The Mouse and the Motorcycle (Ralph Mouse Book 1)

In Beverly Cleary's imaginative adventure, a young mouse named Ralph gains a unique opportunity when a boy, Keith, and his shiny toy motorcycle check into the Mountain View Inn where Ralph lives. Ralph’s curiosity leads him to venture beyond his usual boundaries, ultimately learning how to ride the motorcycle with Keith's help, using the special phrase 'Pb-pb-b-b-b.' As Ralph embarks on daring adventures, he discovers his own courage and quick thinking.