No, illusions don't do anything for the one who is effected. I would like her to be as tall as an adult, not just people seeing her as one. It's quite the difference.

It's a pleasure, Mr. Lute. I don't specialize in any magic, except Fire for attacking... [Which he'll never brag about beyond that] However, I have a lot of non-combat and domestic spells I use... levitation and animation help with chores and daily tasks. Moving furniture to clean is easier when you don't have to life it by yourself. [he laughs]