REGGIO EMILIA, Italy (AP) — The Princess of Wales’ visit to Italy has put the spotlight on an Italian early childhood educational model that helped revolutionize how toddlers learn in school. The Reggio Approach, used in public daycare centers and preschools in the northern city of Reggio Emilia, values a child’s inherent curiosity and potential, with teachers acting as facilitators, not instructors, and parents and the surrounding community actively involved. And Princess Catherine, is...