Show HN: Blind Box Marble Maze – 3D-printed puzzle solved by tilt and sound [video]
By belforn · 2026-08-11 · 1 points · 2 comments
https://www.youtube.com/shorts/jezE-gSpZOw
A solid cube with holes on the surface, hiding a tunnel maze inside. You can't see the tunnels, only the openings. Tilt it and listen for the marble to find its way from one opening to another.
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