From acclaimed author Karla Arenas Valenti and New York Times-bestselling illustrator Ana Ram rez Gonz lez comes a lyrical children's book about finding confidence, embracing identity, and recognizing that your unique self is more than enough. A gift from Mexico alights on Mar a Mariposa's windowsill on her first day of school in a brand-new country: " Una mariposa " / "A butterfly " And with the butterfly, in comes magic...