This clinical trial is conducted to see if after surgery of appendix(open appendectomy) in children giving oral nutrition within 6hours of surgery instead of older method of starting oral nutrition after 24hours of surgery improves the outcome or not which is the length of hospital stay(from the day of surgery until discharge) and to look for complications associated with oral nutrition (nausea, vomiting, abdominal distension, diarrhea) as well as return of bowel activity after surgery that is passage of flatus(gas) and stool.Participants after taking informed consent are enrolled in two groups,group A in which oral nutrition is started in 6hours and group B in which oral nutrition is started after 24hours of surgery and then see for the outcome during hospital stay until 1week after discharge on follow up.