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.