Kid's curtains can be a playful and trendy way to give a child's room a unique look and feel. 2. Assist in creating a calm and relaxing atmosphere in the room for learning, studying, and sleeping. 3. By blocking out the sun or trying to retain heat, kid's curtains can assist in controlling the room's temperature. 4. Assist in providing privacy for your child's room, particularly if the window faces a street or public place.