1. Remember this though: if Buster believed anything that he read, that easily could have just been a myth that he accepted as fact.
2. Note that Buster is in third grade. He's not technologically advanced enough to get a true understanding of how people abuse the internet.
3. I can't help you there.
4. Once again, I'm no animal expert...
5. That is a valid point, and I'm not entirely sure. Curiosity kills the cat, I guess. Plus they also probably knew that Mrs. Powers would be there, meaning that they had some security blanket, or sorts.
6. Maybe, but then again, what would they do? Call the police? Even if they did, I would imagine that Mrs. Powers (who knew it was Brain) would keep the situation under control.
7. They could, but if the police tracked down every IP to find the source of endangering stories, it would be a never ending revolving door of stories.