The gun was found in the Florida school’s self-contained ESE unit. A teacher went to remove a backpack from the student’s wheelchair and noticed it seemed heavier than usual, principal says.

John Gunn was arrested this week for allegedly bringing a gun to the central office the day after he resigned as superintendent of the McCreary County School District in rural Kentucky.

Online instruction is a way to utilize valuable, experienced teachers who have retired from classroom teaching, but still want to be connected to education

"Increased exposure to same-race teachers is associated with improved course grades, attendance, grit and self-management, and the likelihood of being selected for gifted-and-talented programs," FutureEd's report says.