Whether facing an active shooter emergency or another type of lockdown situation in school, it is vital for staff to be able to successfully secure classrooms from the inside to protect students from ...
PHOENIX — It's one of the simplest lines of defense if an intruder gets into your child's school - a locked door. The easiest way to make sure it's in place is if a teacher can lock it from the inside ...
The moment she heard the first pops of gunfire, the teacher knew what she had to do: She needed to make sure that her classroom door was locked. Subscribe to read this story ad-free Get unlimited ...
UPDATE 2/26/2025: This article, first published in 2020, has been updated by the author to include several developments within the industry that have made some of the previous information out-of-date.
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