In this video, a modern plywood bookcase is built to serve as both a bookshelf and a cube organizer. The design features book-holding boxes made with 45-degree miters that fit together seamlessly.

If you've got old shutters you've been meaning to replace, don't toss them out just yet. Try out this thrifty DIY that transforms it to hold books instead.

Strong, quick to build, no visible supports and made from only two parts! Floating shelves are handsome, easy to build and inexpensive. And they’re strong even though they have no visible supports.