A few wooden lines attached to a plant holder, in random fashion, is the easiest way to beautify the white walls of a small balcony. Again, different plants in pots of various shapes and sizes lends an effortless quirky twist.
Log Bird Feeder - 23 DIY Birdfeeders That Will Fill Your Garden With Birds (my note: I haven't looked at all of these, but at least one is a terrible idea. The window birdfeeder -- birds could fly into the glass and hurt themselves.
Crate shoe storage We could probably do the wall beside sky's closet like this to help her keep her shoes up off the ground and organized. Interesting way to organize shoes. It would look good if we did the pallet wall accent in her room thoughts?