* Philadelphia police working near schools and on the midnight-to-8 a.m. shift were authorized to work longer "to make sure students are safe on the way to school," Dorsey said.
* Extra school police officers were brought in to bolster some schools. (Coincidentally, 34 new officers graduated Thursday from school-police training.)
"We're taking this seriously from elementary school to high school," said Dorsey, who is in her first year in the position. "We want to prevent anything like that from happening in Philadelphia schools."
* The district is looking into upgrading to technology that can monitor social-media websites, which Dorsey considers "very, very important" factors in an enhanced district-safety policy.
* Principals and staff are reviewing safety plans and holding safety-team meetings.
"We want to make sure we follow safety plans, making sure visitors identify themselves, validate their businesses," the chief inspector said. Each school needs to go through mandatory drills that need to instill in students, teachers, staff and police how to prevent loss of life, Dorsey said.
At George Washington Carver, Tysheara Hill's social-studies class discussed the massacre, and the discussion moved to the Second Amendment, the right to bear arms.
Hill still believes in the Second Amendment, although some classmates think stricter gun laws are desperately needed, Hill said.
On Twitter: @ReginaMedina