Author: Joyce Mbedha, Peter Mageto, Alice Munene & Kennedy Ongaro Dayster University, P.O. Box 44400-00100 Nairobi, Kenya. Author E-mail:nyaloka.jm@gmail.com ABSTRACT Aggression among school-age children is a phenomenon that does affect the developmental, academic, and social interactions among this population. As such, the current study intended to examine the prevalence of aggression in school-age children in…