Up for auction is take apart / put together challenge from Lahav Svorai called OPUS 3.  This puzzle was presented in very limited quantities (less than 30 if my mind serves me right) by Gregory Gelfenbuym aka the PUzzle Wanderer years ago. Good luck to find the secret taking it apart and put it back together. The brain teaser is coming with a stand which needs to be assembled as well as an additional challenge. The item is in great condition.After the auction ends I will pro-actively contact t...

Up for auction is one of Koichi Miura's masterpieces, the DICTIONARY CASE packing puzzle. Your goal is to pack all 5 pieces  into the rectangular case. Sounds easy? Not that easy - promised! The item is in great condition.After the auction ends I will pro-actively contact the buyer and provide shipping options via Deutsche Post / DHL or Hermes. After the preferred way of shipping is clear, I will provide final payment amount.Payment Options:Generally I prefer cash or SEPA payments but many buy...

Up for auction is one of Yuu Asaka's masterpieces, the OLEO 10 packing puzzle. Your goal is to pack all 10 pieces flat into the frame without overlapping. Sounds easy? Not that easy - promised! The item is in great condition.After the auction ends I will pro-actively contact the buyer and provide shipping options via Deutsche Post / DHL or Hermes. After the preferred way of shipping is clear, I will provide final payment amount.Payment Options:Generally I prefer cash or SEPA payments but many b...

Up for auction is one my leftovers from the IPP Puzzle Exchange 2025 in Tokyo. It is a disentanglement puzzle called KOINOBORI CHALLENGE designed and manufactured by Aaron Wang exclusively for the mentioned annual event. As it was an exchange puzzle, it is not the typical highly difficult brain teaser but manageable for the seasoned puzzler. The item is in new condition.After the auction ends I will pro-actively contact the buyer and provide shipping options via Deutsche Post / DHL or Hermes. A...

Up for auction is a lock puzzle designed and manufactured by the famous Boaz Feldman from Israel. Self-speaking the goal it to open the shackle of the brain teaser called B-LOCK. It is a sowhat devilish task! The item is in great condition.After the auction ends I will pro-actively contact the buyer and provide shipping options via Deutsche Post / DHL or Hermes. After the preferred way of shipping is clear, I will provide final payment amount.Payment Options:Generally I prefer cash or SEPA paym...

Up for auction is an IPP Design Competition entry puzzle called THE HOKEY COKEY LOCK PUZZLE designed and manufactured by the Two Brass Monkeys Ali Morris and Steve Nicholls. Self-speaking the goal it to open the shackle of the brain teaser which has a unique trick to discover for such kind of brain teaser! The item is in great condition.After the auction ends I will pro-actively contact the buyer and provide shipping options via Deutsche Post / DHL or Hermes. After the preferred way of shipping...

Up for auction is an IPP Design Competition puzzle from Tokyo 2025 called CABRIO designed by Dr. Volker Latussek and manufactured by the wood experts from the Czech Republic, the New Pelikan Workshop. Your goal is to pack all pieces in the given box, which has a removable lid. But how is this possible? Looks Easy? It is not and another brilliant episode from the German designer. The item is in great condition.After the auction ends I will pro-actively contact the buyer and provide shipping opti...

Kumikisaurusby JUNOcondition: as newmaterials: Silver Ashdescription: a 9-piece dinosaur-shaped interlocking burr with several hidden moves towards unlocking the first piece. Once you’ve learned the sequence, the rebuild feels surprisingly logical, like snapping a small mechanical skeleton back into place.product page: https://shop.pluredro.com/collections/archive/products/kumikisaurusThe item will be shipped from Budapest, Hungary. Shipping costs will be calculated after bidding has ended. Mu...

Partially Crooked 6 Board Burrby JUNOcondition: as newmaterials: Fijian Mahogany and New Guinea Walnutdescription: a 6-piece board burr with 3 crooked pieces creating offset channels and a more distinctive pathing than a typical board burr grid. The solution sequence with the crooked pieces has a hidden maze feeling. While easier to disassemble, it is quite difficult to put together without any help.product page: https://shop.pluredro.com/collections/archive/products/partially-crooked-6-board-bu...

