Penny Drop Piggy Bank - Skool EditionThis piece represents an interesting intersection between function, play, and mechanical curiosity. Built from a classic cigar box, the design blends several elements into a single object: a small piggy bank, a simple game, and a hidden locking system. While the puzzle required to open it is not meant to be especially difficult, the charm of the piece lies in its layered purpose. It stands comfortably as an attractive and functional object, while quietly invi...

​The ProvenanceThis is a rare opportunity to own a piece of puzzle history. This specific unit comes directly from the personal collection of the late Bill Darrah, the legendary puzzle designer and craftsman. Bill was a titan in the mechanical puzzle community, and owning a piece from his private archives adds significant "pedigree" and investment value to this item.​The PuzzleExchanged at the 19th International Puzzle Party (IPP19) in London, August 1999, this masterpiece was designed by Bi...

Up for auction is the clever and collectible Cairo Cork Coaster Puzzle, designed by the renowned Dutch puzzle inventor Sjaak Griffioen. This piece was created as an exchange puzzle for the International Puzzle Party (IPP) 28, held in Prague, Czech Republic, in 2008. ​This puzzle utilizes the fascinating geometry of the Cairo Pentagonal Tiling. It consists of 12 unique cork pieces (6 mirror-image pairs).​The Challenge:The objective is to assemble the pieces into a continuous tiling to form a...

​Up for auction is the highly sought-after Bosstonean Cube, an official exchange puzzle from the 26th International Puzzle Party (IPP26) held in Boston in 2006.​Designed by Bill Darrah and Joe Becker, this puzzle is a brilliant homage to Serhiy Grabarchuk’s "Cubical Borromean Rings." While its striking yellow, red, and black "Borromean" pattern is visually stunning, it serves as a clever distraction for the real challenge: Coordinate Motion.​Unlike standard interlocking puzzles, the Boss...

Karakuri Let's do Santa Claus Puzzle Box SS-22 UNOPENED AND UNPLAYED!Shou SugimotoITEMSS-22Created12/2025Size(box body)76 × 76 × 101 mmSize(storage part)29 × 51 × 20 mmMaterialAmerican black cherry, walnut, chanchin, maple, magnolia, wendgeThis work was designed as a Christmas present for 2025.I made this work to make you enjoy pretending to be Santa.Let's deliver presents to those waiting for them on Christmas Eve.Buyer to pay exact shipping charges.  Prefer PayPal F&F.  The puzzle is loc...

Up for auction is a stunning, handcrafted 27-Piece Jigsaw Cube by the renowned American puzzle maker Keith Winegar (Winegar Puzzle Works). This is not your typical 3D puzzle; it is an incredible feat of woodworking and precision. ​The Design: While many cubes use "polycube" pieces (multiple blocks joined together), this design consists of 27 individual cubes, each precisely cut with 3D jigsaw tabs and blanks on every face. ​The Challenge: Every piece must be oriented and interlocked perf...

Selling a rare copy of Camera Conundrum.  Designed and MADE by William Waite.  Pelikan later picked up his design for a couple runs.  From my research, he made a small batch of his puzzle back in 2002; all in different woods.   This is a various wood version that has a great weight to it.  No damage that I can see with all pieces showing great craftsmanship.   I’ve be never seen any of the other originals go up for sale before.  Payment: PP friends and family, is preferred. Have a long ...

Offered is an authentic piece of puzzle history: "Knot Likely," an exchange puzzle from the 23rd International Puzzle Party (IPP 23) held in Chicago. This puzzle was designed by Jim Gooch and expertly crafted by Steve Strickland under his renowned Puzzlecraft brand.​Technical Specifications: ​Designer: Jim Gooch ​Maker: Steve Strickland - Puzzlecraft ​Exchanger: Mike Suchsland ​Classification: INT-CART (Interlocking Cartesian) ​Type: Interlocking Solid ​Materials: High-contra...

Up for auction is the Eight Segment Burr, designed and crafted by renowned Japanese puzzle master Hidekuni Tamura for the IPP 31 (International Puzzle Party) exchange in Berlin, 2011. As MIB as possible. It is in a zip lock baggie but has never been taken out or solved. I didn't, Bill Darrah didn't. I am sure I could never get it back in the bag as clean as this is. ​This is not your average burr. While it appears to be a standard interlocking "knot," it consists of eight unique segments rat...

This is an incredible opportunity for any serious collector. Since I recently acquired the personal collection of the late Bill Darrah, I have been cataloging several duplicates of his most iconic designs.​I sold one of these "Happy" Hooker Cubes just recently, and the interest was overwhelming. If you missed out on that first listing, here is your second (and likely final) chance to own a piece of puzzle history with impeccable provenance.​Up for auction is a rare and highly sought-after ex...

RARE 1999 IPP19 Exchange: "The In-Out Puzzle" – Philippe Dubois (Gift of Dan Feldman)Shipping determined at close of auction.

Designer: Irina NovichkovaCraftsman: Vladimir KrasnoukhovCondition: Excellent / Original Label "2005/5"​Overview:Up for auction is a beautiful example of the Gala Cube, originally presented as an Edward Hordern Exchange puzzle at the 25th International Puzzle Party in Helsinki, 2005. This is a must-have for serious collectors of mechanical puzzles and IPP memorabilia.​The Design:Crafted from high-quality contrasting hardwoods, the Gala Cube consists of 8 unique elements. The goal is to assem...

Offered here is an authentic IPP (International Puzzle Party) exchange puzzle designed by the legendary Jürg von Känel. This 6-piece wooden interlocking burr is a classic example of von Känel’s "non-verbal" design philosophy, featuring the signature grayscale photo instruction sheet provided with original exchange runs.​Unlike traditional solid burrs, this Outline Burr features a unique "stick" geometry where the pieces are constructed from smaller units to form a hollow-centered frame ra...