1927 worse school mass murder in US History, no guns involved.
Andrew Kehoe was a farmer living in Bath, Michigan. A member of the school board and the town clerk, on May 18, 1927 he orchestrated a plot to dynamite the Bath Consolidated School, killing thirty-seven children. He killed himself in a second explosion aimed at the school's superintendent. Kehoe's act was one of the largest school-related mass murders in US history.
Read Full Story: http://www.biography.com/people/andrew-kehoe-23598...