A secret opening puzzle is a type of puzzle box that has a hidden compartment that can only be accessed by solving a puzzle. The puzzles can vary in difficulty, from simple slide puzzles to complex mechanical contraptions. These puzzles are often made of wood and can be quite intricate. They make a great gift for puzzle enthusiasts or anyone who enjoys a challenge.
Quaternary Box - 1,536 Step Karakuri Puzzle Box
This Quaternary Box stands out as undeniably one of the most formidable challenges among Karakuri puzzles you might ever encounter—no exaggeration! Opening it demands an impressive 1,536 steps, navigating a...
Japanese Himitsu Bako - 10 steps
There are 10 steps to breach the inner sanctum of this exquisitely crafted, intricate Japanese Himitsu Bako. Included on all faces are dazzling geometric patterns, composed of different wood grains...
Hidden Mechanisms Puzzle Set
A special collection of compact mechanical puzzles where hidden interactions, concealed movement, and layered discovery take center stage. The Hidden Mechanisms Set was carefully curated to showcase three collectible puzzles...
The Puzzle Designer Series: Volume I
Discover a special limited-edition collection of collectible mechanical puzzles created by some of the world’s most respected puzzle designers and master makers. The Puzzle Designer Series: Volume I was carefully...
Wil Strijbos x Felix Ure Signature Series
Discover a rare collection of collectible mechanical puzzles created by two of the most respected designers in the world of mechanical puzzle craftsmanship. The Wil Strijbos x Felix Ure Signature...
Dovetail Cube #02 - Impossible Puzzle
Dovetail Cube #02, designed by Wil Strijbos, builds on a classic idea and quietly transforms it. The movement is more restricted. The mechanism reveals itself more slowly. What seems obvious...
Yin Yang (69 Puzzle) - Metal Brain Teaser
At first glance, the Yin Yang 69 (Tai Ji 69) looks like a solid, sculptural object. Smooth, balanced, and perfectly weighted in your hand. But beneath its minimalist exterior lies...