I took a video of this while i was in my robotics club, ill explain what it is. its called the makerbot replicator, it prints in plastic, and it costs $3000 to buy one. :) the rest of this is pretty self explanatory, this guy thats talking is not me, hes the one whos working on it enjoy!
I have one those, my dad needs it for work c: I can make random stuff with it c: I have the Replicator 2.0 tho