Hermione nodded again, but looked as if she was thinking about something. It was easy enough to get away from Hogsmeade, because students would be everywhere, but once they were in Godric's Hollow they ran the risk of being identified too fast.
"I've been brewing a batch of polyjuice. It won't last the whole day, of course, but it should give us enough time if we're bringing it back with us." Bringing it back to the school before they were sure what exactly a Horcrux that powerful would do wasn't the best idea - she'd stolen a few glimpses at Dumbledore's hand while they'd been in his new rooms talking to Mundungus - but she didn't see any way around it at the moment.