Every kid loves an adventure . . . . . . especially if they have an adventurous grandma who rides a motorcycle!Percy, an inquisitive, redheaded fourth grader, loves to discover and experience new things with Grandma Biker. He never knows what she has in store for him, and this adventure is no exception!The meaning of Memorial Day is revealed to Percy as he spends an unforgettable day with his favorite grandmother. Unexpectedly, he also learns more about his grandfather.Join Percy, Grandma Biker, and her dog, Sprocket, as they travel to a small town and experience their Memorial Day activities.