Founded in 1961, TMS is an internationally recognized leading independent school that combines the Montessori and International Baccalaureate frameworks to provide students the foundation for a life of goodness and excellence. TMS operates from two campuses in Richmond Hill with exceptional learning environments for students of all ages and stages. Our Lower School offers a Montessori start for students from 18 months to Grade 6. This campus offers a small-school family feel, the dynamic energy in a community of over 550 students. Our Upper School is the only independent school in York Region that offers the International Baccalaureate Programme. Over 220 students from Grades 7 to 12 attend this modern, bright and student-centred campus where every day offers new and exciting activities such as an exhibit of student art, an impromptu debate or a pop-up lab to facilitate group projects.