fixing-attention-and-the-childs-psychic-development-san-francisco-panama-pacific-international-exposition-lecture-21-22-september-1915-gpvxyx93 Post date May 26, 2023 Tags Maria Montessori - Speeches, addresses, etc., Maria Montessori - Writings, Panama-Pacific International Exposition (1915, San Francisco, California) ← isolation-of-difficulty-and-the-psychic-development-of-the-child-san-francisco-panama-pacific-international-exposition-lecture-15-8-september-1915-lltwmcen → education-in-relation-to-the-imagination-in-the-little-child-san-diego-lecture-2-19-july-1915-gt48xcze