Horseheads Central School District 2012-2013 Calendar http://horseheadscentral.tandem.co/ Key dates for Horseheads Central School District. en-us 9/3/12 Labor Day http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=80 80-horseheadscentral@intand.com 9/5/12 First Day of School, Grades PreK-9 http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=151 151-horseheadscentral@intand.com 9/6/12 First Day of School, Grades 10-12 http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=152 152-horseheadscentral@intand.com 10/8/12 Columbus Day http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=81 81-horseheadscentral@intand.com 10/31/12 Halloween http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=82 82-horseheadscentral@intand.com 11/4/12 Daylight Saving Time Ends http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=84 84-horseheadscentral@intand.com 11/11/12 Veteran's Day http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=83 83-horseheadscentral@intand.com 11/21/12 - 11/23/12 Thanksgiving Recess http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=153 153-horseheadscentral@intand.com 11/21/12 - 11/23/12 Winter Recess http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=154 154-horseheadscentral@intand.com 11/22/12 Thanksgiving http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=85 85-horseheadscentral@intand.com 12/24/12 - 1/4/13 Winter Reces http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=155 155-horseheadscentral@intand.com 12/25/12 Christmas Day http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=86 86-horseheadscentral@intand.com 1/1/13 New Year's Day http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=87 87-horseheadscentral@intand.com 1/21/13 Martin Luther King Day http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=88 88-horseheadscentral@intand.com 2/14/13 Valentine's Day http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=89 89-horseheadscentral@intand.com 2/18/13 President's Day http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=90 90-horseheadscentral@intand.com 3/10/13 Daylight Saving Time Begins http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=91 91-horseheadscentral@intand.com 3/17/13 St. Patrick's Day http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=92 92-horseheadscentral@intand.com 3/31/13 Easter http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=93 93-horseheadscentral@intand.com 4/1/13 - 4/5/13 Spring Recess http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=156 156-horseheadscentral@intand.com 5/5/13 Cinco De Mayo http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=94 94-horseheadscentral@intand.com 5/27/13 Memorial Day http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=95 95-horseheadscentral@intand.com 7/4/13 Independence Day http://horseheadscentral.tandem.co/index.php?type=key_date&action=details&id=96 96-horseheadscentral@intand.com