It takes 2 years. Primary school Primary school is for children from 6 to 13 years. It takes 7 years. Children in primary schools wear smocks. I'm not sure when they were first introduced, but they are still common.
State schools require white smocks, different styles for boys and girls.
Private schools may have colored smocks. Blue is a common color. Often uniforms are worn at private schools under the smocks. Secondary school Secondary school is for youths from 14 to 18. It takes 5 years.