But over the years, teachers have been expected to supply more and more of their class materials at their own expense. I'm not saying that puts them at "fast fo

But over the years, teachers have been expected to supply more and more of their class materials at their own expense. I'm not saying that puts them at "fast food" level wages... but it does need to be taken into account when we talk about how much teachers make. They spend a non-trivial amount of their income to support their job.