Toothpick Truncated Icosahedron 3D-malli almost 2 years 8 Friction Welded Truncated Icosahedron 3D-malli almost 2 years 2 Geodesic Dome Gingerbread House 3D-malli almost 2 years 3 Solid State Bouncy Ball 3D-malli almost 2 years 4