Japanese folding fans, also known as sensu, are as beautiful as they are functional. Fashioned out of decorative paper and wood, you can make your own in just a few simple steps. DIY instructions here: http://www.ehow.com/how_4449525_make-japanese-fans.html?utm_source=pinterest.com&utm_medium=referral&utm_content=inline&utm_campaign=fanpage
Bendable wood from Dutch company Snijab. Using a laser cutter they make a series of micro-incisions in the wood. When they're done, it can folded without breaking. They've created these neat writing blocks, but this technique definitely has a great many applications.