Stewart Coffin's Vega made by John Devost of woods which look like ziricote and bloodwood, but I'm no expert.

Stewart Coffin's Four Corners made by Mark McCallum in kingwood, purpleheart, bois de rose, peroba rosa and narra centres.

Stewart Coffin's Scorpius made by Eric Fuller in lacewood, canarywood, purpleheart and granadillo.

Take apart and put back together. IPP23 exchange puzzle.

IPP16 exchange puzzle.

6 Piece Burr given out by Edward Hordern as an IPP exchange puzzle.

From Mr. Puzzle website:Edward Hordern Puzzle Exchange - Chicago, USA, August 2003The puzzle is to take the SEARious burr apart. Modeled on Chicago's tallest building, the Sears Tower, Brian created this 13 piece interlocking burr.But it's so much more than just an interlocking burr; incorporating the use of tools supplied as part of the puzzle it's biggest challenge is to open the secret lock. It will take 13 steps to unlock the complex internal mechanism. The elegant solutions does not involve...

Stewart Coffin's Super Nova puzzle (STC 14) in two woods, Tropical Walnut and Bird's Eye Maple. Six dissimilar non-symmetrical pieces go together two different ways. Signed by me on the inside of one of the pieces.

Stewart Coffin's Super Nova puzzle (STC 14) in two woods, Mexican Cocobolo and Pernambuco. Six dissimilar non-symmetrical pieces go together two different ways. Signed by me on the inside of one of the pieces.

IPP11 peg jumping puzzle by Marcel Gillen. IPP23 pin and hole cube puzzle. A solution for the IPP23 puzzle is provided with the puzzle but not shown on the auction website.

Ambidextrous HexduosIPP 30 exchange puzzleMade by Robert Yarger aka StickmanDesigned by Matt DawsonThe two boxes work together to open each other...If you have any questions about this puzzle, please contact me.Shipping priority with tracking to the lower 48 States should be about $10. Payment can also be made by check or postal money order . If paying via check or postal money order please contact me.Buyer pays paypal fees if paying via paypal. ---*For International shipping, please cont...

This is one of my all times favourite interlock puzzle.It resembles to the normal known 3 chain ring that intersect together only but in diagonal way!you can find more pictures or info in my website www.puzzzlevision.com It was my entry in the international puzzle design competition IPP 23 Chicago 2003The pictures are from the actual puzzle for sale.It is made in 2005.It is signed and in great condition.It is my own personal copy from my display.It comes with a certificate.I give this due to a s...

Eric's Description: I saw this puzzle at the IPP design competition this summer and know I had to make it. I was very happy when Mr. Ohno allowed me permission! Cubane is a three dimensional interlocking maze replete with loops and dead ends. It's very reminiscent of the excellent "Wanderer" puzzle by Oskar van Deventer and Tom Lensch. Navigating from start to finish requires a minimum of 15 moves, including rotations, turns and pass throughs. This is a very very fun puzzle to play with!One prob...

The Pennyhedron is actually a family of puzzles which form the shape of a rhombic dodecahedron, and which separate into two mirror image pieces. When carefully made, the seams do not give away where the puzzle separates. The most commonly produced version of the Pennyhedron is the three-finger grasp version. The beauty of this simple design is that people naturally tend to hold opposite faces when trying to open the puzzle... This will never w...

Constantin #Z314. Brand new metal puzzle in original shrink wrap. Solution included. 5 metal rings have to lie flat on a table to make the Olympic rings.

Stewart Coffin's 12 Pc Separation puzzle (STC #85) made of Canarywood, lacquer finish. Consists of 10 identical pieces, 1 augmented piece, and 1 key piece. Requires shifting of pieces back and forth in order to get the puzzle together. Comes with a solution sheet. This item was held back from sale when I offered them on Cubicdissection years ago. Buyer will be expected to pay the PayPal fees if PayPal is used for payment.

Lean 2IPP 32 Dave Rossetti exchange puzzlemade by Tom LenschCoffin design #255. Fit four pieces into both sides of the tray. --Payment can also be made by check or postal money order . If paying via check or postal money order please contact me.Buyer pays paypal fees if paying via paypal. ---*For International shipping, please contact me so I may give you a quote on shipping to your respected country. Please contact me before paying.

IPP 32 Exchange PuzzlePacking puzzle with 2 challenges.Payment can also be made by check or postal money order . If paying via check or postal money order please contact me.Buyer pays paypal fees if paying via paypal. ---*For International shipping, please contact me so I may give you a quote on shipping to your respected country. Please contact me before paying.

Stewart Coffin's 12 Pc Separation puzzle (STC #85) made of Bubinga, lacquer finish. Consists of 10 identical pieces, 1 augmented piece, and 1 key piece. Requires shifting of pieces back and forth in order to get the puzzle together. Comes with a solution sheet. Buyer will be expected to pay the PayPal fees if PayPal is used for payment.

Rosemary Howbrigg's IPP 32 exchange puzzleDesigned and made by Stewart CoffinFit the eight pieces into the tray.Tray inscribed "258, STC, 2012" Payment can also be made by check or postal money order . If paying via check or postal money order please contact me.Buyer pays paypal fees if paying via paypal. ---*For International shipping, please contact me so I may give you a quote on shipping to your respected country. Please contact me before paying.