Aria The Animation, Kobato. Recommendations
Both anime are light hearted stories about a young girl (not a child) interacting with others, while they work in their chosen profession. Both also have elements of fantasy.
Airheads enjoying little wonders of life at the same time changing moods of everyone they have met.Cute characters that are hard to not love.Also you can hear from time to time "ara ara" in the background.
Kobato and Akari are very similar in personality. Both shows are light-hearted and enjoyable to watch.
Both of these anime fall into the class of "Healing" anime. If you put on an episode of one of these shows, they will just heal your heart and leave a smile on your face.
-Both center around a very optimistic girl
-Have a similar vibe
-Get you to appreciate the little things in life