Catechesis of the Good Shepherd (CGS) is a form of hands-on religious formation for children in elementary and early middle school. CGS was a collaborative effort of Sofia Cavalletti and Gianna Gobbi, combining their knowledge of Montessori-based education and teachings of the Catholic Church.
This approach is divided into three levels: Level I for 3-6 yr. old, Level II for 6-9 yr. old, and Level III for 9-12 yr. old.
Through materials, the child will encounter Christ the Good Shepherd (image above), the Infancy Narratives, the Kingdom of God, and more. The Level I atrium will meet the basic needs and desires of the 3-6 yr. old: