Another nice set of Vaclav cube assembly puzzles with interesting dissections of the cubes.Exchanged by Mike Hawthorne at IPP29 in SF 2009

Designed and built by  Don Closterman of Rhode Island. Don was a master of puzzle design but unfortunately he passed away in 2010. Each Closterman cube puzzle limited production series had its own unique design, rare and collectible.I was really hesitant about putting this up for sale - but I have solved it many times and I really need the space.Talking about space - this is a large puzzle! At a time when many puzzles are created small to save on materials and shipping this is a hefty 13x13x13 ...

Beautiful and challenging puzzle.  Released on 10/3/2017.  47 copies made.

Leftovers 3 is not a difficult puzzle but a beautiful puzzle to add to any collection.  Released 3.12.2019.   49 copies made and sold out.

An interesting packing puzzle with a cage that spins in the frame.Very sought after from the IPP39 and release in limited quantities last year.Postage of multiple items will be combined all postage tracked where possible

A very interesting and for many a tricky packing puzzle. Many peoples favourite.Very sought after from the IPP39 and release in limited quantities last year.Postage of multiple items will be combined all postage tracked where possible

Piston Box puzzle designed by Marcel Gillen (invented by Tadao Muroi)The Piston Box puzzle is also known as Internal Combustion or Pandora's Box. This is a hefty metal puzzle for its size, and is composed of 4 burr pieces and a frame. From previous listings, "it was invented by Tadao Muroi and designed by Marcel Gillen." Assemblies that require different numbers of steps are possible. A review describing this can be found here: http://smallpuzzlecollection.blogspot.com/2011/07/internal-combustio...

Hours of puzzling work for a piece of art, wonderfull woods gives to this puzzle a wonderfull look.The best way to describe this rare and puzzling piece of art is to redirect you to Puzzlemad's blog :https://www.puzzlemad.co.uk/2012/08/nickel-box.htmlsome extracts :" Limited to only 20 copies, it is a caged burr measuring 7.5cm on each axis and is surprisingly heavy (400g) due to the use of Ebony as its main component [...] The burrs are carved from a single piece of wood with no gluing u...

Here's the original Cubic Dissection page for this puzzle: https://cubicdissection.com/products/b-box-reactorSliding panels leading to a level 135 solution, and another puzzle (Reactor) inside. Originally made in 2016. Original design by Eric Fuller and Goh Pit Khiam, made by Eric.Shipping weight is 1 lb 5 oz with packaging. Contact me after the auction for your total.

Four-Piece Pyramid by Stewart Coffin (STC #26). One of 30 made in 1979 of 1-inch cherry rhombic dodecadedrom bocks instead of edge-beveled cubes. From the collection of Dr. Benjamin Muckenhoupt.Coffin wrote in AP-ART: "

Seven-piece Tetralott, designed by Markus Götz. Tetralott was Markus Götz's entry in the 2002 IPP Contest.The English description on the instructions (included) reads:Tetralott is a real challenge for all players used to shot pyramids. All 10 shots of the tetrahedron pyramid have been divided into calottes. With these 20 calottes 7 differnt pieces of the puzzle have been created. All 7 pieces are used for building a complete pyramid.It is not possible to guess the special position of a piece...

 Stewart Coffin's "Three Pairs," STC design #27. Coffin wrote, "AP-ART: The Sculptural Art That Comes Apart, p.18.

Diagonal Cube, designed and built by Stewart Coffin for Dr. Benjamin Muckenhoupt. Coffin design #58, "Six pieces in 2 contrasting woods assemble diagonally to form an attractive cube. About 20 made in fancy woods, 1981-1985." (AP-ART: The Sculptural Art That Comes Apart, p.26.)Winning bidder will be invoiced for the total of the winning bid plus 4% handling and separate shipping fee after the auction closes. 

A very nice 6 pieces coordinated motion from Vinco.The fit can be considered as a little bit loosy but the sliding of the coordinated motion is just so smoothy that you want to play with ever and ever.This puzzle is a pure design. There is only the functionnal part required, but those simple things make a so nice shape.Plum is so beautifull on this puzzle.Winner pays shipping cost packagingShipping price is just an estimation (and already include packaging), it will be recalculate exactly.Before...

Puzzlewood description :"a 5 piece packing problem with a frame; 4 sheeps the sheepyard should be brought under the roof; it was used as an exchange puzzle for the IPP 31 in Berlin"I will send the puzzle disassembled because it's really more fun like that.The tricky solution is doable, friends are happy to play with.Winner pays shipping cost plus packagingShipping price is just an estimation (include packaging), it will be recalculate exactly.Before payement, message me at the end of the a...

Six piece Burr Circus by Stewart Coffin (STC #116) from the collection of Dr. Benjamin Muckenhoupt.  Dr. Muckenhoupt received many early prototypes from Coffin; this puzzle may have been one of the six made by Coffin in 1995. Cubic Dissection comments, "Tricky and a lot of fun to solve."Winning bidder will be invoiced for the total of the winning bid plus 4% handling plus shipping fee after the auction closes. 

Six-piece "Pin-Hole" puzzle by Stewart Coffin (STC design #20). 50 sets were made by Coffin in 1978-1979. From the collection of Dr. Benjamin Muckenhoupt, an avid puzzle collector who corresponded with Coffin. Winning bidder will be invoiced for the total of the winning bid plus 4% handling fee  plus shipping fee after the auction closes. 

A so good puzzle.Andreas Röver is a reference concerning coordinated motion, and here this is a very good example.His own description :"My exchange puzzle for the IPP 28 in Prag. As far as I know this is the worlds first multi-level coordinated motion puzzle. The puzzle requires 4 moves to disassemble and all of them are coordinated motion moves [...] I brought 113 to the IPP some were made of Walnut some were Rosewood as on the picture. All of them are for the exchange. ...

Rift, designed by Tim Alkema, made by Eric Fuller. See pix. From 2017, 43 copies made. Great condition.Contact me after the auction for final cost with shipping. Puzzle is 12 ounces packed.

Very nice and intricate puzzle designed and made by Andrew Crowell.His comments :The Exolution II Puzzle is a sliding, interlocking wooden puzzle with a marble and a ball bearing inside. The marble complicates the sliding moves available, and moves inside of the puzzle. The 1st objective is to remove the marble from the puzzle. There are 9 moves required in order to free the marble, though about half of the moves are actually moves the marble must make. There are two moves which have increased ...