British families are shelling out hundreds of dollars to protect their kids from stabbings, even though only one percent of crimes involve a knife:

Pencils, notebooks and … stab-proof vests?
It doesn’t sound like your usual back to school list, but some British families are shelling out hundreds of dollars for the protective uniforms, all due to a danger that has parents concerned.

(via)
If it’s known that the uniforms are lined with Kevlar, wouldn’t the assailant aim for the throat?