(Image credit: Apartment Therapy )

Thanks to AT reader Rob, the Apartmequarium guy from last year's Smallest Coolest Contest, we're sharing the coolest how-to for making your own invisible bookshelves. Check it out here.

We love this because it's one of those projects where you get the greatest results with such little means. Easy-to-find, cheap materials, a little (very little) elbow grease and voila!