23e-internationale-opleidingscursus-te-amsterdam-26-januari-tot-15-juni-1938-4gga6bpu Post date August 18, 2022 Tags International Montessori Training Course (23rd, Amsterdam, Netherlands, 26 January - 15 June, 1938), Montessori method of education - Teacher training ← summer-rest-and-renewal-letter-from-the-editors-qnt2uz5w → ebeveynlerin-cocuklari-icin-montessori-yontemi-uygulayan-anaokulu-secme-nedenleri-parents-reasons-choosing-montessori-school-for-their-child-5fk8xjgx