Another excellent Osanori apparent cube, produced by the man himself with original packaging.I accept PayPal and Zelle. Buyer can expect to pay approximately $15 shipping domestic within the US and approximately $35 internationally, to be calculated after auction closes. Happy to combine shipping on multiple items.

Packed in Tokyo by Toyo Glass. Great condition!Please reach out if you have any questions. Shipping to be calculated after end of auction. 

An excellent Osanori apparent cube packer, crafted in a larger-than-typical size by Tom Lensch.I accept PayPal and Zelle. Buyer can expect to pay approximately $15 shipping domestic within the US and approximately $35 internationally, to be calculated after auction closes. Happy to combine shipping on multiple items.

Toy Boxby Osanori Yamamotocondition: as new, comes with original boxdescription: A fun design with moderate difficulty. Interestingly, the small window on one side wasn’t necessary in the solution I found.

Triorchidismdesigned by William Jacrafted by Eric Fullerproduction year: 2022materials: Bubinga, Walnut, glasscondition: as new, in original packagingdescription: The goal of the puzzle is to remove the marbles from the box by manipulating internal pieces through limited openings. Based on an upgraded mechanism from Box With Two Balls, it features more pieces, more moves, a larger box, and three marbles instead of two. The pieces form a dynamic internal maze that requires at least 32 moves and c...

Burrloondesigned by Goh Pit Khiamcrafted by Jerry McFarland, John Devostmaterials: Mahoganycondition: great, beautifully aged wood, no issuesdescription: An 18-piece interlocking burr crafted in Mahogany, Burrloon was the most difficult notchable burr puzzle of its time, requiring 33.7 moves to remove the first piece. It's a rare puzzle, only 8 copies were produced in 2008 as a joint project by Jerry McFarland and John Devost.

BOLT the Bot is here. Can you figure out what’s going on inside his head and find your number? This is an SD/Take Apart puzzle.Buyer to pay shipping costs calculated after auction.Please wait for a message indicating that shipping has been added to your invoice - that message will also include payment options (Paypal, Zelle, Venmo, Bitcoin, Carrier Pidgeon)

Big, impressive, classic puzzle from Kamei!Karakuri product description:I made barrel (P-8) in 1983 and barrel II (P-8-2) in 2016. This timeI went back to the beginning, I used exactly the same mechanism asbarrel (P-8). But I used the same cherry tree as wood barrel II(P-8-2) in 2016.Condition: There is some very minor fading on the bottom where Kamei's hanko (signature stamp) is located, as shown in the photo.  It looks like the puzzle was on display at some point with a sticker over that spot...

This is a unique colorway version of my SD puzzle "Ternion Box"Goal is to remove the coin.Buyer to pay shipping calculated at end of auction.

"Locked Lock" started with a simple idea concept of "Hmm... what if you had to open a lock, but it was locked shut by another smaller lock?" With this concept as the foundation, I got to work incorporating some mechanisms I had been working on for awhile. Slowly it all came together, resulting in a very challenging sequential discovery puzzle.Everyone counts steps differently so it's difficult to know the exact number, but I counted around 30 steps to reach the goal. This puzzle is very chall...

BOLT the Bot is here. Can you figure out what’s going on inside his head and find your number? This is an SD/Take Apart puzzle.Buyer to pay shipping costs calculated after auction.Please wait for a message indicating that shipping has been added to your invoice - that message will also include payment options (Paypal, Zelle, Venmo, Bitcoin, Carrier Pidgeon)

Australia Puzzle from Yumeya (Japan)Nicely made, good sized (7.5" x 7.5") Australia wildlife jigsaw puzzle with wood pieces representing Australian wildlife.  Puzzle is about 0.6" thick. Names of animals are included on a solution sheet.  I started collecting some of these "world map" jigsaws after reading Rox's blog: https://ipp30.blogspot.com/2020/09/theres-another-world-out-there.htmlAssembling these puzzles turns out to be quite fun.  And they display nicely.  This puzzle comes with a w...

Dissection: Plane & Fancy, authored by Greg N. FredericksonNice read/analysis of cutting shapes into smaller shapes and rearranging them into yet other shapes.  Paperback book in good condition.  Pretty good sized (9" x 7") for reading and of course, lots of figures.-----Buyer is responsible for shipping.  Please contact me if you need an estimate for international shipping.  If you wish to estimate shipping costs yourself, most of my listed puzzles should weigh less than 16 ounces (450 gra...

Africa Puzzle from Yumeya (Japan)Nicely made, good sized (7" x 7") Africa wildlife jigsaw puzzle with wood pieces representing African wildlife.  Puzzle is about 0.6" thick. Names of animals are on the back of each piece and on the solution sheet.  I started collecting some of these "world map" jigsaws after reading Rox's blog: https://ipp30.blogspot.com/2020/09/theres-another-world-out-there.htmlAssembling these puzzles turns out to be quite fun.  And they display nicely.  This puzzle come...

Six Blocks Away puzzle designed by Goh Pit Khiam, produced by Tom LenschSix Blocks Away is a 2023 Design Competition entry.  The goal is to pack the 6 pieces into the box.  It is beautifully crafted by Lensch.  I solved this quickly at first and didn't think much of it.  But upon trying to solve it again a few months later, it took me many hours and earned new appreciation.  A fantastic design from Khiam.-----Buyer is responsible for shipping.  Please contact me if you need an estimate f...

Hexagonal Jam and Triangular Jam puzzles designed by Iwahiro, produced by Yanoman (Chronos)Two great sliding piece puzzle designs from Iwahiro.  Triangular jam was a 2004 Design Competition entry.  These are in great condition in their original wrapping.-----Buyer is responsible for shipping.  Please contact me if you need an estimate for international shipping.  If you wish to estimate shipping costs yourself, most of my listed puzzles should weigh less than 16 ounces (450 grams).  Typica...

Rizal designed by Rex Rossano PerezGoal is to free the coin.-----Buyer is responsible for shipping.  Please contact me if you need an estimate for international shipping.  If you wish to estimate shipping costs yourself, most of my listed puzzles should weigh less than 16 ounces (450 grams).  Typically, first-class international is under $22 for up to 8 ounces, and $28-34 for up to 16 ounces.  I will combine multiple items for more cost-effective shipping.  I've listed a variety of puzzles...

Sliding Piece Puzzles, by Edward HordernBook information copied from Amazon: "Puzzle specialist and collector Edward Hordern has selected 270 of the best puzzles from his collection of over 8,000 and systematically presents them in this book with full solutions. Interlocking solid puzzles, secret-opening puzzles, and maze and route puzzles are all part of a wide array of puzzle "art" that will mystify, intrigue, and entertain. Each puzzle is rated for difficulty and no mathematical knowledge is ...

A Museum of FunThis softcover book (in Japanese) seems to be a catalog of puzzles or puzzle-themed art.  It includes an appendix with a set of DIY puzzles or illusions.  I do not know if the appendix is complete.  They're all shown in the photo except for a mirror/reflective sheet that doesn't photograph well.The book shows some discoloration consistent with age.  The pages are clean and in good condition.  The binding is still ok although there is a loose signature consisting of a few shee...

Crazy Puzzle Box by JCC. Complicated n-ary mechanism with 3 rows of 4 gears. Shipping TBC after auction ends.