From the New York Times bestselling author of Dear Martin comes a middle-grade road-trip story through American race relations past and present, perfect for fans of Jacqueline Woodson and Jason Reynolds. How to Go on an Unplanned Road Trip with Your Grandma: - Grab a Suitcase: Prepacked from the big spring break trip that got CANCELLED.- Fasten Your Seatbelt: G'ma's never conventional, so this trip won't be either.- Use the Green Book: G'ma's most treasured possession. It holds history, memories, and most important, the way home. What Not to Bring: - A Cell Phone: Avoid contact with Dad at all costs. Even when G'ma starts acting stranger than usual. Take a trip through the American South with the New York Times bestselling author Nic Stone and an eleven-year-old boy who is about to discover that the world hasn't always been a welcoming place for kids like him, and things aren't always what they seem--his G'ma included.