Speaking of Pop-up

Spending too much time on the internet today. But this is probably the truest "pop-up" example I've seen. Talk about minimizing material waste: http://freshome.com/2011/05/06/a-creative-design-rising-chair-by-robert-van-embricqs/

Pop-Up Paper Lamps

Found this while surfing the interwebs. Interesting way to make a functional object using just paper, some folding, and glue.
http://www.designboom.com/weblog/cat/8/view/16595/nancel-duke-sadako-paper-lamps.html

*couldn't get the picture any smaller, sorry