understanding-the-physical-aids-us-in-the-childs-psychic-development-san-francisco-panama-pacific-international-exposition-lecture-7-14-august-1915-ggvgg63h Post date May 26, 2023 Tags Maria Montessori - Speeches, addresses, etc., Maria Montessori - Writings, Panama-Pacific International Exposition (1915, San Francisco, California) ← developmental-psychology-its-potential-role-for-peace-5q4jjxrt → the-social-liberation-of-the-child-los-angeles-lecture-3-4-27-may-9-june-1915-n46h79m7