Two things green building enthusiasts always talk about when it comes to modular homes is how little waste is created during construction and, often, how quickly the homes go up once they're delivered -- in pieces -- to the site.

Would you believe that Michelle Kaufmann's Smart Home could be assembled in 90 seconds? No? Watch the video after the jump.

OK. So that was a little tricky. But, still impressive to see the whole thing built like a gigantic set of Legos, no?

Via Michelle Kaufmann