Are you curious about dinosaurs? Music? Volcanoes? You're in luck!Mr. Field is a librarian. He knows how to find information about all kinds of cool things. He shows the students in Mrs. Ríos's class how to use the library. Let's hear it for librarians!So many people help out in our communities! In these books, young students talk with different community helpers to find out what they do, what skills and training they need, and how their work benefits people in the community.