<Li> 6th year (11--12 years old) </Li> <Li> 3rd cycle (3o ciclo)--former secondary education (10th - 11th - 12th year were the complementary course of secondary education) <Ul> <Li> 7th year (12--13 years old) </Li> <Li> 8th year (13--14 years old) </Li> <Li> 9th year (14--15 years old) </Li> </Ul> </Li> <Ul> <Li> 7th year (12--13 years old) </Li> <Li> 8th year (13--14 years old) </Li> <Li> 9th year (14--15 years old) </Li> </Ul> <Li> 7th year (12--13 years old) </Li>

When do you start high school in australia