Suggest Treatment For Stomach Ache And Pain In Navel Area

Hi my daughter is 7 years old and has been complaining of a stomach ache around her navel area for about 2 weeks. It s approximatley a 1-2 on a pain scale of 1-5... she is active no fever. she is eating and no diarehea. She seems find jumping around it s just the pain. What could it be?