oh ...im not gunna lie that was quite confusing. lol
here he have 4 quartars. each one is 9 weeks long. after 9 weeks we have midterms then andother 9 weeks. then winter break for 2 weeks. the finals when we get back. then we get new classes and then 9 weeks then midterms then spring break for a week then another 9 weeks them finals and then summer break. and then we do it alllllllll over again until high schools over :P
maybe in australia