| | Family Health | Pediatrics Is it normal for 13 year old boy to touch his 10 sisters bottom? It is not normal for a 13 year old boy to touch his 10 sisters bottom. This could be considered sexual abuse and should be reported to the authorities. Pediatrics - Related Articles Signs and Symptoms of a Papaya Allergy What caused death? How to Calculate Skinfold Does cornstarch help a diper rash? How to Report a Crime in Peoria, Arizona How to Follow a Diet Without Grains & Sugar What is the abbreviation of word physician?