ENTRANCE REQUIREMENTS All children entering the Early Childhood Learning Center must be fully potty-trained. Children entering the Pre-K must turn three by December 31 of the year in which they begin. Children entering the K-1 Program must turn 4 by December 31 of the year in which they begin. Some children with birthdays between September and December may be more appropriately placed in the Pre-K, especially if this is their first school experience. Consider discussing the possibility with the staff.