3D Pen - Plastic to metal, Girlfriend spider prank, Dry ice air-hockey. #3D Simo Mini

Link to KickStarter: Ive always wanted to play with a 3D pen, they look pretty fun. Ive figured out some practical uses, like turning plastic into metal, and 'welding' broken plastic together. Its easy to turn any 3D drawn or 3D printed plastic object into metal. You just need to encase it in plaster, and drill some holes through the plaster to the object. Thats so you can melt out the plastic, leaving a hollow mold y