Katie Woo and Pedro are hot on the trail of a treasure map. But as it catches in the breeze, it keeps disappearing on them. Will they be able to nab the map and will it lead them to real treasure? Perfectly pitched for young readers who are beginning to read independently for the first time, The Mystery of the Disappearing Treasure Map is part of the Katie Woo and Pedro Mysteries series, in which Katie Woo and her pal Pedro team up to solve puzzles together. By investigating the problem and collecting clues, the sleuthing friends don't stop until the mysteries are solved! After each case is closed, readers will review the investigation, hypothesis and resolution of the mystery, earning a basic understanding of the mystery genre.