OCS’ Transitional Kindergarten (TK) is for students turning 4 between August 31, 2024 and September 1, 2025 of the year they enter TK. These students will be enrolled for two years in OCS’ Kinder program. Kindergarten (K) is for students turning 5 between August 31, 2024 and September 1, 2025 of the year they enter K. These students will be enrolled for one year in OCS’ Kinder program.