I'm with you.
He had already been busted and slapped on the wrist:
Green had previously received a three-day suspension for accessing the system inappropriately. Other students also got in trouble at the time, he said. It was a well-known trick, Green said, because the password was easy to remember: a teacher's last name. He said he discovered it by watching the teacher type it in.
The only problem here is that he's being charged with a felony, because hacking laws on the books don't make a distinction between "petty" hacking and "grand" hacking. There's no shoplifting equivalent on the hacking books; it's all grand theft auto.
The teacher needs reprimanded by his IT department and his leadership (principal, union, whatever).
The kid needs his wrist slapped, and and county attorney needs to decide not to file charges, charge him with some sort of misdemeanor mischief charge instead.