Zac's latest mission sends him to a secret volcanic island in the middle of the ocean. But when he discovers a secret that GIB has been trying to uncover for years, he knows something isn't quite right.
Roller Skates, by Ruth Sawyer. (Viking Press, Liberated for a year from her parents' restrictions, ten-year-old Lucinda discovers true freedom in the care of her temporary guardians as she roller skates around the streets of turn-of-the-century New York.
Seagulls Don't Eat Pickles: Fish Finelli, Book 1 - Book Review