This is a list of school-related attacks. These are attacks that have occurred on school property or related primarily to school issues/events.
http://en.wikipedia.org/wiki/List_of_school-related_attacks

School-related violent deaths, school shootings, and school crisis incidents: 2003-2004 school year school safety and school security.
http://www.schoolsecurity.org/trends/school_violence03-04.ht ...

Broward County Public Schools - the nation's fifth largest school district, we are transforming education one student a time
http://www.browardschools.com/schools/

This site provides a report of school schedule changes due to adverse weather conditions and other emergency situations for member school districts, colleges, and private schools.
http://www.schoolreport.org/

NYSUT: A Union of Professionals. NYSUT represents more than 600,000 teachers, school-related professionals, academic and professional faculty in higher education, professionals in ...
http://www.nysut.org/cps/rde/xchg/nysut/hs.xsl/srp.htm