: Internal gears or dials that must be aligned to a specific "code" or orientation.
How This Guy Makes the World's Best Puzzle Boxes | Obsessed | WIRED mechanical-puzzle-box
Mechanical puzzle boxes are handheld objects that require a series of physical manipulations to open or solve. Often referred to as "trick boxes" or Himitsu-Bako in Japanese culture, they combine intricate joinery with hidden internal mechanisms like sliders, gears, and magnetic locks to secure a secret compartment. : Internal gears or dials that must be
The complexity of a puzzle box is determined by the "steps" required to open it. Common mechanisms include: mechanical-puzzle-box