ROI Montessori, India - Maria Montessori's Timeline Children of Royal Oak Internatio (ROI) Montessori in Nashik, Maharashtra State, India celebrate the 150th birthday of Maria Montessori by sharing a timeline of her life. Tags Maria Montessori Mroad Group, China Children Sing Why choose Montessori education? Why become a Montessori teacher? Lakshmi Vidya Sangham, India Course Students Sing Vuon Yeu Thuong Montessori Childrens' House, Vietnam Sing Montessori Social Elementary School Splot, Poland Sing Load More