Impacts immediately following Columbine shootings
- "Copy cats" became an immediate fear throughout families and attendees of high schools around the nation
- Schools around the country began doing psychological evaluation on students who were considered "at risk"
- Kids stopped wanting to go to school
- Homeschooling grew in popularity
- Many high schools stopped allowing bags and backpacks to be carried
- Students weren't allowed to wear coats or clothing that could conceal weapons
- Police officers were stationed in and outside of school premises
- College and high school campuses were no longer considered safe
- Schools were under direct criticism from family and government
- Smaller school shootings and acts of violence began happening all over the country
Impacts in the 10 years following the Columbine shootings
- K-Mart stopped selling all bullets and gun accessories
- Schools increased security by adding metal detectors at entrances
- Many schools switched to uniforms to enforce equality
- Certain hair styles and jewelry that were considered "abnormal" were outlawed in schools
- Students weren't allowed to bring anything that could be considered a weapon into school
- Bullying problems were addressed, and things such as hazing were eliminated
- Harsher punishments were given to students violating safety codes
- Schools were forced to establish and practice "intruder" or "lockdown" drills
- Students were forced to wear ID badges during school hours
- All doors and entrances to schools are now locked during school hours
- Children not allowed to wear, draw, promote, or inform others about things involving guns, knives or violence
- Students required to take courses that inform them about ways to help themselves or others that show "at risk behavior"