Joe and his friend Skip are enjoying the thrill of the Big Dip, a famous rollercoaster, until they learn the old man in front of them has been shot. The old man mutters with his dying breath something about getting a Margaret Rose to the police. Joe leaves the crime scene to get on with his life. But someone is desperate for the Margaret Rose and thinks Joe has it. When his sister is kidnapped, Joe is in a race against time to solve the puzzle.
In Justine McKeen, Pooper Scooper, the third book in the Justine McKeen series, Justine gets her friends to help her clean up the dog poop in the park across from the school board's offices in an effort to get the attention of the superintendent of schools. She hopes the efforts of her crew of cheerful pooper scoopers will help get the superintendent to see that bringing their school librarian back to work is the right thing to do.
In Justine McKeen, Walk the Talk, the second book in the Justine McKeen series, Justine decides there are too many cars idling in front of her school. So she comes up with a solution that should help keep the air cleaner. But she soon discovers not many adults trust her crazy ideas.
