Parents' supporting and using Montessori education at home have very important roles in the success of the education. The aim of the present study is to investigate parents' perspectives of Montessori education at school and their support of Montessori education at home in International Montessori Schools in Pennsylvania in USA. The study is a correlational study. The universe of the study consists of parents whose children attend International Montessori Schools. In this regard, the present study investigate whether families' perspectives and supports of Montessori education differ with respect to children's age, gender, affinity to guardian; and parents' gender, education level, the number of children they have, other children's attendance to Montessori schools.