Great idea: paint the inside of kitchen cabinet doors with chalkboard paint. Now if I were reeeally organized, I would put chalk board pain inside the pantry and cupboard doors and use it to keep an inventory.
One of my favorite movie quotes! So much room for activities. but little, individual reading/working nooks (for a tea house or library.) -- or just a space to crash/decompress/work in a different position.
Gallery Wall / photo wall - use picture ledges to avoid drilling holes in the wall, easy to move frames around! I REALLY LOVE this idea, especially considering the amount of holes I put in the wall doing our last picture wall.
A DIY Playhouse Under The Stairs. Would LOVE this. Especially if the basement was a playroom. This would be great on those stairs. But maybe I'd rather make a Harry Potter themed reading room. Oh the choices,,,