#How to Write A Good Hook for An Essay About School Uniforms School uniforms are useless and should have never been invented. Why do school uniforms exist in the first place? Nearly 20% of all public schools have adopted uniform mandates. These are all examples of hooks you can use for an essay about school uniforms. But how do you write a good hook? To write a good hook for an essay about school uniforms, you first need to understand the types of hooks and essays.