzzle with a single solution. The four identical pieces must be packed into the box but are blocked by an odd-shaped acrylic slider over the top which only allows one side of the box to be accessible at a time. The solution includes multiple rotations.************************************************************For multipl...

PLEASE NOTE: This puzzle is currently available from several worldwide puzzle retail shops. Please bid accordingly. Cube Vinco by Václav Obšivač crafted by Vinco in the Czech Republic. Made from Walnut and Maple hardwoods.************************************************************For multiple items, combined shipping is available. Simply message me once you are finished bidding and I will send an invoice.This mechanical puzzle is handcrafted to very precise tolerances and must be kept wit...

One of Stewart's earlier works, Pyracube is a puzzle I've always wanted in my collection. I figured since I was going to make one, my customers might want one too. So here it is! Stewart has this to say about Pyracube:Pyracube introduces a large family of puzzles made by joining polyhedral blocks together different ways, in this case by using edge beveled cubes (or to put it another way, truncated rhombic dodecahedrons). Strange as it may seem, they pack snugly and neatly into the cubic box with...

For auction is Stickman #17 Try-Knot puzzle box. Designed and built by Robert Yarger. This limited edition box is #24/55. 

Magician Wally Lee (Wallace J. Lee) attended several International Puzzle Parties, and was an aficionado on disentanglement puzzles.  He worked professionally under the company name "Magic Box."  "Eye of the Needle" was Wally's exchange puzzle at IPP20 held in Los Angeles in 2020.  The object of the puzzle, of course, is to remove the ring.The puzzle is in it's original zip-lock plastic bag as presented at IPP20.  Although it was not presented with instructions (It is obviously a disentangle...

Pack 3 by Osanori Yamamoto crafted by Tom Lensch in Walnut and Yellowheart.************************************************************For multiple items, combined shipping is available. Simply message me once you are finished bidding and I will send an invoice.This mechanical puzzle is handcrafted to very precise tolerances and must be kept within the range of 40-60% relative humidity at all times. Failure to do so may cause inoperability or permanent damage.Precision wood puzzles can be damag...

Identical Twins by Osanori Yamamoto crafted by Tom Lensch in Walnut and Yellowheart.************************************************************For multiple items, combined shipping is available. Simply message me once you are finished bidding and I will send an invoice.This mechanical puzzle is handcrafted to very precise tolerances and must be kept within the range of 40-60% relative humidity at all times. Failure to do so may cause inoperability or permanent damage.Precision wood puzzles can...

Petit Ring by Osanori Yamamoto crafted by Tom Lensch in Walnut and Yellowheart. ************************************************************For multiple items, combined shipping is available. Simply message me once you are finished bidding and I will send an invoice.This mechanical puzzle is handcrafted to very precise tolerances and must be kept within the range of 40-60% relative humidity at all times. Failure to do so may cause inoperability or permanent damage.Precision wood puzzles can be...

Hello,i want to sell the puzzle Flange 99A which was designed and crafted by Tom Jolly. Shipping can be combined if you are winning more than one of my auctions. The shipping costs will be calculated after the auction. The buyer has to pay the shipping costs but of course no PayPal fees. :)Please contact me if you have any questions about shipping.

Hello,i want to sell this old and beautiful puzzle "4 Pieces in a Frame" which was designed by Osanori Yamamoto and crafted by Pelikan Workshop in 2009!Shipping can be combined if you are winning more than one of my auctions. The shipping costs will be calculated after the auction. The buyer has to pay the shipping costs but of course no PayPal fees. :)Please contact me if you have any questions about shipping.

Hello,i want to sell the puzzle The Nightmare which was designed and crafted by Siebenstein.The goal of that puzzle is to get all the pieces in the right order from 1 to 6. 1-3 in the upper part and 4-6 in the lower part.The starting position is like this:2-3-16-5-4Shipping can be combined if you are winning more than one of my auctions. The shipping costs will be calculated after the auction. The buyer has to pay the shipping costs but of course no PayPal fees. :)Please contact me if you hav...

Hello,i want to sell this oldshool TIC designed and crafted by Tom Jolly. Threaded Cube is one of the old TICs without beveled edges and it's still super functional and the fit is perfect. There are quite a few moves and a lot of rotations to get the pieces apart. A fantastic and quite old puzzle. A nice addition for all TIC lovers! :)Shipping can be combined if you are winning more than one of my auctions. The shipping costs will be calculated after the auction. The buyer has to pay the shippi...

Bison by Pelikan and Jack KrijnenAn amazing design meets typical Pelikan craftsmanship Shipping from UK will be calculated after auction ends 

Hello,i want to sell this 2D packer designed in 2007 and crafted by William Waite.The goal of the puzzle is to pack all the pieces into the tray.One solution inside the tray. Many solutions outside the tray: Arrange any number of balloons so that there are no concave outer edges.Shipping can be combined if you are winning more than one of my auctions. The shipping costs will be calculated after the auction. The buyer has to pay the shipping costs but of course no PayPal fees. :)Please contact m...