Not Another Lock Puzzledesigned by Tim Alkemacrafted by Eric Fullercondition: as newproduct page: https://cubicdissection.com/products/not-another-lock-puzzle-interlocking-puzzleThe item will be shipped from Budapest, Hungary. Shipping costs will be calculated after bidding has ended. Multiple items may be combined for shipping upon request. Accepted payment methods are (in order of preference): PayPal F+F, or direct bank transfer.

Twelve Straight/Twisted (Paduak)designed by Yukio Hirosecrafted by Eric Fullercondition: as newproduct page: https://cubicdissection.com/products/twelve-straight-twisted-interlocking-puzzleThe item will be shipped from Budapest, Hungary. Shipping costs will be calculated after bidding has ended. Multiple items may be combined for shipping upon request. Accepted payment methods are (in order of preference): PayPal F+F, or direct bank transfer.

2-in-1 (2013 edition)designed by Oskar van Deventercrafted by Eric Fullercondition: as new, 12 nicely aged exotic woodsproduct page: https://cubicdissection.com/products/2-in-2The item will be shipped from Budapest, Hungary. Shipping costs will be calculated after bidding has ended. Multiple items may be combined for shipping upon request. Accepted payment methods are (in order of preference): PayPal F+F, or direct bank transfer.

Tabula Cubedesigned by Yavuz Demirhancrafted by Eric Fullercondition: as new, nicely aged exotic woods (Iroko, Wenge)product page: https://cubicdissection.com/products/tabula-cubeThe item will be shipped from Budapest, Hungary. Shipping costs will be calculated after bidding has ended. Multiple items may be combined for shipping upon request. Accepted payment methods are (in order of preference): PayPal F+F, or direct bank transfer.

Cold Fusiondesigned by Logan Kleinwakscrafted by Eric Fullermaterials: Walnut, Maple, Cherrycondition: as newproduct page: https://cubicdissection.com/products/cold-fusionThe item will be shipped from Budapest, Hungary. Shipping costs will be calculated after bidding has ended. Multiple items may be combined for shipping upon request. Accepted payment methods are (in order of preference): PayPal F+F, or direct bank transfer.

5 Key Iron Puzzle Lockcondition: as newweight: 0.6 kgdescription: A handcrafted Indian padlock with five keys, an antique finish, and brass, iron, and copper inserts. Impressive in design, and a fun solve.The item will be shipped from Budapest, Hungary. Shipping costs will be calculated after bidding has ended. Multiple items may be combined for shipping upon request. Accepted payment methods are (in order of preference): Wise, PayPal F+F, or direct bank transfer.

Spiraldesigned by Alfons Eyckmanscrafted by Eric Fuller condition: as new, nicely aged woodsproduct page: https://cubicdissection.com/products/spiralThe item will be shipped from Budapest, Hungary. Shipping costs will be calculated after bidding has ended. Multiple items may be combined for shipping upon request. Accepted payment methods are (in order of preference): PayPal F+F, or direct bank transfer.

Stepsdesigned by Alfons Eyckmanscrafted by Eric Fuller condition: as new, nicely aged woodsproduct page: https://cubicdissection.com/products/stepsThe item will be shipped from Budapest, Hungary. Shipping costs will be calculated after bidding has ended. Multiple items may be combined for shipping upon request. Accepted payment methods are (in order of preference): PayPal F+F, or direct bank transfer.

Chen's 6 Board Burrdesigned by Chi-Ren Chencrafted by Eric Fullercondition: as new, sharp edgesproduct page: https://cubicdissection.com/products/chens-6-board-burrThe item will be shipped from Budapest, Hungary. Shipping costs will be calculated after bidding has ended. Multiple items may be combined for shipping upon request. Accepted payment methods are (in order of preference): PayPal F+F, or direct bank transfer.