Speaking of school shootings. I found this to be interesting.
nthfmemorial.org
www.k12academics.com
The natives retaliated with the first school massacre in what would become the United States on July 26, 1764. Three native warriors entered the schoolhouse of teacher Enoch Brown and his 11 pupils. They clubbed the teacher and 9 children to death before slicing off their scalps, with one painful exception. Archie McCullough was still alive when his scalp was removed, though the natives may have believed him dead when they left. McCullough crawled down a hill to the spring where the school collected their drinking water. He was found there by a passersby and they found the rest of the students a few hours later.

National Memorial to Fallen Educators
The National Memorial to Fallen Educators is a permanent tribute to those who lost their lives in the line of duty. The noblest among us are those who dedicate their lives to educating the youth of…

History of School Shootings in the United States | K12 Academics
1700s The earliest known United States shooting to happen on school property was the Pontiac's Rebellion school massacre on July 26, 1764, where four Lenape American Indian entered the schoolhouse near present-day Greencastle, Pennsylvania, shot and killed schoolmaster Enoch Brown, and killed...