original_query: What were the main principles of the Ferrer school's educational philosophy?
query: What were the main principles of Francisco Ferrer's Escola Moderna's educational philosophy?
answer: The Ferrer school, or Escola Moderna, emphasized reason, dignity, self-reliance, and scientific observation.  It prioritized practical knowledge and experience over theory and rote learning, encouraging children to direct their own education and fostering independence and originality.  It also included moral indoctrination on social responsibility and freedom.