The object is to separate the 2 pieces of the cross. Puzzlers experienced with the classical version will find that Strijbos has added an extra element that makes this more difficult. Also, it is produced with very high quality in metal, as collectors of Strijbos' creations are used to.From William Strijbos' original description:I first came up with this idea in early September (2015), actually pretty late In early September! (A company in Switzerland wanted to use my First Cross puzzle as a v...

The object is to remove the heart shape from the box. It's not a puzzle box in the traditional sense, but more akin to the Haselgrove box. The internal shapes must be shifted around correctly to release the heart.When I first got this box, it got stuck inside because the fit was too tight. Brian Pletcher graciously took the puzzle apart, sanded it down so that it worked, and glued it back together. Thanks Brian! The result of all this disassembly and reassembly is that there is a noticeable...

Two pairs of identical pieces in a cage, level 10,3,2, by the great Bram Cohen.

12 pieces, divided into 2 groups of 6, form 2 simultaneous 3x3x3 burrs that must both fit into the frame. In original packaging with instructions. IPP-27 exchange puzzle from Takeyuki Endo. A little Renaissance Wax polish has enhanced the look and feel of the five woods.

The Binary Burr is a classic Bill Cutler design. It was awarded a First Prize at the 2003 IPP Puzzle Design Competition.Eric's comments at time of production:- "Construction of this puzzle was tricky. The humidity in my workshop was fluctuating wildly, so I opened up the tolerances more than I usually do to make sure the final product wouldn't bind up or get stuck. The good news is that I was successful there - this puzzle should work in all humidity conditions. The bad news is that the ...

Roman One Interlocking Wood Burr by Stephan Baumegger. A fun puzzle requiring many moves for disassembly. Buyer to pay shipping and Paypal or Western Union fees. Thank you. On Jun. 08, 2016 13:47:07, the following description has been added:The designer, Stephan Baumegger, just messaged me to say: "the woods I have used are: Tigerwood, Zebrano and Palisander. Palisander is very expensive, costs €17.000,- /m³ Would be good to give this info. Best, Stephan"Thank you that information!

This is a prototype of my version of Nob's puzzle "Hole in one" with some improvements.First it is an Impossible type of puzzle as it is impossible to get the golf ball out of the jar. How did it get there? Warning: If you do not know the trick, do not try this at home as it can be a very dangerous process.The object of the puzzle is to put the golf ball back on the tee and put the botom of the tee in the hole in the "grass"You will need patience, a steady hand, and to find the trick to do it.Th...

Robert & Norman's Exchange Puzzle from IPP22 Antwerp.I'm selling these as they are duplicates in my collection following a purchase of the complete set of IPP22 exchange puzzles.The shakers were made from Walnut and Red Oak by Perry McDaniel. The puzzles come complete with solution sheets and storage bags. Some of the text on the black (pepper) bag is a little worn though is still legible. These puzzles were made in a limited edition of 250 and includes Pepper Shaker #70 and Salt Shaker #67....

Octahedron Puzzle Design by George Bell made by Tom Lensch.Four pieces form an octahedron.I am selling this puzzle as it is a duplicate in my collection. I have the second because I forgot I already owned the first copy and bought another. Not sure if this was down tp increasing age. Or alcohol. Or both.Shipping will be from the UK and will be charged at cost - happy to deliver by hand to either Camden, MPP or IPP Puzzle Parties.

a complicated two piece puzzleI will combine shipping costShipping cost < 500 gramm is 6.20 Euro

I will combine shipping costShipping cost < 500 gramm is 6.20 Euro

I will combine shipping costShipping cost < 500 gramm is 6.20 Euro

I will combine shipping costShipping cost < 500 gramm is 6.20 Euro

I will combine shipping costShipping cost < 500 gramm is 6.20 Euro

I will combine shipping costShipping cost < 500 gramm is 6.20 Euro

a complicated two piece puzzleI will combine shipping costShipping cost < 500 gramm is 6.20 Euro

A bandaged sliding puzzleI will combine shipping costShipping cost < 500 gramm is 6.20 Euro

For solving the sliding puzzle you have to use a strategy Two Eggs The top layer has a blue egg on the left and a green egg on the right, each formed from three sections, arranged as two curved pieces side by side each occupying a 2 high by 1 wide space, sitting on top of a curved piece that occupies a 1 high by 2 wide space. The goal is to exchange the two eggs. Each of the six of the top layer egg sections occupies a 2 unit region of the top layer and has one of it...

Sliding Cross Problem 1 Probllem 2 Problem 3A Problem 3B As shown in the figure on the upper right above, there are 14 unit square white pieces that slide on the lower layer, where some of them have portions of the red upper layer glued to them. The puzzle came with two trays, an easier tray that has a simple border, and a harder tray that has triangles on the upper left and lower right of the border that allow the bottom white ...

Looks like a standard sliding puzzle but it is not. The puzzle is ideal for sliding beginners (40 moves) but also very interesting for experienced sliding puzzlers I kept picking them up and attempting them but have to say that I really struggled! These puzzles are really tough and require some considerable concentration and a definite Aha! moment! Moon and Star The first one I tried, - the Moon and Star. The aim is to rearrange the pieces by sliding in the frame to make differe...