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.
Piston Puzzle - Sequential Discovery Puzzle
A beautiful mechanical puzzle crafted from solid brass with a unique, seven-stage, sequential discovery solution. The goal is to find the brass ball locked inside the cylinder. Designed by Felix Ure the puzzle is rated...
Hip-Flask Puzzle - Sequential Metal Puzzle
A premium mechanical brass puzzle by Felix Ure. The Hip-Flask puzzle is a multi-stage, sequential discovery puzzle. The objective of the puzzle is to remove the lid of the flask - but to do so you will...
Piston II - Metal Puzzle by Felix Ure
The Piston 2 is a sequential discovery puzzle crafted from solid brass, featuring a unique six-step solution. The goal is to remove the 4 steel balls from the top of the puzzle....
A Chance Meeting Puzzle Box - Karakuri Puzzle
The "A Chance Meeting" puzzle box is composed of three parts that each one reviles a hidden secret compartment mechanism that needs to be unlocked in order to open the box. A truly clever...
High-Quality Metal Puzzles - By Felix Ure
High-quality mechanical metal puzzle set. Those are the first two puzzle designs by Felix Ure (Titan puzzle and the Hip-Flask puzzle). Both puzzles are very hard to solve. Titan Puzzle - Very hard metal puzzle and...
The Genius Puzzle Collection Set
Ready for the ultimate true puzzle challenge? Our Genius Puzzle Collection Set brings together the most intricate and mind-bending puzzles designed for true puzzle masters. This exclusive set features our finest...
Dice Puzzle Box (New Version)
An exquisite puzzle box crafted by Karakuri! This new edition of the Dice Puzzle Box is an updated version of the original Dice Box designed by Akio Kamei. As a...
Alchemist Puzzle Box - By Osamu Kasho
A new puzzle box from Japanese puzzle master Osamu Kasho. The Alchemist puzzle features an artistic design box with secret storage space. To solve the puzzle and open the drawer, you'll need to discover...
Moon and Bear Puzzle – Karakuri Puzzle Box
The Moon and Bear - (recent addition) is a stunning Japanese Puzzle Box with unique opening mechanisms. The object of the puzzle is to open the small compartment that is...
The Piston Puzzle Set by Felix Ure
Experience the evolution of one of the most sought-after mechanical puzzles in the world with the Piston Puzzle Set, featuring Piston 1 and Piston 2 by renowned designer Felix Ure....
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...
