Flower Mound Montessori opened Nov. 4. (Courtesy Flower Mound Montessori) Flower Mound Montessori opened in early November. The private Montessori school offers full-day and extended-day programs for children ages 6 weeks through 6 years. “We adhere to the educational philosophy of Dr. Maria Montessori,” Managing Director Jyothi Kannan said in…