A secondary school, often referred to as a high school or a senior high school, is a school which provides secondary education, between the ages of 11 to 19 depending on location, after primary school and before higher education.
Secondary Schooling

NATURAL RESOURCES DEFENCE INITIAVIVES
NATURAL RESOURCES DEFENCE INITIAVIVES

A secondary school, often referred to as a high school or a senior high school, is a school which provides secondary education, between the ages of 11 to 19 depending on location, after primary school and before higher education.