This puzzle is a 5 piece packing puzzle into the given box.4 of the 5 pieces are two cubes glued together in various ways.These 4 pieces easily fit in the box. But adding the 5th piece (asingle cube) proves to be quite difficult.This was Bernhard Schweitzer's exchange puzzle at IPP23 in Chicago. Buyer is responsible for paying 3% PayPal fee if paying via PayPal

This puzzle was made in mahogany as a handout for an Elderhoster puzzle workshop in Lenox, MA, April 1999. About 40 made. It was intended to have one essentially one solution, but unless very accurately made there tended to be multiple solutions. ***Please add 3.25% for Paypal Payment.

Mint Condition Pack your Gear Puzzle from Oskar Van Deventer. Nicely finished in Walnut with nine gears to fit. Copyrighted, signed and dated 2005. Approx. 4-1/2". "Buyer to pay shipping; postage cost to be determined at end of auction depending on purchaser location" USPS $5.50, FedEx $10.00 Insured US.

Conway Packing Puzzle. Buyer to pay shipping; postage cost to be determined at end of auction depending on purchaser location.

packing puzzle designed to fit into a box <br> <br> Additional description: https://www.cubicdissection.com/html/purchase/discont/piecesofeight.html <br> Buyer to pay shipping; postage cost to be determined at end of auction depending on purchaser location.<br> <br>

Stewart Coffin wooden tray puzzle: "Few Tiles." Fit the four pieces into the tray. The tray opening is not square. Each of the pieces has two corners with 90° angles and each can be flipped over. A very difficult puzzle. Number 133 in Stewart's numbering system. Woods used are Baltic Birch and Mahogany.

The Melting Block wooden puzzle designed by Thomas H. O'Beirne and crafted by Jerry McFarland (2000). Fit the 9 pieces into the wooden box, so that the wood is flush at the top; creating a regular rectangular solid with no internal voids. Quite a remarkable dissection.

Professor Brain's Corn Puzzle. Original box, not open.. You are given 14 pieces of corn cut into semi-circular pieces along with a jar. You have to arrange these pieces so that they perfectly fit into the jar. I.Q. Rating 5 Minutes ..................................Brilliant 15 Minutes..................................Dimensional Thinker 30 Minutes..................................Above Average Can't Do?...................Check Enclosed Solultion. "Buyer to pay shipping; postage cost ...

3-piece pyramid puzzle each block measuring 1" square. This puzzle is discussed in Stewart Coffin's book The Puzzling World of Polyhedral Dissections, to which reference is made on John Rausch's website: http://www.johnrausch.com/PuzzlingWorld/chap04c.htm Buyer to pay shipping; postage cost to be determined at end of auction depending on purchaser location.

Great Example of the craftsmanship of Jean-Claude Constantin. This puzzle features two layers of exotic woods with Aluminum posts. What makes this tricky is the posts are not fixed and can be moved! Very nice condition with original packaging, instructions, and solution. Manufactured by or for Channel Craft. "Master Craftsman & Puzzle Designer brilliantly blends mediums of unique metals with the worlds most treasured hardwoods. This Elegant combination of Design & Dimension is sure ...

from cubicdissection.com:"This beautiful puzzle was originally designed by William Strijbos to be implemented with cut off sections of metal tubing. John has recreated it in beautiful solid bubinga. Incredibly, each and every piece of the puzzle (some quite small) is constructed of miter cuts reinforced with solid rosewood slipfeathers. This a beautiful puzzle that is also a lot of fun to solve!" Buyer is responsible for paying 3% PayPal fee if paying via PayPal

This puzzle was used as an Exchange Puzzle at the International Puzzle Party in Los Angeles in 2000. It has a single solution and is very difficult. It consists of 12 pieces, each formed by joining pairs of planar pentacubes to form non-planar decacubes. Buyer is responsible for paying 3% PayPal fee if paying via PayPal

7-piece frame packing puzzle.<br> <br> Buyer to pay shipping; postage cost to be determined at end of auction depending on purchaser location.<br> <br>

25-piece "N" pentomino packing puzzle. Only four known solutions.<br> <br> Buyer to pay shipping; postage cost to be determined at end of auction depending on purchaser location.<br> <br>

a standard head and tail puzzle from germany

This puzzle, I got a long time ago, but was never brave enough to take apart. It is about 3" on a side, and consists ofwooden L pieces, and has metal bars that inhibit the position of the wooden blocks from being put together into the box. I was afraid if i took it apart, it would never get together again.. It is nicely made, and I think is quite difficult to get together again.So, good luck if you are braver and smarter than me..On Jan. 22, 2008 13:24:31, the following description has been adde...

Original 1943 Color Linen Postcard "POSTAPUZL" by Harris Anderson.Cut card into 10 pieces. These 10 pieces will make each one of the 10 different shapes...Published by Postapres Box, 3150 Hollywood. Excellent condition.

Cage with 2 Large Spheres, designed by Sam Cornwell and made by Steve Strickland from Maple and Jatoba, IPP 23 exchange puzzle, about 2" in height. Four pieces, 3 of the cage and 1 of the double-sphere piece in the middle.

Pincer Puzzle is a Tangram type puzzle.Seven aluminum pieces. Include a booklet with 100 figures (all symmetrical).Manufactured by M.G.T. Sheffield (c) 1989. Excellent condition.

Macao - designer unknown, made by Arjeu, number CT33, in original package with instructions.