100 years of Montessori education
The University of Amsterdam has published an article about 100 years of Montessori education.
'On january 6th, 2007 it's exactly 100 years ago that Maria Montessori started with the education named after her. At that date she opened a children's house in Rome. The International Montessori Organisation (IMA) celebrates this with activities all over the world...'
The full article can be found on the site of the University of Amsterdam (in dutch).