Small bathroom makeover - love the floating shelves and storage next to the toilet
Murphy Bed - Bunk Bed (I wish I had an excuse to build this!) - How cool! You could even paint the bottom of the beds so that when it was folded it would be giant art work on the wall
Add feet and wallpaper to a cheap bookcase; it's amazing how much nicer it looks just being off the floor.
converting an old entertainment center in to a wardrobe...
remove a drawer and add a hinge to its face for a mini desk or buffet tray
Two bookshelves, a board and some molding around the bottom- desk, island, craft table.