What did they do in school in Johannesburg?

Actually, You can. It'll work. But, I'm not sure if you should or if security will pull you over if they see you using it on a holiday.

Back in the age of the dinosaurs, schools used to mail out a list of needed school supplies, and also provide local merchants with the requirements by grade level. Many merchants would pre-bag sets...

A trade school typically has instructors who are certified (if not also licensed) in the trades being taught (electrician, plumber, beautician, etc), or at the very least experienced in those trades...

typically (depending on the state you go to) you get about 180 days. give or take a few more to make up for snow days. that's the state average

Well, it is certainly remembered as a school!