Last Day of Block 4 – March 29, 2023 Last Day of Block 4The Last Day of Block 4 is Wednesday, March 29, 2023. If you have any questions regarding your next scheduled course, please contact your AAEC Admin Head for details. Block 5 Block 5 courses will start on Friday, March 31, 2023. Stephanie Conkie2023-03-28T08:15:06-04:00