I like this yellow I think.

add feet and wallpaper to a cheap bookcase

Colourful shadow boxes

Borrow a trick from interior designers: Inside a bookcase, use paint that’s a couple shades deeper than the room color.

Love this idea! Wrap fabric around cardboard and place into shelf instead of painting inside. You can change out as much as you want to.. Good tip if you don't want to paint or if you want to change the look of the shelves with seasons..

Office shelves

Simple stack of multiple fabric-covered foam pads. makes a cushy "sofa" in the playroom, and can be pulled apart for multiple sleepover guests, movie night pillows, or tumbling games, etc.

The bookcase arrangement is actually suited for a small living room as well! Love it!

bottle cap back splash.

Bookshelf ~ this is the kind of bookshelf i want in my house

Dresser used as bookcase

Polka Dot Wrapping Paper Backed Bookcase Update the Look Behind Your Books {9 Easy Ideas}

Would this be a cool if the bookcase were black instead of white?

Problem #1: Your walls are a shade of blah and you can't paint it since you're renting. Incorporate color or pattern by painting the back of a bookshelf or hutch—genius! 5 other ways to decorate your rental:

Rustic DIY Bookshelf with IKEA Ekby Brackets. Learn how to find wood that actually fits the IKEA brackets! | A Shade Of Teal

floating shelves

Can totally make this using an Ikea book shelf, an Ikea lazy susan, a cork board and a mirror! Great for kids rooms!

This bookshelf was rescued and restored back to (colorful) life. #hgtvmagazine http://www.hgtv.com/decorating-basics/rescued-rehabbed-and-resold-furniture/pictures/page-5.html?soc=pinterest#

billy bookcase in bedroom