The denver montessori society is a NON-profit corporation doing business as montessori school of denver. The school is an accredited (ACIS and AMS), CO-educational, nonsectarian day school, using the montessori teaching philosophy and incorporating BEST educational practices for children two through fourteen years of AGE. The school begins with our toddler program for students two and three years of AGE. The primary program serves students AGES three through SIX or preschool through kindergarten. The lower elementary program is 1st grade through 3rd grade students, the upper elementary program is for 4th through 5th grade students, and the middle school program is 6th through 8th grade students.