It appeared so that Joshua Murray was one who never failed to impress. She offered a bow of her head in approbation of his success, figuring that a verbal display of praise would be unnecessary. It was clear that he knew that he was better than good at things like this, and letting him know that would perhaps be a little patronising or something of the like to the Slytherin.
She congratulated the others, though, the ones she assumed that would find appreciation in her words. She wouldn't exactly say that she knew the Murray child, not yet anyway, but... Well, it was just something in the way he acted, the fact that he came across as such a complex, clearly talented character.
"Okay!" she piped up finally, resuming her place front and centre of the room. "Well done, all of you! I'm very impressed." The Norwegian looked over the group of students with a smile; such a talented young class. "I won't be setting homework. If I don't see you next time, I wish you all good luck for the future and thank you for bearing with me for the last hour.
"Class dismissed."