While this is called an "Impossible Puzzle," it is in fact a puzzle and not an impossible object.  The goal is to take the puzzle apart and free the golden ring.The puzzle is located in the United States, but I will ship worldwide.Customs forms for international shipments will reflect actual payments.Payments can be made through PayPal (Friends & Family preferred).Buyer to pay shipping calculated after auctionBuyer may choose supplemental insurance at their expense.Please wait for the update...

NOTE: While generally this puzzle is in very good condition, the opening mechanism is sticky.  I (a non-woodworker) believe this could be solved with a bit of sanding.  I can't say more without spoiling how it works.Per the Karakuri website:bookTatsuo MiyamotoITEMMY-26Created11/2015Size(box body)120×104×45mmSize(storage part)*****Materialwalnut, padoauk, cheese wood, kobushi magnolia,FacebookTwitter共有This work was designed as a Christmas present for 2015.I made a book-shaped card case th...

Lock'd In by GraveRavenThis aluminium puzzle lock is very different from other puzzle locks. It has no key and no keyhole.Feel, listen, twist, turn, smell if you want to, in order to open it and admire the smart mechanism and engineering on the inside.Then find out how to close it again...Lock'd In is no longer for sale from the maker (graveraven.com)This copy has very light scratches from normal handling, it comes in its original Graveraven packaging, seen in the 3rd picture.- - - - - - - - - -...

Kong puzzle by the two brass monkeys.This is a big burr puzzle!Thirteen notched bars slide and interlock to create a pleasing four pound mass of interwoven solid brass.The puzzle comes disassembled in an aluminium presentation case.The whole package weighs over 2 kg hence shipping cost is relatively high.This copy was bought via kickstarter, the puzzle is no longer being produced.- - - - - - - - - - Please note:I am currently auctioning 30 (mostly) metal puzzles on behalf of a puzzling friend w...

Hex Trios, by Eric Fuller & Matt Dawson.Matt Dawsons "Ambidextrous HexDuos" IPP exchange puzzle in 2010 involved two boxes that interact with each other during the solve.Inspired by HexDuos, Eric designed these HexTrios boxes to be stronger, more production-friendly, and more difficult. Much more difficult!The resulting HexTrios are identical in dimension, but each has a different mechanism. Wood types used: Maple, Purpleheart, Yellowheart, Goncalo AlvesSize of each box: 2 x 2 x 2 inches.Th...

Free the wooden ring from the puzzle. A mildly spoiler-ish review of the puzzle can be seen here: https://mypuzzlecollection.blogspot.com/2013/07/schloss.html.The puzzle is located in the United States, but I will ship worldwide.Customs forms for international shipments will reflect actual payments.Payments can be made through PayPal (Friends & Family preferred).Buyer to pay shipping calculated after auctionBuyer may choose supplemental insurance at their expense.Please wait for the updated ...

The Mecanigma Steampunk Puzzle Box by NKDThe Mécanigma Steampunk Puzzle Box is a complex and beautiful 15 move puzzle box with gears and articulated mechanisms.Don't be fooled by the move count, you will have to search and investigate to find them one by one, and you will likely make many more moves before opening the box!It is made up of 541 pieces, most of which are laser-cut poplar plywood.Some are 3D printed PLA, and then there are some screws and other metal bits.This large puzzle box me...

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...

NOTE: I have solved and reset this puzzle several times recently.  The mechanism is sticky and does not fully operate as I would expect.  Perhaps some of the issues can be fixed with a bit of sanding?  Still, it's a beautiful piece of woodworking in otherwise good condition.Per the Karakuri website:Mail BoxKyoko HoshinoITEMHS-13Created11/2014Size(box body)60×100×81 ㎜Size(storage part)*****Materialoak, katsuraFacebookTwitter共有This work was designed as a Christmas present for 2014. It i...