Ann Lousin

Amanda Vinicky

Illinois voters on Tuesday won't just have the chance to decide on who'll be their next governor or state representative. They'll be asked if Illinois should change its constitution. And to weigh in on a trio of non-binding questions legislators could use to guide decisions down the line.

It's one thing to pass a law. Politicians do that all the time; Illinois passed 500 last year alone.

But constitutional amendments are different. They're relatively rare, and harder to get through (and once changes are made, they're difficult to undo).