from www.karakuri.gr.jp:This work was designed as a Christmas present for 2009.There are 4 drawers. The direction of the drawers are all different from each other. Only the very bottom drawer isn't locked. When you move the drawers in a special way, you will be able to open the drawers in sequence. The goal is to open all the drawers at the same time. A mechanism called, "prevention of countercurrent" was needed to make this work. The device is fitted only between drawers next to each other. The...

from www.karakuri.gr.jp:Do you know how to solve the "Box with a tree"?If you know how, then that becomes a hint.You can move the 4 plates freely.But, the top plate won't open.There are 4 trees on the top.The direction of the trees are a hint in solving the box.buyer is responsible for money transfer fees (ie 3.5% for paypal), packing and shipping expenses...

Painstakingly handcrafted from the finest materials, the box features some very nice inlay and intersting stepped miter joinery on the edges of the shell box. Custom internal mechanisms were hand milled from solid bar stock aluminum and took several weeks alone to make. Each 51 Pound Puzzle Box is signed and dated by the artist. This box does contain powerfull magnets, and as such should be kept away from mechanical watches, credit cards, sensitive electronic equipment and pacemakers. For obvous...

Although it looks relatively modest on the outside, this is a phenomenally difficult puzzle box to open. It is by far the most difficult box Eric Fuller has produced for the public. T Beginning with simple sliding panel moves, the solvers task is to find the key and use it to disengage the concealed locks which prevent it from opening further. Once again, the simple appearance of this box belies the amount of work poured into its craftsmanship and construction. It is a very, very difficult puzz...

Set of four Constrained Burrs by Logan Kleinwaks, made by Eric Fuller. His comments on the original listing:- When Logan sent me the first puzzle in this series, the Bookend puzzle, I was very impressed. The concept was interesting, the solution tricky, and of course the finished puzzle displayed very nicely. He then followed it up with three more complimentary designs, each with a unique solution. I knew immediately I wanted to make them, and so now I'm very glad to be able to share with you...

Binary Burr by Eric Fuller. His original comments: The Binary Burr is a classic Bill Cutler design. It was awarded a First Prize at the 2003 IPP Puzzle Design Competition, and has been unavailable for several years. Here is what Bill has to say about it: "The Binary Burr is a burr that functions like a 6-ring version of the Chinese Rings. The puzzle consists of 21 pieces. One is equivalent to the ‘bar’ in a Chinese Rings puzzle, and six others are equivalent to the ‘rings’. The other ...

Sliding block puzzle, 1968, The Roalex Co., Rego Park, NY.Arrange 5 colors in the 4 x 4 grid so that no color is repeated in any row, column or diagonal.I ship internationally. All payments from outside the U.S.A. should be paid in euro to the PayPal address shown in the invoice (if your currency is not euro, it will be converted automatically). NOTE TO AMERICAN BUYERS only: Please pay in dollars to this PayPal address: games@thebiggamehunter.com; if you wish to pay through PayPal with a credit ...

It is a puzzle from the 80s and is patented by Claus Fohlmeister. It is a coin bank. To open the bank you have to know the trick, but it is not a simple trick .You need more then 4 steps before you can open it!!!Shipping cost is< 500g world 5.25 $< 1kg world 10.5 $ I will combine shipping cost if you have more then one puzzle.You have to pay the paypal fees.

The booklet contains 137 problems! Has 13 irregular shaped pieces.Pieces are in excellent condition. Only the box and the booklet are in average conditionShipping cost is< 500g world 7.5 $I will combine shipping cost if you have more then one puzzle.You have to pay the paypal fees.

Rat Trap Puzzle, mid 1900s, Selchow & Righter Co., NY. What's unusual about this rat trap dexterity puzzle is that it was made by Selchow & Righter, the game company known for games from Parcheesi to Scrabble to Trivial Pursuit; I haven't seen any puzzles of this sort in their line.I ship internationally. All payments from outside the U.S.A. should be paid in euro to the PayPal address shown in the invoice (if your currency is not euro, it will be converted automatically). NOTE TO AMERIC...

This puzzle was given to me and I do not know much about it. The metal can has no english words but displays a website: www.mopin.com. The website is not active. I only found 1 link about it with a google search, mentioning it as a Japanese puzzle - objective is to take the 52 pieces and create 2 cubes, with sides of 7 units long in measure. http://www.twistypuzzles.com/~sandy/forum/viewtopic.php?f=18&t=7686&start=0

Information from Rainer Popp:The lock is a homage to the old 'bullring' locks. Those locks had no classical shackle. The shackle is a ring with a gap. It is possible to turn this ring when the lock is open. Four steps to open. A massive lock with 900 gram weight. Manufactured from Brass and Stainless Steel.

This puzzle is Trevor Wood number TW09. Each of the 9 pieces are made up of two combined tiles. The object is to pack all the pieces into the box.The puzzle has a unique solution. The top of the cover is Padauk. I do not know what wood the sides of the box are. The tiles are a dark exotic wood possibly Macassar Ebony. The bottom of the box is stamped TW.

Information from Rainer Popp:This lock features an extraordinary design and an unusual Trick. 5 Steps to open. Manufactured from Brass and Stainless Steel.

These are two of Wil Strijbos bolt puzzlesthey were purchased in the early '90s from Ishi Press.one of them was called the Bomb, the other is unknown.I don't know where they fit in Wil's current series of bolts.

Fire Plug (AKA: Fire Hydrant & Play With Fire) is a take apart type puzzle, designed by Marcel Gillen in 1999.The objective is to remove the dog from inside the hydrant.

Information from Rainer Popp:After Popplock T1 there was the call for a lock with an affordable price which could be opened in a reasonable amount of time. T2 comes with a key and has 6 steps to open. Manufactured from Brass and Stainless Steel.

The Golden Ratio Puzzle Box # 2 IPP 34 Top Ten Vote Getter Winner The Golden Ratio Box was my entry into the 2014 IPP 34 Nob Yohisgahara Puzzle Design Competition and I was very happy to receive a Top Ten Vote Getter Award for the design. I now have 4 available for collectors of the limited edition run of 7. The boxes are crafted with an exterior of Roasted Birdseye Maple and Padauk and an interior of Curly Maple. The Golden Ratio box has a solution of 9 moves to discover all of its sec...

A unique puzzle that separates into 4 pieces, each composed of "planks" that are 1 unit by 4 units in size, and where the pieces are attached at 90 degree angles. Made in four different woods by Jean-Claude Constantin, who lives in Germany and designs/manufactures many different puzzles using different materials (wood, metal, etc.). Puzzle has a modern sculptural look that displays well in any collection. There's some slight bending of certain planks, but no significant effect on the o...

included in this lot:Escape from the Web Saul BobroffSnake in the Grass James DalgetyShades of Donuts Bill DarrahFire and Air Rene DawirNext Floor Oskar van DeventerL-Pyramid Marcel GillenStar 29 Douglas EngelIPP-edron Pantazis HoulisSelf-Referential Tiles Wei-Hwa HuangEmerald Isle James KerleyTurnip Puzzle Vladimir KrasnoukhovJungle Puzzle Part 2 Yee Dian LeeBlack or White Tomas LindenDevil's Gate George MillerOne Piece Puzzle Harry NelsonMagic Fish Tsugumitsu NojiSuper H...