this very easy puzzle is more a work of art. cut from a single piece of wood (at least the ball was), it disassembles into 8 pieces plus the cup. very nicely madebuyer is responsible for all shipping expenses and money transfer fees (including paypal) if applicable

from cubicdissection.com:This is a fantastic puzzle design. I wish I had made more copies of it! With a staggering 10,800 solutions and only 4 constructable, it is decievingly difficult to solve...it's easy to get all but one piece together, but that last piece is the trick! It is a very fun puzzle to solve and displays very nicely because of the interesting joinery on the edges. Crafting this puzzle was a challenge, which is why the price is a bit higher then I would like. However, I thi...

I wish I knew exactly what this puzzle is...it is a 4x4x4 interlocking cube puzzle bought from Pelikan... it is very tight,so hard to disassemble... If there is time I will get it apart and get pictures of the pieces...buyer is responsible for all shipping expenses and money transfer fees (including paypal) if applicable

This is really two puzzle in one, first, you have to open the box (fairly easy) and then you have to assemble the pyramid from the pieces inside. It weighs about 1.75 lbs, so it's fairly hefty. Designed and made by Thomas Beutner for the IPP29 Exchange.

Here is Sonneveld's Three-Piece Burr, designed by Dic Sonneveld and crafted by Tom Lensch.

this 3-piece burr + frame was a design competition entry at IPP26 in Boston, MA...It takes 13 moves to remove the first piecebuyer is responsible for all shipping expenses and money transfer fees (including paypal) if applicable

this is a very nice 3-piece burr puzzle, taking 8 moves to get the first piece out.It was Eric Fuller's exchange puzzle at IPP26, and was designed by RKB...buyer is responsible for all shipping expenses and money transfer fees (including paypal) if applicable

Beautifully made of Walnut and Zebrawood, this puzzle isn't very difficult but sure looks stunning. Made by Interlocking Puzzles. Thanks to Derek for the correct information! Shipping cost will be calculated after the end of the auction. Winning bidder will pay the actual postage amount plus $3 for the first item and $1 for each additional item to pay for packaging costs. Please add 3.5% for paypal payment.

Three Open Windows, 3 interlocking pieces with all 8 of the center cubies open (thus, you can see clear through the puzzle on all 3 axes), which was the main design constraint. Not trivial, but not too difficult. 29 copies made by Fuller.

Two disentanglement puzzles, the big one is a Bits and Pieces 07-7241 Dutch String Puzzle (also called "Invincible Rings" in one of their catalogs, 07-K7241) with box and solution sheet, the little one I don't know where I got it from. Not very difficult.

Dreiecksbeziehungen tray puzzle - triangle packing. This gives you 9 little triangles, which you can pack into a 3-triangle square hole, 4 triangle hole, and so on up to 9 triangles in a larger square hole. Interesting puzzle.

The Flower; edge matching, make-a-continuous-chain-loop of sum-7's. Nice wooden pieces in a bag, designed by Jeremiah Farrell, laser cut by Walter Hoppe. An exchange puzzle from IPP 29.

Greedy Cup (wood). Fill beyond a certain point, and it suddenly drains itself out the bottom. An IPP29 exchange puzzle from Naoaki Takashima, designed and made by Nagaoka Gear Mfg Co.

IPP-edron. There are 5 pyramids in the sphere, which can flop around such that 4 internal faces finally spell "I-P-P-29" with the correct alignment of the letters. Designed by Pantazis Houlis, made by Mindstrat Puzzles.

Pack In 2 has a set of 7 oddly cut pieces that can pack into two different plastic containers. It's an IPP29 exchange puzzle designed by Mr. Fu-Kuo Ju.

Trickerboard - arrange all the pieces so that edges do NOT match. Designed by Rob Hegge. I'm guessing it was cut by Walter Hoppe, but it doesn't say on the puzzle.

DiskFits asks you to arrange the pieces in the tray so that they create 1 or more symmetrical configurations. This was an exchange puzzle produced for the 2009 IPP.

HexyHex is a wire frame that flexes somewhat like a flexigon, making a few interesting shapes but not really a puzzle in any sense at all. It has an original price tag for L1.95. I'm guessing it's from the 1960's or thereabouts.

Try Again - designed and made by Greg Dye for the IPP29 Exchange. This involves taking a tray of pieces, each made from two triangles glued together and died with different colors, and making a number of patterns (8 puzzles) with the pieces. Not easy, and an interesting exercise in logic.

Great Collision - 2 metal outer pieces with a plastic red ball in the middle. Take it apart, then put it back together again. Not terribly difficult. IPP29 exchange puzzle, designed by Doug Engel. Very nicely made.