A pocket knife should be allowed in schools ,they can be very useful. Knives can be a very useful tool especially when it is a multi-tool pocket knife. Why allow scissors but not a pocket knife, scissors can be just as dangerous as a knife and there are plenty of other objects in a classroom that can be even more dangerous than a knife. Always having a multi tool or regular pocket knife at school or anywhere can help resourceful minds develop. Knives used to be allowed at schools and nobody cared they were thought of as tools and they still are considered a tool. Some places still allow people to bring knives