“Himitsu-Bako” is the blanket term for the design and implementation of Japanese puzzle boxes. Beginning in the 1600s, craftsmen would manufacture the shells so that they could be opened only by the ...

I spent three years deeply immersed in Puzzleland writing my book The Puzzler—a memoir of my lifelong obsession with puzzles of all kinds, featuring adventures to global puzzle hotspots, the history ...

[Kagen Sound] is a woodworker and artist who gives a great behind-the-scenes look at his amazingly high-quality puzzle boxes (video). Not only do his varied puzzle box designs show his math background ...