Maria Montessori books in order
15 books in the catalogue, about 73 hours of reading in all; the shortest takes 2 hours and the longest 9 hours.
15 standalone books in the catalogue.
Standalone books
Metodo Della Pedagogia Scientifica 6.9 h 
Dr. Montessori's Own Handbook 2.2 h 
The Advanced Montessori Method 6.6 h 
The Secret of Childhood 4.4 h 
Education for a New World 1.6 h 
The Discovery of the Child 8.8 h 
The Absorbent Mind 5.6 h 
What You Should Know About Your Child 2.7 h 
Bambino in Famiglia 2.2 h 
Education and Peace 2.6 h 
The Discovery of the Child (The Clio Montessori Series) 6.4 h 
The Advanced Montessori Method Volume 2 7.9 h 
The Montessori Method 5.4 h 
Montessori Method - Maria Montessori 8.1 h 
To Educate the Human Potential 1.6 h