three piece interlocking tetrahedron puzzle stewart coffin —

Founded three piece interlocking tetrahedron puzzle stewart coffin models & stl files for printing
Brick Puzzle
Lockwatcher
Cube Puzzle YACP
Geekdad_3D
ball puzzle
NathanDaniel1
Cube Puzzle YACP
Geekdad_3D
12part Puzzle
StormKat
star puzzle
hackinistrator
Bullet Puzzle
Greasetattoo
Puzzle Plane
Deemoss