This puzzle is invented by Bernhard Schweitzer in 2011. There is a frame and 12 pieces with black and white elements. Put all pieces into the frame. There are 4 solutions known for packing the pieces in with different colours on top and only 1 solution with a single colour.

MIDI Packing PuzzleDesigned By Laszlo Molnar Produced by WoodWonders Woods: Curly Maple/YellowheartSolution: 15+Rotations

A wooden box with a restricted opening on top and six pieces in 2 different sizes. Can you put all pieces into the box? This puzzle was invented by Dr. Volker Latussek (Germany) and was planned as IPP-40 exchange puzzle for Jerusalem. Made by Yavuz Demirhan.

Steel and Alu 6-piece burr puzzlesmaterials: one steel, and one Aluminum puzzlecondition: needs a bit of a cleaning but the both look and work fineSimple 6-piece burr puzzles each with a different assembly movement and set of pieces.

Tauon by Alex Magyarics. 3d printed. 3 pieces plus the frame.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% with the average being approximately 48%.Buyer will pay shipping and ...

Hexagon puzzle calendar designed by Itacho and made by Osho. Solve it everyday. Includes a sheet with the number of solutions per day. A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 4...

3U4 by Laszlo Molnar. 2d acrylic packing puzzle. Very difficult puzzle, in my opinion.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% with the average being approximately 48%.Buy...

HeLLLLLLipad by Rex Rosasano Perez. Acrylic restricted 2d packing puzzle. An original design by RRP.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% with the average being approxi...

LochNess by Haym Hirsh. Acrylic restricted 2d packing puzzle.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% with the average being approximately 48%.Buyer will pay shipping and ...

Octa-Pack Tree by Osho (Naoyuki Iwase)  Challenging 2d packing puzzle. Designed and made by Osho. 2 sided frame so 2 puzzles in 1. Laser cut MDF. There may be slight discoloration from handling the pieces. Nothing that affects the physical solve.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are sol...

Schoolbus by Alfons Eyckmans. The puzzle is very tight. Some of the pieces are hard to move and you need to use force. I would say that the some of pieces will need some sanding to make the tolerances better. A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is sm...

Make a cube from the altered Soma pieces. Seemingly impossible at first, but solvable with a great "aha!" moment.

Fit the three pieces into the frame so that all the empty space is filled. 

Pack the three pieces into the frame so that no empty space remains visible.Kevin Sadler has a nice write-up of the puzzle here: https://www.puzzlemad.co.uk/2019/05/osanoris-packing-heaven-and-hell.html

Original design, handmade, this is the second copy of this one.Put the 8 pieces with same shape in a cage.Woods: Pieces: Iroko. Cage: Beech and various exotic woods.Dimensions: 110 mm.Weight: 320 gr.All parts are dowel for better solidity and encaustic.Only one solution to solve this puzzle.Ships To:Worldwide

Original design with a beautiful cyclic mathematical solution, handmade.This is the second copy of this one.Assemble 8 pièces with same weight of various wood (2+2+2+2) to do a 4x4 cube. Made of 10 various woods:Marblewood, Bolivian rosewood, Peroba rosa, Yellowheart, Bloodwood, Louro preto, Greenheart, Princewood, Chesnut, Zebrawood, Purplewood.Dimensions: 75 x 75 mm.Weight: 370 gr.All parts are dowel and encaustic.Only one solution to solve this puzzle.

This the second copy of this original design.Put 8 pieces in a frame.One solution to solve this burr.Handmade of various woods:Frame:Beech, Zebrawood. Pieces: Bloodwood, Yellowheart, Marblewood, Princewood, Louro preto.Dimensions: 68 x 80 mm.Weight: 150 gr.All parts are encaustic and the frame is dowel for better solidity.Ships To:Worldwide

This is the first copy of this original design. 48 solutions for do cube - 1 solution for put in cage.  The pieces have same weight (8).All parts are dowel for better solidity, and encaustic.Handmade of various woods:Pieces: Marblewood, Bolivian rosewood,Bow wood, Bloodwood, Ziricote, Tigerwood, Prince wood, Wallaba.Cage: Beech, Iroko.Dimensions cube: 75 x 75 mm, cage: 98 x 116 mm.Weight: 560 gr.Ships To:Worldwide

"Foxes and Wolves" is a mathematically precise puzzle (in terms of minimal square areas in which the pieces will fit) designed by mathematician and perennial IPP attendee and exchange puzzle participant Dick Hess, used by Dick as his exchange puzzle at IPP23 in Chicago in 2003.  The puzzle was precisely and beautifully laser cut by prolific exchange puzzle manufacturer Walt Hoppe.  The main goal of the puzzle is to fit the four smiling fox pieces in one square, and fit the four smiling wolf pi...

Professor Krasnoukhov is a prolific Russian puzzle inventor and perennial puzzle exchange participant, and The Turnip Puzzle was his exchange puzzle at IPP29 held in San Francisco in 2009.  The puzzle consists of 12 elements which are to be combined to form 20 given shapes, along with two other challenges.The puzzle is as it was presented at IPP29 in 2009, complete with its original instruction sheet in its original cellophane bag.  Solutions to the challenges were never provided!I will ship w...