Aliën 46 is a wonderful and surprising design by Alfons Eykmans.It takes 46 moves to remove the first piece and a whole lot more to fully disassemble.18 pieces in total...so where's the last 6...A daunting puzzle as usual expertly crafted in several hardwoods by the master himself.I'm selling a bunch of puzzles to make sure they get more playtime and to raise money to collect more solving experiences.Ships worldwide from The Netherlands.Shipping is calculated after the auction, estimates:Nether...

12 Bastards 2 is a wonderful and surprising design by Alfons Eykmans.It takes 35 moves to remove the first piece and a lot more to fully disassemble.12 and another 3 pieces in total...so get cracking!A daunting puzzle as usual expertly crafted in several hardwoods by the master himself.I'm selling a bunch of puzzles to make sure they get more playtime and to raise money to collect more solving experiences.Ships worldwide from The Netherlands.Shipping is calculated after the auction, estimates:Ne...

Roxanne & George is definitely a lovers puzzle, so any guesses to what's going on inside might be right. Find the two lovers and separate to bring them back together once more.A total of 14 pieces and 11 moves for the first to come out and 16 moves for the second piece. After that and then even more!A daunting puzzle as usual expertly crafted in various hard woods by the master himself.(BT file per request available after purchase)I'm selling a bunch of puzzles to make sure they get more playtim...

Padlock Burr  Burr PuzzleDesigned by Tim Alkema Produced by Eric FullerReleased: 43 copies 4.21.2016Woods: Sappy Cherry and MarblewoodMoves: 34 (24.2.8)I am not the first owner of this puzzle. I actually won it here on the marketplace a few years back. It’s a pretty sick puzzle. I solved it a couple times. And then it’s been kept stored away. This is a classic Tim Alkema puzzle produced by the late great Eric Fuller. Someone else deserves to have this puzzle now. (Side note, I have ...

Six DoorsInterlocking Burr PuzzleDesigned by Yavuz DemirhanProduced by @CubicdissectionWoods: Ash & PaduakReleased: 60 Copies Moves: 19 (12.4.1.2)Msrp 75.00$The puzzle is in pristine condition. I solved it a couple times. Then it’s been stored away. (Side note, I have been 3-D printing puzzles for 7 years. And I have way too many. Mostly burr puzzles. Interlocking puzzles. And Packing puzzles. 2D&3D. So If you want some, just let me know. I would like to give away as many as I can. Just l...

Crafted by Haba this MINT condition mechanical shunt problem comes with original box, instructions and solution.

Nee Shan Dee by Yavuz This is the closest thing to a brand new puzzle. I solved it one time then I put it in a box, and put it away. And I need to make room for new puzzles.MSRP was 115$Here’s what’s listed by Yavuz“Description: Consists out of two half cube frames and 6 Board Pieces. Level is 15.6.4.2 The name is inspired by my Xolo dog Nixhandi which is Zapotec and means the truthMaterial: Wenge, Oak, Paduk & ? (i really forgot the name, just a shame)Size: 9cmx9cmx9cm“ “””(S...

Crooked Burr by JunoThe puzzle is in near perfect condition. I’ve solved it a couple times. Then I kept it stored away. Here is what he said about it on the website.“”Crooked 6 Piece Burr (Original Version)Juno designed this puzzle 30 years ago but he never opened the original design to the public. It only appeared on a Japanese puzzle journal. He also put the design of its coordinated motion version on his old web page. The latter design was produced in a very small quantity by a hand...

Line Up Unpacking/Packing interlocking puzzles.Designed by Alexander Magyarics. Produced by WoodWonders. I solve the puzzle a few times. Then I 3-D printed and made my own version. I’m ready to move on.The puzzle is in awesome shape and I’ve kept it stored away for a couple years now. Here’s what’s listed on the site“””One cool thing about moving is that I found a box with lots of pieces in it. I was able to put together several copies of this puzzle and only had to make a few p...

35mm is inspired by an older camera. There are about 10 steps to get to your goal and find the photograph. The theme, prize and build are wonderful.

Pack the Orange by Toyo Glass. Original box not included. 

Dovetail Cube and Five Barrels. Purchased from Nothingyetdesigns. From most recent IPP

Coin Maze by MINE

Pick Em Up by Toyo Glass. Original box not included. 

Pudding by Toyo Glass. Original box not included. 

This is a 12-Piece checkerboard puzzle, likely from the 1950's according to Jacques Haubrich's compendium, A Century of Checkerboard Puzzles.  "The Famous Banzee Island Checkerboard Puzzle" was a favorite in advertising, used by over a dozen different businesses, this one in particular for Northwest Orient Airlines.  The pieces come in a rectangular arrangement from which they are to be punched out.  Each square measures 1/2 x 1/2 inches (13 x 13 mm).  The puzzles are intact WITH THE ENVELOP...

In his iconic and seminal book Puzzles Old and New, Professor Hoffmann described the "The Switchback" puzzle (See second photo.), as one of several "Puzzles Dependent on Dexterity and Perseverance."  The late great Edward Hordern (after whom the IPP Puzzle Exchange is named), in his generously illustrated update of Professor Hoffmann's book, used “Par Monts et Par Vaux” (“Over Hill and Over Dale”) as an example of “...

The "Gatherings for Gardner" (G4Gs) are held every two years to celebrate Martin Gardner's legacies in the worlds of recreational mathematics, magic, and puzzles.  They are world wide gatherings of mathematicians, magicians, and puzzle enthusiasts.  The most recent Gathering was held in Atlanta in February 2024, and the next Gathering is scheduled for San Francisco in early 2026.  At each Gathering, participants are encouraged to bring small gifts, or contribute short papers, reflecting Marti...

This was my exchange puzzle from IPP32 held in Washington D.C. in 2012.  It is based on a puzzle from 1932 by the Atlantic Refining Company that was used to advertise their motor oil.  The objective of the puzzle is to place the two wooden pieces on the scoreboard to produce a 12-11 victory for the Washington Nationals.  (The second photo shows an incorrect solution to the puzzle, because the final score shown is 11-9, not 12-11.)  Note that the puzzle is made from ash, the same wood used in...

This is the second of the three puzzle boxes from MW Puzzles. This SD has a really unique mechanism and the solve is pretty incre