The Montessori method revolutionized how children were educated. The Montessori method is characterized by an emphasis on self-directed activity on the part of the child, using specialized materials that are presented very precisely by the teacher. It stresses the importance of adapting the child's learning environment to his or her developmental level, and of the role of physical activity in absorbing abstract concepts and practical skills. Collected here in this 3-in-1 omnibus edition are Maria Montessori's three most important works The Absorbent Mind, Dr. Montessori's Own Handbook, and The Montessori Method. The Absorbent Mind was Maria Montessori's most in-depth work on her educational theory, based on decades of scientific observation of children. Her view on children and their absorbent minds was a landmark departure from the educational model at the time. This book helped start a revolution in education. Since this book first appeared there have been both cognitive and neurolog