3D Printer! What?!
This is really something! I did not think that this was even possible.
A really good presentation is given by… a kid… about why he loves his 3D printer: http://store.makerbot.com/thing-o-matic-kit-mk7.html
Some of the really cools things that are made with 3D printers can be viewed at: http://www.thingiverse.com/