school

An elementary school is the main point of delivery of primary education in the United States, for children between the ages of 4–14 and coming between pre-kindergarten and secondary education....

A secondary school is one means of delivering education to adolescents in level 2 or junior secondary education, which is considered the second and final phase of basic education, or...

A middle school (also known as intermediate school or junior high school) is an educational stage, which exists in some countries, and takes place between primary school and high school.