understanding-the-physical-aids-us-in-the-childs-psychic-development-san-francisco-panama-pacific-international-exposition-lecture-7-14-august-1915-spd4bgk7 Post date December 14, 2021 Tags Maria Montessori - Speeches, addresses, etc., Panama-Pacific International Exposition (1915, San Francisco, California) ← the-social-liberation-of-the-child-los-angeles-lecture-3-4-27-may-9-june-1915-lpcgzb45 → a-review-of-montessori-literature-8ywhyh5y