Primary and secondary education is provided by the government through 13,355 basic and 1,157 secondary schools and is free to all. Since the advent of doi moi a small network of private and semi-private primary and secondary schools has also begun to develop. Primary education commences at the age of 6 (grade 1) and continues to the age of 10/11 (grade 5). Secondary education commences at the age of 11 (grade 6) and continues to the age of 17 (grade 12). In some areas government school facilities