« All Events This event has passed. Winter Intersession Classes Begin December 15, 2020 « Ohio State University Virtual Advising Last Day to Register » Winter Intersession Classes Begin + Google Calendar+ iCal Export Details Date: December 15, 2020 Event Category: Academic Calendar Related Events President’s Day (Observed) – Campus Closed February 12 Mid-Term Exams March 1 - March 5 First 8-Weeks Ends March 5