Last Day of Classes Celebration All Together Sunday School is offered on Sunday mornings from 9:15 a.m. to 10:00 a.m. at which time the children join their parents for the Iona Service in the Parish Hall or the 10am Service in the Church. Our Sunday School consists of the Little Shepard's ( ages 3-6), the Disciples (grades 2-4), SPY Middle (grades 5-8), and Spy High (grades 9-12).