2013 Laura Ingalls Wilder Award Rosa's mother is singing again, for the first time since Papa died in an accident in the mills. But instead of filling their cramped tenement apartment with Italian lullabies, Mamma is out on the streets singing union songs, and Rosa is terrified that her mother and older sister, Anna, are endangering their lives by marching against the corrupt mill owners. After all, didn't Miss Finch tell the class that the strikers...