Ms.Greer’s classroom includes three inquisitive out-of-the-box thinkers. Rosie Revere has big dreams, Iggy Peck has a relentless passion for architecture, and Ada Twist’s curiosity can drive her teacher crazy. On a field trip gone awry, they are faced with the ultimate test of their problem-solving skills that can only be conquered with teamwork. Recommended for ages 4-9.