A five-day Course on Marian Dogmas and Devotions was held for the Missionaries of Charity Sisters at Shanti Dan, Kolkata from 8th July to 12th July 2024. There were 27 participants for the course. The course was designed by the Catechetical Centre Nitika. The Marian course consisted of Marian dogmas, Mary in the Church, Mary in the scripture, Role of Mary as New Eve and Queen Mother, Contribution of Popes in the spread of Marian devotion, Major apparitions and Marian shrines in India and abroad, True Devotion to Mary, History and mystery of the Rosary, Study on apostolic exhortation of Pope Paul VI for the right ordering and development of devotion to the Blessed Virgin Mary ( Marialis Cultus),  Post Apostolic letter of Pope John Paul II on the most Holy Rosary (Rosarium Virginis Mariae) and the Different ways of praying the Rosary.