Arcadia Unified 2010-2011 Calendar https://arcadiaunified.tandem.co/ Key dates for Arcadia Unified. en-us 8/23/10 Teachers Return to Duty/Staff Development Day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=132 132-arcadiaunified@intand.com 8/24/10 - 8/25/10 Teacher preparation day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=133 133-arcadiaunified@intand.com 8/26/10 Opening day of school https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=134 134-arcadiaunified@intand.com 9/6/10 Labor Day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=64 64-arcadiaunified@intand.com 10/11/10 Columbus Day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=65 65-arcadiaunified@intand.com 10/22/10 Staff Development Day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=135 135-arcadiaunified@intand.com 10/25/10 - 10/29/10 Minimum Days/Student-led conferences https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=136 136-arcadiaunified@intand.com 10/31/10 Halloween https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=66 66-arcadiaunified@intand.com 11/7/10 Daylight Saving Time Ends https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=68 68-arcadiaunified@intand.com 11/11/10 Veteran's Day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=67 67-arcadiaunified@intand.com 11/25/10 Thanksgiving https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=69 69-arcadiaunified@intand.com 11/26/10 End of Trimester https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=137 137-arcadiaunified@intand.com 12/20/10 - 12/31/10 Winter Break https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=138 138-arcadiaunified@intand.com 12/25/10 Christmas Day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=70 70-arcadiaunified@intand.com 1/1/11 New Year's Day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=71 71-arcadiaunified@intand.com 1/17/11 Martin Luther King Day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=72 72-arcadiaunified@intand.com 1/31/11 Staff Development Day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=139 139-arcadiaunified@intand.com 2/14/11 Valentine's Day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=73 73-arcadiaunified@intand.com 2/21/11 President's Day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=74 74-arcadiaunified@intand.com 2/28/11 Minimum day/Student-led conferences https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=140 140-arcadiaunified@intand.com 3/1/11 - 3/4/11 Minimum days/Student-led conferences https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=141 141-arcadiaunified@intand.com 3/11/11 End of second trimester https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=142 142-arcadiaunified@intand.com 3/13/11 Daylight Saving Time Begins https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=75 75-arcadiaunified@intand.com 3/14/11 Student-Free day/Teacher non-work day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=143 143-arcadiaunified@intand.com 3/17/11 St. Patrick's Day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=76 76-arcadiaunified@intand.com 4/4/11 - 4/8/11 Spring Break https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=144 144-arcadiaunified@intand.com 4/24/11 Easter https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=77 77-arcadiaunified@intand.com 5/5/11 Cinco De Mayo https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=78 78-arcadiaunified@intand.com 5/30/11 Memorial Day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=79 79-arcadiaunified@intand.com 6/8/11 - 6/9/11 Minimum day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=145 145-arcadiaunified@intand.com 6/9/11 Last day of school https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=146 146-arcadiaunified@intand.com 7/4/11 Independence Day https://arcadiaunified.tandem.co/index.php?type=key_date&action=details&id=80 80-arcadiaunified@intand.com