If Cameron hadn't been worried about what the older girl might have thought about him, his face might have slipped into a pout. A frown stretched across his face instead, and a noise that came across as distinctly offended left his throat.

"I don't suppose you're a master of all classes then?" he retorted, though made a strong attempt to avoid a tone of disdain or unfriendliness — tones that would likely run her off before she could help him — when he spoke. "It's just Potions class I'm clueless about; I've never been good at that. You don't happen to be, do you?"