Orr listened to the others' answers and was truly intrigued by the answers being a muggleborn and a first year, she didn't know a lot of these things.

But wand length? She did know that didn't she?

Orr raised her hand, "It is of course indicative of the person's arm length like a lot of people have already said but perhaps it also indicates how well the magic flows from the person through the wand and as such different lengths alongside the wizards allow for a better conductor?"