Yes, Harry Potter is especially good because although it's written for younger readers (i.e, not difficult reading) it's well written and enjoyable for all ages

Yes, Harry Potter is especially good because although it's written for younger readers (i.e, not difficult reading) it's well written and enjoyable for all ages. Also, you can find audio for the book as well as text in both languages. Listening to foreign language audio while following along in foreign language text is excellent method.