These 3 coin release puzzles were designed and crafted by MINE. The goal for each is to remove the coin inside.

KeyRing2 is a puzzle designed and produced by MW Puzzles. Goal: Remove the ring. Replace the ring. Rules: No banging. Simple. Made of various metals.

This puzzle is a exchange puzzle by Rob Jones for the International Puzzle Party 31 held in Berlin, Germany 2011   Objective: Unify East and West.   Pieces: The Puzzle consists of two identical pieces.   Packaging: Cardboard box_____Preliminary estimate of shipping costs from the Netherlands. Netherlands: from 0 - 2 kg, max. approx $ 12.00 Europe 1: from 0 - 2 kg, max. approx $ 23.00 to Belgium, Germany, France, (incl. Corsica and Monaco), Italy (excl. San Mari...

Letter Box is a very tricky packing puzzle. The 1x2 unit opening restricts the nine identical pieces which fill the 3x3x3 box. With multiple rotations, discovering the level 38 solution (1.2.2.16.4.3.3.4.3) will keep you occupied for some time. This is an excellent design well-suited for the solver seeking a true challenge.We constructed Letter Box from some of our finest wood stock. The solid walnut box shows excellent striping and deep color. Each of the nine pieces was milled from solid sto...

Goetz Schwandtner wrote about it:“Euklid for Kids is one of those packing puzzles that first seems easy with 3 beautiful wooden cuboids, to be packed into a box with a restricted opening, how hard can that be? Quickly, it turns out to be impossible, after some first tries and then even taking measurements of pieces, box, and opening. This puzzle was a challenge by Dr. Volker Latussek to me, as he wanted to design a puzzle that I would not solve within 15 minutes or so, and I must admit: He suc...

This puzzle is a exchange puzzle by Jacques Zeimet for the International Puzzle Party 28 held in Prague, Czech Republic 2008   Goal: Stabilize the alarm-clock in the upright position.   Packaging: Zip lock bag______Preliminary estimate of shipping costs from the Netherlands. Netherlands: from 0 - 2 kg, max. approx $ 12.00 Europe 1: from 0 - 2 kg, max. approx $ 23.00 to Belgium, Germany, France, (incl. Corsica and Monaco), Italy (excl. San Marino and Vatican City), Lu...

We received several requests to remake this classic design by Stewart Coffin, featured as design number 185 in the Ap-Art book and challenged by the author to "Try your luck on this one - or test your patience!" As a follow up to the previous Blind Slot Machine release in 2005, this edition features a clear acrylic window to view your progress during the solve and a removable top panel which will turn the puzzle into a "Blind Slot Machine" which significantly increases the difficulty. Slot Mach...

Dr. Latussek had this to say about the design.“With FERMAT I wanted to learn how triangular parts interact with one of my typical boxes. When I talked to Eric Fuller about this, I came up with the idea of dividing a cube into six triangular parts and placing this cubic dissection in one of my typical boxes as well: FERMAT MEETS FULLER was born. Pelikan Puzzles had a lot of patience with me, because it took several prototypes to implement a very exciting solution for me. Now I wish you the same...

The goal is to align the two keys at a 90 degree angle and guide them through their highly challenging interlocking paths simultaneously until their handles meet. It's much harder than it looks.

Tenyo set of packing puzzlesThese 2D packing puzzles have been packaged under different themes or labels.  These four are from the "Mystery in the Case" edition and include a weak storyline on the back of each puzzle.  The four puzzles are M's Tragedy (Tenyo No. 6 hexiamonds), Unsolvable Snow (No. 24 heptiamonds), Labyrinth (No. 8 pentominoes plus a 2x2), and Outcast Witness (No. 600 hexominoes).All four puzzles in this set are new and still sealed in plasticwrap.-----Buyer is responsible for ...

9 Layer Puzzle #7.This is the seventh puzzle in my 9 Layer series.Quite simply, can you figure out how to open it?7.5cm square and fits nicely in the palm of your hand.Made from laser MDF and acrylic, including small metal parts.Assembled by hand.Designed by Craig Lawton.Note: This puzzle will open easily when solved correctly. Excessive force is not required.Postage:UK - Royal Mail Tracked 48 - 3.45 GBPUS – International Tracked - 19.25 GBP (incl. customs & handling fees)Other destinations ...

"Where's the Dog" is a stacking/matching puzzle, exchanged at IPP23 (2003) in Chicago by Tokyo puzzle shop Torito owner Meiko Kimura.  The puzzle consists of 5 clear octagonal plastic discs, each depicting a picture of a different bird.  The see-through sheets must be stacked upon each other so that the bird parts form an image of a dog!The puzzle comes in its original mini-CD case, complete with original instruction card, all paperwork, and solution sheet, as presented at IPP23. I will ship w...

NYD by Tye Stahly (Nothing Yet Designs). 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 ...

Black Box for Tertominoes is a packing puzzle designed by Hajime Katsumoto and crafted by MINE. The goal is to put five tetrominoes in the box and have the lid close completely.

Tetromino Case is a set of 3 puzzles designed by Hajime Katsumoto and MINE and crafted by MINE. The goal is to pack all the pieces into the thin box. Each box has a different drawer to restrict motion.

This is Koichi Miura's IPP design competition entry from 2023, where it picked up an Honorable Mention.Goal is to release the trapped bird from its cage.  Very clever use of space and design

A puzzle lock in the shape of a large key!This is an item from the Jean Claude Constantin puzzle company, and normally retails for more. You might be able to find it elsewhere online, so I am selling it at a decent discount.A great looking piece that will stand the test of time, no worries about wood shifting in humidity or plastic degrading!Nicely tricky, but not too difficult, a good beginner item.-Kept in a smoke-free, pet-free home.Buyer is to pay for shipping, DO NOT PAY until shipping cost...

Houston Fish Puzzle was an exchange gift from Marti Reis at IPP 41 in Houston. The goal is to pack all of the fish into the tray.

Triangle Pro 1 by Peter Heim. Metal dovetail triangle puzzle with the goal being to get it apart. This is # 1 of 4 from the series. I do have the other 3 on separate auctions, if you are interested. Each triangle is a unique solve and is not the same as any of the well known dovetail style puzzles. These were made in limited numbers and sell for over $250 on well know puzzle sites.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from var...

Triangle Pro 2 by Peter Heim. Metal dovetail triangle puzzle with the goal being to get it apart. This is # 1 of 4 from the series. I do have the other 3 on separate auctions, if you are interested. Each triangle is a unique solve and is not the same as any of the well known dovetail style puzzles. These were made in limited numbers and sell for over $250 on well know puzzle sites.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from var...