"Well, I've never built a whole building before... I may need another cardboard sheet, this should take up to a day, maybe longer, at least the outside should... Actually there is something I should have done to this cardboard first..." *He walks back into his box and five minutes later he comes out holding what seems to be some sort of paint sprayer with a hose attached to it leading back into the box. He starts coating the cardboard with a clear liquid.*