For most IHMS students, classes for the 2009 - 2010 school year began on Wednesday, September 9th (09/09/09). Kindergarten students, who only attend on Monday, Wednesday, and Friday attended school for the first ime on Friday, September 11th, while Sadochok students. who only attend on Tuesdays and Thursdays, attended school for the first time on Tuesday, September 15th. The Kindergarten students and the Sadochok students do not follow the same six day cycle that the rest of the school follows.