of 37 premeditated what is Right and What is Wrong school shootings found that bullying, which some of the shooters described "in terms that approached torment played the major role in more than two-thirds of the attacks. Critics said this could have contributed to triggering the perpetrators' extreme violence.

2018-19 School Registration at Columbine High School.
The oldest Columbine research site on the Internet, A Columbine Site archive is dedicated to those who were injured and those who died in the Columbine High School shooting in Littleton, Colorado.
At Columbine High School in Littleton, Colorado, two teens went on a shooting spree on April 20, 1999.

"Santee, Columbine, and other school shootings". There is no accurate or useful profile of students who engaged in targeted school violence. They revealed the ways they hid their arsenals in their homes, as well as how they deceived their parents about their activities. Archived from the original on December 22, 2015. A b "How they were equipped that day". Go!" The two gunmen pulled their guns from beneath their trench coats and began shooting at Castaldo and Scott. In the 16 years since the attack in Littleton, Colorado, more than 40 people have been charged with Columbine-style plots, according to searches of news accounts.

Makai Hall, age. 15 According to transcripts, david Copperfields Life Story her call was received by a 9-1-1 operator at 11:25:05.m. Archived from the original on August 21, 2008. 84 They decided not to disclose this information at a press conference held on April 30, nor did they mention it in any other way. Retrieved July 25, 2012. Retrieved September 24, 2016. "Media participation of school shooters and their fans: Navigating between self-distinction and imitation to achieve individuation" (PDF). After the website was made public, AOL permanently deleted it from its servers. One of their classes taught anger management.

High School Blues
Analysis on American and Swedish Schoolsystem