Nadia bit her lip, trying to recall... but for the first time in her life, she couldn't remember what a class was about. (Not that she had any notes on it to help her either way.) She involuntarily felt to check her temperature over the forehead, but it looked more like a gesture of thinking anyway, like rubbing her temples to think better. Finally, she risked it and raised her hand. Even if you couldn't remember, there was an easy way to guess with this professor.

"I believe we discussed the need to use a wand at all - and," possibly, "why young students like us should better go to an adult rather than try ourselves to face danger."