Here, it's part of first week of KINDERGARTEN. They say "in case of bears" and teach kids to hide in the closet. 

https://twitter.com/cjwerleman/status/672163702552989696 …
@harryh I'd agree it's not worth freaking out little children by direct instruction, but institutions have to have plans for lock downs..
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@zeynep More harm would be reduced if they spent that time having plans for abusive parents. -
@harryh Not sure those are comparable. This is a risk at the institution. It's like ... well fire drills. - Show replies
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