I saw this puzzle and I didn't have the money for it but I did have some filament and knowledge of Blender. It's a very difficult puzzle with only 5 pieces. I hope you enjoy it.
Corrected the tray which was about 1mm too large allowing for two solutions. Now only one solution is available.
puzzle_3_box_v2.2.stl | 13.8MB | |
puzzle_3_pieces.stl | 290.3KB |