The double dovetail puzzle is a classical brain teaser that defy intuition at first... How the 2 pieces where assembled with these two dovetails? I've added a twist inside to raise the disassembly difficulty.
You can see the puzzle in action in this video:
https://www.youtube.com/watch?v=djktBAgd2qU
doubleDoveTail_twist_A_mm.stl | 727.3KB | |
doubleDoveTail_twist_B_mm.stl | 700.8KB | |
marble_mm.stl | 4.1MB |