In our Back to School series, Mashable tackles the big issues students face, from mental health to representation to respectful communication. Because returning to the classroom is about more than buying school supplies. 

My mother has been a teacher for 18 years. This year, her school decided to do something new: install a bulletproof glass entry system.

This doesn’t come as a huge surprise. According to CNN, there have been 22 school shootings this year. To be considered a school shooting in this data, at least one person had to be shot on school property. These shootings have happened all over the country, in elementary schools, middle schools, high schools, and colleges. Read more…

More about Back To School, School Shootings, Social Good, Activism, and Politics