Diamond Burr was Juerg von Kaenels exchange puzzle at IPP 19 in London, 1999.The puzzle design consists of 3 identical pieces and 3 mirrored pieces, having diamond-shaped ends. Together they assemble into a burr of which I have no picture because I did not assemble it. This puzzle was stored disassembled and will be sent disassembled.One piece has a logo and #6.030 stamped in one end.Another piece has the IPP16 logo stamped in one end.

Xi Lattice was Yoshiyuki Kotani's exchange puzzle at IPP 19 in London, 1999.The puzzle design consists of 6 square plates that assemble into the shown form with cubic outer shape.2 copies are available, individually listed.This copy is disassembled and will be shpped disassembled. 

Fusion - Confusion was Marti Hitchcocks exchange puzzle at IPP 19 in London, 1999.This puzzle is very nicely crafted and all pieces slide easily into place.The picture shows the almost completely asembled star shape result.The following description comes from ‘Puzzle Craft’ by Stewart T. Coffin.:“All solutions are made by mating two halves, with each half made up of one simple piece and one fused pair. The COLUMN and STAR each have one unique solution with a confusing diagonal axis of ass...

Engelberg Square Variation was Nick Baxters exchange puzzle at IPP 19 in London, 1999.Nick modified the original design by Stewart Coffin to add some torture.The solution is very tight, this was verified at 60% humidity so it may improve in a better environment.The puzzle can be shipped in the solved state if requested.

Surface was Jean Claude Constantins exchange puzzle at IPP 19 in London, 1999.25 cubes (2x2x2 cm) of 5 different woods, together with  8 aluminium bars (1x1x14 cm), make up a square surface.To complicate things a bit, 24 of the wooden cubes are attached to the aluminium bars. 1 cube is loose.Take apart the square, mix up the parts, and reassemble the square.This puzzle is still in its original shrink wrap.

Put the two pieces flat on the table so that the resulting shape can be bisected into two identical shapes.  Note, this does not have the IPP engraving.  Description on the Sloyd website:  https://www.sloyd.fi/spir-rips-p-1770.htmlBuyer to pay Paypal fees, if any.Buyer pays actual shipping by whatever method he/she chooses.

'Easy to play with' was Ray Meads exchange puzzle for IPP19 in London, 1999.6 equal pieces assemble into a burr, an 'offset board burr'No specific instructions were included, making finding the final shape part of the challenge.Two copies are vailable, listed separately. They are in equally good condition.

Pack pieces completely within the container.Description on the Pelikan website:  https://www.pelikanpuzzles.eu/detail/pincers/Buyer to pay Paypal fees, if any.Buyer pays actual shipping by whatever method he/she chooses.

Nine Squared - Tom LenschAll nine pieces have identical thickness but each has a different combination of length and width selected from discrete increments within a narrow range. When arranged correctly into the tray they simply drop in and out with no binding. Several incorrect packings seem like they should fit, if only you press down a little... wrong!

The 3K was Liang Jen Wu's exchange puzzle at IPP 19 in London, 1999.This is a three-piece burr requiring one single coordinate motion to assemble.Does that make it a level 1.0.0 assembly puzzle?There is no paperwork or IPP19 exchange label, just the 3 nicely crafled and very smoothly sliding pieces.

Pillar Puzzle was Kunio Saeki's exchange puzzle for IPP19 in london, 1999.The goal is to assemble the 21 fan-shaped pieces together to make a pillar (cylinder)The wooden pieces are very smooth and have comfortably rounded edges.

2D packing puzzle made of precision cut stainless steel; which is very rare for a packing puzzle. This Jacques Haubrich's IPP31 design competition entry at the Berlin IPP.  Although only 4 pieces and the frame, this is a very DIFFICULT puzzle!! Don't let the looks fool you!For more info, check out the link - https://smallpuzzlecollection.blogspot.com/2011/10/four-to-square.htmlPLEASE NOTE - Winning bidder will be invoiced the total of the winning bid amount PLUS shipping cost (registered ma...

Chain Store is a very unusual puzzle. The goal is simple; to fit the chain with its five interconnected links completely into the box. The solution is not so simple and very satisfying. I've been excited to make this puzzle for a while, and am very happy with the results.This puzzle is shipped unsolved.For multiple items, combined shipping is available. Simply message me once you are finished bidding and I will send an invoice.*********************These puzzles are listed as part of the Reserve ...

Designed and first released at IPP in 2009, Surround is closely related to the 3/4/5 cubes designs by Ichiro. In this case, six pieces must be used to surround the solid cube in such a way that is self-supporting. Two solutions using magnets are possible, with another "rule-breaker" solution that does not use magnets and covers the cube completely! The finished shape is pleasingly symmetrical and displays well.Puzzle Pusher has an excellent blog review of this puzzle.Precision wood puzzles ...

Obstructed packing puzzle by Osanori Yamamoto. Shipping is from California, USA. I will ship worldwide; buyer to pay actual shipping costs.Here's the description from Pelikan:Designer: Osanori YamamotoThis puzzle measures: 55 mm x 55 mm x 55 mmMaterial: depends on product variant belowMove: 10.2Kevin Sadler wrote about it:“I began my puzzling with Belt Cube 3 (my copy came with a gorgeous Purpleheart box and Wenge pieces but it will also be available with the reverse colouring). This takes th...

Reticulated Cubes is a fascinating exploration of 3x3 cube puzzles with a novel twist. Each box contains nine pieces, and there are eight possible cube solutions. The goal is to organize the pieces in the box such that any three pieces in a straight line will assemble into a cube (tic-tac-toe style). The solution is quite difficult to find! This puzzle is shipped disassembled.For multiple items, combined shipping is available. Simply message me once you are finished bidding and I will send an in...

Designed and first released at IPP in 2009, Surround is closely related to the 3/4/5 cubes designs by Ichiro. In this case, six pieces must be used to surround the solid cube in such a way that is self-supporting. Two solutions using magnets are possible, with another "rule-breaker" solution that does not use magnets and covers the cube completely! The finished shape is pleasingly symmetrical and displays well.Puzzle Pusher has an excellent blog review of this puzzle.Precision wood puzzles ...

Eric's description: I saw a picture on facebook of an interesting variation on the classic joint puzzle...Peter Wiltshire of Canada had scored it on Ebay. I shot him a message and he was kind enough to lend me the original (shown on a white background below) so I could make some copies. When I got it in my hands, I started thinking about various different locking mechanisms that could be used, and decided to make the original plus two very different variations.The Walnut variation (what is being...

Xi Lattice was Yoshiyuki Kotani's exchange puzzle at IPP 19 in London, 1999.The puzzle design consists of 6 square plates that assemble into the shown form with cubic outer shape.2 copies are available, individually listed.This copy is assembled and will be shpped assembled.