WORKING TOGETHER... FOR KIDS State Legislature Our Legislature Site last updated: 06/05/02 2002-2003 School Calendar August 6 & 7 - New Student Registration at Sanford Elementary (Grs. K-4); Montevideo Middle School (Grs. 5-8); Montevideo High School (Grs. 9-12) August 29 - Ninth Grade Orientation, High School Gym, 2:00 p.m. Fifth Grade Orientation, Middle School Commons, 3:00 p.m. September 3 - ...