Montessori School, Preschool, Kindergarten to Middle School MDS Philosophy MDS Mission Statement MDS History MDS is a TopRanked School A Public Chartered Montessori School in Phoenix Arizona Performance Dashboard Primary Program When it comes to the education of children we believe in a happy balance between innocence and experience. We recognize and respect childrens need to enjoy the TAKE A CLOSER LOOK Elementary Program The Montessori Elementary Program provides for the strong reasoning imagining and very social individual who comes into being between 5 7 years of age and remains TAKE A CLOSER LOOK Middle School Program Early adolescence is a time of dynamic personal growth and change. Our Montessori Middle School program helps students to navigate these channels of change TAKE A CLOSER LOOK Please note that our preschools are Tuition Based. Montessori Day Schools are Committed Montessori Day Schools are committed to the development of the whole child by implementing curriculum and methodology based on the Montessori philosophy of education and human development and by partnering with parents childrens first teachers in this endeavor.