[watwut]

All the dodgy things listed in the second paragraph are solid school shootings?

[amanaplanacanal]

They don't pattern match with what people visualize as school shootings: kids bringing guns to school to shoot other kids.

[watwut]

It is a nitpick, but majority of what you mean was (large ones) were committed by adults.

List by deaths is here: https://en.wikipedia.org/wiki/List_of_school_shootings_in_th...