The following links will take you to sites that are Montessori specific.
Visit these to learn more about the Montessori method which is used in the primary school.

American Montessori Society

This link will bring you to the American Montessori Society website and includes an introduction to the Montessori Method, complete with videos and a history of the movement.

Association Montessori International / USA

This link will bring you to the International Montessori site which also includes an introduction to the Montessori Method, with videos and history.