Well I wear mine. Technically I'm probably not supposed to wear it as we can't have any devices that connect to the internet but it's in airplane mode whilst at work (iPhone is out of range). So I don't see the problem.
Questions on the US History AP exam include things like "how did the Industrial Revolution affect the outcome of the French Indian war."
It's not memory. It's understanding and synthesis. You could use your laptop during the exam, and still not get the correct answer unless you already knew enough about each event.
Maybe there are some like that somewhere, but with the Internet in the state that it's in today and has been for some years pretty much anything is out there.
I am a rising senior in college and use mine in class sometimes. Really only to check or quickly reply to messages. My professors have noticed and not cared. Also I am a computer engineering student so most of them embrace new tech
I work in a government location that is secure from a no cell or wireless standpoint in some locations in the building. I have the phone on airplane mode in those areas so I'm not so sure the watch will be a problem *yet*. I suspect once security finds out we may have a talk. I've seen other engneers with Google watches and they are in the locations as well.
Pot legal in DC can't smoke it.
Apple Watch can't wear it.