Matchbox is a great Sequential Discovery Puzzle. From the Designer - Matchbox "Is a puzzling detection device". It has one of the most unique solutions I have ever seen in the very large numbers of SD puzzles I have solved. Matchbox is in excellent condition with orginal paperwork (solution - sealed never opened) and orginal velvet storage bag. It is a very rare and hard to find puzzle, this one is directly from IPP27 and copyrighted in 2007. Comes from a Smoke Free and Pet Free home. Has be...

Remove the yellow hexagon from the tray by sliding pieces, and remove through a slot in the side of the trayStarting position shown on instructions

Can you reverse the 14 and 15Exchange puzzle from IPP28 - William Strijbos

Hello,i want to sell ULTRA which was designed by Tamás Vanyó and crafted by Pelikan.The beautiful puzzle consists of the following woodtypes: Cherry, Mahogany, Wenge, Maple, Padouk and Acacia.The goal is to put everything together. :)Shipping can be combined if you are winning more than one of my auctions. The shipping costs will be calculated after the auction. The buyer has to pay the shipping costs but of course no PayPal fees. :)Please contact me if you have any questions about shipping...

Leontev's 205 Minutes is a masterpiece in both design and construction. So named because if you make one correct move per second, non stop, it will take you 205 minutes to disassemble. This n-ary juggernaut requires over 12 thousand moves to disassemble. Once disassembled, a reset mechanism allows you to quickly bring it to the original state with only four moves. It also comes with the 136 minute piece which only requires around 8,000 moves to solve.It was a difficult decision to make this puzz...

 Rizal by Rex Rossano PerezThis series by Rex is just plain fun!   Free the Coin!Purchased Last year and solved a couple times.Cubics Sale Page:https://cubicdissection.com/products/rizal-sequential-discovery-puzzle"Rizal was Rex's first sequential discovery puzzle and is a great introduction to the genre. While not terribly difficult, it is tricky and has an elegant solution. Rex's output is very limited, and we're not sure we will get more once these are gone."Shipping is $4.95 US.Overseas, ...

Item is in brand new condition - never solved and in original packaging including solution instructions.Winner - One of two jury first prizes in the Nob Yoshigahara Puzzle Design Competition - 2012. See description from Mr. Puzzle website:The object of the puzzle is to free Houdini from The Torture Cell.To do that you’ll have to discover the tools and work out how to use them.The idea for Houdini’s Torture Cell came from one of the locks in the incredibly complex The Opening Bat puzzle (part...

Boy was this interesting to dig up in my Bins, and discover that its called the Worlds Rarest Twisty Bead Puzzle!I had met John, and chatted with him as his was developing this for release, his thought process blew me away!The result, one of his first Original, Astrolabacus Puzzle.The Packaging has Mobius 1999, and I have the hand written receipt from John, along with 8 Printed pages from him on the Puzzle.I have opened and played with this for a few days, back when I received it.It Turns pret...

Sold out copy from a very limited release of this unique SD puzzle. It's not extremely challenging, but a fun solve with a really cool a-ha moment.From the Friendly Works website:Wet Hair is the first ever sequential discovery puzzle from Friendly Works! Made from layered, laser cut acrylic, your task is to find the coin, which will prove trickier than you might expect.

Brace Yourself is a 6 piece burr puzzle made from Rosewood. Fit is excellent. Your choice as to whether you want it assembled or not. It was originally unassembled. Comes with original documentation and solution. It is a challenging puzzle so if you’re a burr-ginner, I suggest the assembled option! Description Frans had the stated object of making a six piece burr which looks slightly different than you are used to. To give you a heads-up we have at least given you a photo of the assembled p...

Unique and very unusual puzzle by Oscar Van Deventer and manufactured by Bits & Pieces.After the end of the auction the final shipping cost will be calculated.Payment options : Paypal, SEPA bank transfer (EU countries) and Wise.

"Over the Top Cone or Disc Puzzle," an early 1900's version of the classing Towers of Hanoi puzzle.  This antique is in very good shape.  The box is sturdy, but a couple of pieces of the label have been marred.I will ship within the US at insured priority mail pricing (around $10), and am happy to ship overseas at cost, but I cannot always guarantee that overseas packages can be insured.  Minimum overseas charge for packages is $15.50 (without insurance).  Thank you for viewing my auct...

Selling my Green RevoMaze, never solved it...RevoMaze official description: (https://www.revohq.co.uk/product/green-v3-2/)"The beautifully coloured Green V3 has a Revomaze difficulty rating of 60 / 100, making it the ideal introduction to our intermediate puzzle collection. The Green V3 was named one of Wired magazine’s top ten gifts at the UK Gadget Show in 2010 and has remained incredibly successful ever since.Soon after our very first run of Blue production versions were shipped the Green V...

 The contrasting colors on this are magnificent!  Description below from Juno site Pluredro.Buyer to pay shipping cost, to be added to final bid price at end of auction.  Please wait for the final updated invoice before submitting payment.Description: https://www.pluredro.com/shop/sdbb-masterThis is the most complex sequential discovery puzzle we have ever produced that also requires more solving steps than our former product, Slammed Car. The puzzle has six compartments and to reach the...

Selling my Bronze RevoMaze, never solved it...RevoMaze official description: (https://www.revohq.co.uk/product/bronze-v3-2/)"The difficult Bronze V3 has a Revomaze difficulty ranking of 80 out of 100, making it the most difficult puzzle in our Intermediate range. This puzzle necessitates patience, focus, and commitment due to its average opening time of 40 hours. The idea behind the Bronze was to create a complex puzzle that would keep you interested while still being enjoyable to solve. The gro...

This is an intriguing puzzle with a complex set of invisible gears inside.Once the mechanics are understood, any patient puzzler can solve it.The goal of this puzzle is to scramble and the re-arrange the picture/text on the top of the puzzle.The bottom shows the same picture/text, that does not scramble.The text reads "Normal L. Sandfield" "Robert E. Sandfield" and "The Brothers'Adventures Continue!"How does it work?The puzzle has 3 layers that can be rotated independently by hand on the outside...

This is Box One by NPH. Solved once and reset to original condition! These are still available at Target so please no crazy bidding! There’s nothing special here!

Free the Five is a set of mechanical puzzles with the goal of releasing 5 coins from the 3 boxes. The mystery starts immediatly upon inspection as you will discover there are only 3 visible coins (where are the other 2?). You will need to press buttons, tilt the boxes, listen carefully and utilize any tools you discover along the way to free all five coins.These items are 3D printed and handmade so some minor imperfections may be present.Small pieces and strong magnets; not intended for small ch...

Optical Delusion was the exchange puzzle of Patrick Major at IPP25 in Finland, 2005.The goal of this puzzle is to Insert the 3 green acrylic pieces into the pentagonal prism frame.This involves rotating 3 layers of the pentagonal prism.The puzzle comes in original zip lock bag with original solution paper.The solution paper is torn, but perfectly readable.= = = = = over 70 IPP25 exchange puzzles available, see my other listings = = = = =

This is an intriguing puzzle with a complex set of invisible gears inside.Once the mechanics are understood, any patient puzzler can solve it.The goal of this puzzle is to scramble and the re-arrange the picture/text on the top of the puzzle.The bottom shows the same picture/text, that does not scramble.The text reads "Normal L. Sandfield" "Robert E. Sandfield" and "The Brothers'Adventures Continue!"How does it work?The puzzle has 3 layers that can be rotated independently by hand on the outside...