Remember all the those floating bookshelf tutorials that were all the rage a few years back? Design studio YOY took takes the idea to a new level with their shelf extender called, appropriately, 'extend.' Not much to it, really. Just some metal and a clamp, but the effect is so eye-catching, the collection books now come across as sculptural. Visit designboom for more pictures and info.
YOY design studio: book planter + shelf extenders [designboom]