Create a library wall (maybe not the whole wall, but some shelves like this might be useful).
Now that's an organized play closet! | Sunny Side Up
love this idea - foam hardwood flooring, maybe for a play area for the kids without having to lose the affect of the existing hardwood flooring already installed.
Indoor playhouse for those cold and rainy days = best playroom ever!
Easy display shelving creates a library-like air in a playroom. | 41 Clever Organizational Ideas For Your Child's Playroom
Chalkboard wall - - - to do or not to do... the dust may drive me nuts. OCD can suck at times!