It's a less material-heavy version of a *very* difficult puzzle by George Sicherman I recreated from scratch in Fusion 360. It's *not* easier to solve at all but requires only ~22 g (7 m) of filament! The objective is to fit all 6 pieces into the frame.
Free 3D file Marble ball puzzle 🧩・Object to download and to 3D print・Cults
Martian Diamond Puzzle Light by georgmierau, Download free STL model
Free STL file Martian Diamond Puzzle Light 💎・Template to download and 3D print・Cults
Puzzles best free 3D printer files・959 models to download・Cults
3D file The Mars Puzzle 🧩・Template to download and 3D print・Cults
diamond puzzle 3D Models to Print - yeggi
diamond puzzle 3D Models to Print - yeggi
Free STL file Marvian the martian free 🆓・Design to download and 3D print ・Cults
Puzzles best free 3D printer files・959 models to download・Cults
Martian Flying Saucer - STL files for 3D Printing
Free STL file Marvian the martian free 🆓・Design to download and 3D print ・Cults
Sliding Number Puzzles - (print in place 15 puzzle) by zcassell, Download free STL model
diamond puzzle 3D Models to Print - yeggi