Pack the three M's in the box and close the lid. This is not to be confused with the MMMM (4M) puzzle. Includes original cardboard packing box.

Unhappy Childhood is a Stewart Coffin's design (#41). Ten checkered pieces, each made of five cubic blocks joined different ways, pack into a square box. Made with different wood: padauk, wenge and fir for the box.

A Twelve flat hexamino-piece.Two 3d possible shape: 6x6x2 (1 solution), 3x4x6 (55 solutions),and a flat one : 1x8x9 (12 solutions)Made with different exotic wood:Sycomore maple- Padauk - Wenge - Angelique wood- Yellowheart - Peroba Rosa for the pieces.Sapele for the box, and French Oak and Fir for the frame.17,3 x 16,2 x 5,8 cm

Each side of this box has a 3x3 maze, cut entirely with square corners with a central square cut peg attached to light wood plates. Each light wood plate shifts one direction while the maze above it shifts orthogonal to it. Often moving a maze means you unlock a portion of another maze on a different side of the box. After shifting all twelve different sides of this box many times it will be open. This is an evolved version of the Maze Burr awarded puzzle of the year in 2006.It differs from the ...

Created in 2001 by Akio Kamei, this is an interesting and different mechanism from the original family of Letter Boxes. Includes original box and solution card.Size : 24 x 8 x 6 cmMaterial : Rose-wood, walnut

From Cubic Dissection:Tom hits it out of the park again. This tricky little construct takes a simple yet interesting cage and seven identical pieces to create a 31 move masterpiece. There are rotations, but they won't help you. There is a lot of movement, but it won't help you. There is one and only one way to get all seven pieces in to this cage...the first six go pretty easy. The seventh takes 31 very specific, linear moves. Many times a puzzle like this can be as much a dexterity assembly as ...

Open and close the Brass Treasure Chest. A puzzle in very good condition. Design by Rocky Chiaro.

Original Pent up puzzle designed and made by Eric Harschbarger.One of his most recent puzzles, he produced only a very limited quantity.Eric has made a design where 12 pentominoes cover the six sides of a cube. What remarkable is that the pentominoes all have a surface of 5 units. If the cube sides were made of the same unit size x 9 you’ll end up with 60 units covering 54 units! Eric has found a way to cover this problem by slightly altering the dimension of the cube. Eric’s first atte...

Object: Remove the Coin from the Pawn.

Object: Remove the coin from the King.

It is a Puzzle of an early Harley Knuckle Head Motor by Rocky Chiaro.Object: Take the motor apart.

This is an imposable puzzle by Rocky Chiaro, machined from a solid piece of brass.

Separate the curled metal parts from each other! Design: Doug Engel.

This 6-piece burr is level 8.3.2.2. It has 105 theoretical assemblies, but only one can actually be constructed. This puzzle can be sent assembled or disassembled, your preference.

Reassemble the nine pieces into the triangular tray, including the small 10th piece. Other challenges as described in the instructions.

The Hamiltonian cycle on a dodecahedron, 3D printed out of stainless steel. Suitable for hanging as a pendant, includes a silk cord. This model is quite small, 16 mm tall.

Can you assemble the 12 blocks into a single, solid rectangle? This is a difficult packing puzzle. Nicely made by Pavel Curtis out of 6 mm thick black acrylic.

These are two of Wil Strijbos bolt puzzles.They were purchased in the early '90s from Ishi Press.One of them was called the Bomb, the other is called the Low Number Bolt.

Brand new sliding piece puzzle by the master. Very solid, highly playable puzzle new in box. Shipping NL: 0-10 kg € 6,95 International up to 2 kg.: EUR 1 € 13,00: Most EU countries in Western Europe EUR 2 € 18,50: Most EU countries in Eastern Europe, also the Baltics, Finland, Hungaria, Ireland, Poland, Portugal EUR 3 € 19,30: Europe: a variety of other, mostly smaller European countries and non-EU members World € 24,30: Russia and everywher...

Object: Remove the "diamond" from the Queen.(May need a bit of polishing to restore its shine)