As new condition in original box with solution. Great SD Karakuri in perfect working order.Please don't pay until shipping costs from the UK have been calculated.

    A clever new idea of ​​a very old concept. Assignment: remove the loose ring.

As new condition in original box with solution sheet. In perfect working order.Please don't pay until shipping costs from the UK can  be calculated.

Chinese Cricket Cages with Secret Openings by Frans de Vreugd Hardback, hundreds of photos, 2013, 132 pages, Very scarce. These small cages were used to keep crickets as pets and to transport them to cricket fights. There is an incredible amount of workmanship in a lot of the cages. This book focuses on collecting cages where the opening mechanism is secretly hidden. For collectors of secret opening boxes and those wanting an interesting new hobby. Hate to sell this ...

This is a design by Jurgen Reiche, so in simple terms it is a puzzle that looks easy... but isn't! There are plenty of near solutions and discoveries to make.It is no surprise that Allan Stein made this his IPP40 (2023) exchange puzzle.I will be listing most days, so feel free to combine shipping or ask me to hold.Shipping is $6 UK and $18 Elsewhere.

This is a Mint condition puzzle with the original box, made from Walnut and Aluminium.Dated and Signed by Eric Fuller.Description from the cubic Dissection Website, with thanks:5L Bin is an engaging binary sequence puzzle from designer Pit Khiam Goh. Known for his work in creating complex sequential mechanisms, 5L Bin results from Pit folding n-ary concepts into a packing puzzle format. The goal is to remove all five pieces and then pack them back into the box.5L Bin is an extremely well made pu...

Set: Puzzle Box 1, 2 & 3 – Jean-Claude ConstantinDescription:For sale: a set including Puzzle Box 1, 2, and 3 from the renowned designer Jean-Claude Constantin. These mechanical puzzles are valued for their build quality and clever mechanisms. This set is perfect for collectors and puzzle enthusiasts looking to discover or complete the series. • Condition: Very good condition, handled with care. Photos available upon request. • Price: €47, non-negotiable for the complete set. • Payment...

Venn PuzzleDescription:For sale: the renowned Venn Puzzle, a modern mechanical puzzle known for its elegant design and precise engineering. This puzzle is perfect for collectors and puzzle enthusiasts seeking a challenge that is both aesthetic and stimulating. The Venn Puzzle offers a unique experience that will test your logic and dexterity. • Condition: Very good condition, handled with care. Photos available upon request. • Price: €87, non-negotiable. • Payment: PayPal Friends and Fam...

Two in One BoxDescription:For sale: the renowned Two in One Box, a mechanical puzzle appreciated for its clever engineering and original design. This puzzle is perfect for collectors and puzzle enthusiasts seeking a refined and stimulating challenge. The Two in One Box offers a unique experience that will test your logic and dexterity. • Condition: Very good condition, handled with care. Photos available upon request. • Price: €57, non-negotiable. • Payment: PayPal Friends and Family onl...

Luzon – RexDescription:For sale: the Luzon puzzle by Rex, appreciated for its original design and clever mechanism. This puzzle is perfect for collectors and enthusiasts looking for an elegant and challenging experience. Luzon offers a unique solving journey, blending thoughtful problem-solving and dexterity. • Condition: Very good condition, handled with care. Photos available upon request. • Price: €77, non-negotiable. • Payment: PayPal Friends and Family only. Please do not send pay...