8:00 am - 4:00 pm Last Day to Add/Drop Block B Classes March 18 @ 8:00 am - 4:00 pm Last Day to Add/Drop Block B Classes Last Day to Add Block B (8 week) Classes at 4 p.m. / Last Day to Drop Block B (8 week) Classes for 100% Tuition and Fee Refund at 4 p.m.