 64 teachers enrolled in the first class, studying psychology, anatomy and physiology of the nervous system, anthropological measurements, causes and characteristics of mental disability, and special methods of instruction.During her two years at the school, Montessori developed methods and materials which she later adapted to use with mainstream children.The school was an immediate success, attracting the attention of government officials from the departments of education and health, civic leaders, and prominent figures in the fields of education, psychiatry, and anthropology from the University of Rome.