This is the only pen that creates three-dimensional plastic drawings. Instead of releasing ink, this pen extrudes warm thermoplastic that hardens within seconds, allowing you to create three-dimensional freehand drawings.
Travel carrier Kinetic Energy Case A case with a battery built-in is cool, but you know what's even cooler? A case that generates kinetic energy as the wheels turn, which can then juice up your electronics. Cost: Concept only Image: Yanko