Measuring 175mm x 175mm x 175mm this large cube weighs 2.2kg and is finished in beech.I designed and made this box while caretaking a yacht in Tarragona, Spain.It was designed around the use of a one Euro coin which the solver needs to supply. (An American or Canadian quarter also works, potentially making it a cheaper solve for anyone state side). A British one pound coin is close to working. If a British person wins the auction, I’ll make a tiny adjustment if wanted.The box has a playful nat...

ThinkFun says:  "People will fall in love with Gordian’s Knot, a take-apart brainteaser for die-hard puzzle enthusiasts. Players will marvel at their brilliance by unraveling the mystery of Gordian’s Knot. It takes 69 different moves to dismantle the puzzle."The manual is available online here: https://www.manua.ls/thinkfun/gordians-knot/manualThe puzzle is located in the United States, but I will ship worldwide.Customs forms for international shipments will reflect actual payments.Payme...

Alfons Eyckmans96 mm x 96 mm x 96 mmMaterial: Purpleheart, Maple, Am. Walnut Shipping to be paid by Buyer.Please contact if you require further information.

Titan by Felix Ure.The aim is to open the sphere completely. That is easier said than done!Felix describes this puzzle as a simple-looking, yet highly challenging take-apart puzzle with a difficulty rating of 9 out of 10.Solving it does not require external tools or significant force.Weight: 515 g.diameter: 50 mm.This copy is in perfect condition, it was polished to make is shiny again. It comes in its original black pouch and black packaging box with instruction card.- - - - - - - - - - Please...

Hip Flask by Felix Ure.The aim is to remove the lid from the flask.Felix describes this puzzle as a fiendishly challenging, multi-stage, sequential discovery puzzle.​Solving it does not require external tools, excessive shaking, significant force, banging, or forceful twisting.Weight: 750 g.height: 72 mm.This copy is in perfect condition, it has no scratches. It comes in its original red pouch and black packaging box with instruction card.- - - - - - - - - - Please note:I am currently auctio...

T12 is one of the many impressive and difficult lock puzzles by Rainer Popp.It was released in 2020Dimensions: 7 x 10 x 3.8 cmMaterial: Brass/Stainless SteelWeight: 2000 gT12 has 10 steps to open, according to the manual.This copy is from the 1st owner, he polished it very well some time ago, it developed limited patina since then.It comes in its original packaging, with the original manual/solution in its original envelope.- - - - - - - - - - Please note:I am currently auctioning 30 (mostly) m...

T13 is one of the many impressive and difficult lock puzzles by Rainer Popp.It was released in 2021Dimensions: 14 x 9 x 4 cmMaterial: Brass/Stainless SteelWeight: 2000 gT13 has 13 steps to open, according to the manual.This copy is from the 1st owner, he polished it very well some time ago, it developed limited patina since then.It comes in its original packaging, with the original manual/solution in its original envelope.- - - - - - - - - - Please note:I am currently auctioning 30 (mostly) met...

Jewel Thief by Jon Keegan.Jewels, the world-famous jewel thief, has finally been caught by the local constable. She is hoping to find a partner in crime who can help her escape. For your efforts, she will allow you to try and retrieve her jewel from her jewel vault. If you are successful, you can keep this prized gem!Objectives: 1) Use the BRASS KNOB and QUADRANT LEGEND to ENUMERATE the combination.2) Free Jewels the jewel thief.3) Retrieve prized jewel from jewel vault.Materials: Aluminum, B...

Bananas by Jon Keegan.Bananas is quite the curious creature, always creating havoc and meddling in things he shouldn’t. Over the years he has become very crafty in his midnight escapes. Keegan’s Wildlife Park has created a super kennel for Bananas hoping to keep him contained during the late night hours. Banana’s gets quite lonely during these long nights and would love some adventure. If you can free Bananas and bribe him with a late night snack you just might become his new best friend. ...

First Cylinder by Wil Strijbos.The goal of this puzzle is to open the cylinder. To achieve that you will need to discover and manipulate its internal parts.Dimensions: 4 cm diameter, 5 cm high.This copy has some surface scratches from normal usage. The opening mechanism works perfectly.- - - - - - - - - - Please note:I am currently auctioning 30 (mostly) metal puzzles on behalf of a puzzling friend who no longer collects puzzles.The puzzle(s) will be sent from the Netherlands (Eindhoven), or de...

Sveta Cross by Wil Strijbos.The goal is to take apart and reassemble the parts of the cross. This puzzle has four transparent "windows" which allow you to see very small ball bearings that are a part of its inner mechanism. It is designed to be less difficult than the First Cross puzzle.  A wooden display stand (plate) is also included.This copy has been solved a lot and has significant surface scratches on top and bottom surface that show its usage. These do not affect the puzzling mechanism...

First Cross by Wil Strijbos.This aluminum cross is the first puzzle that Dutch designer Wil Strijbos created in the 1980's.  It's design is still as unique and captivating as when he first created it decades ago. It is difficult to take apart and to put together again.Dimensions; 60 x 60 x 35 mm.This copy comes from the 1st owner. It has been solved a lot and has surface scratches that show its usage. These do not affect the puzzling mechanism.- - - - - - - - - - Please note:I am currently a...

Lotus Flower by Wil Strijbos.Inspired by the Yen puzzle that Wil Strijbos created decades ago, the Lotus Flower puzzle has an aluminium disc that needs to be freed from the nail keeping it in place. That seemingly impossible task is only the start of the solving adventure though... You are not finished solving this puzzle until you know why this puzzle is named after the Lotus flower.Dimensions; 110 x 55 x 20 mm.This copy comes from the 1st owner. It is in perfect condition, it has no scratches...