Jan. 3, 2007
Tacoma, Wash. Douglas Chanthabouly, 18, shot fellow student Samnang Kok, 17, in the hallway of Henry Foss High School.
April 16, 2007
Blacksburg, Va. A 23-year-old Virginia Tech student, Cho Seung-Hui, killed two in a dorm, then killed 30 more 2 hours later in a classroom building. His suicide brought the death toll to 33, making the shooting rampage the most deadly in U.S. history. Fifteen others were wounded.
Sept. 21, 2007
Dover, Del. A Delaware State Univesity Freshman, Loyer D. Brandon, shot and wounded two other Freshman students on the University campus. Brandon is being charged with attempted murder, assault, reckless engagement, as well as a gun charge.
Oct. 10, 2007
Cleveland, Ohio A 14-year-old student at a Cleveland high school, Asa H. Coon, shot and injured two students and two teachers before he shot and killed himself. The victims' injuries were not life-threatening.
Nov. 7, 2007
Tuusula, Finland An 18-year-old student in southern Finland shot and killed five boys, two girls, and the female principal at Jokela High School. At least 10 others were injured. The gunman shot himself and died from his wounds in the hospital.
Feb. 8, 2008
Baton Rouge, Louisiana A nursing student shot and killed two women and then herself in a classroom at Louisiana Technical College in Baton Rouge.
Feb. 11, 2008
Memphis, Tennessee A 17-year-old student at Mitchell High School shot and wounded a classmate in gym class.
Feb. 12, 2008
Oxnard, California A 14-year-old boy shot a student at E.O. Green Junior High School causing the 15-year-old victim to be brain dead.
Feb. 14, 2008
DeKalb, Illinois Gunman killed five students and then himself, and wounded 17 more when he opened fire on a classroom at Northern Illinois University. The gunman, Stephen P. Kazmierczak, was identified as a former graduate student at the university in 2007.
Sept. 23, 2008
Kauhajoki, Finland A 20-year-old male student shot and killed at least nine students and himself at a vocational college in Kauhajok, 330km (205 miles) north of the capital, Helsinki.
Nov. 12, 2008
Fort Lauderdale, Florida A 15-year-old female student was shot and killed by a classmate at at Dillard High School in Fort Lauderdale.
March 11, 2009
Winnenden, Germany Fifteen people were shot and killed at Albertville Technical High School in southwestern Germany by a 17-year-old boy who attended the same school.