What are creation myths and what is one reason why they are important to study

One reason they are important to study is because it's a huge part of peoples religion they show the battle of good and evil to make you believe in them and another reason is just the true joy of story telling and imagination and the creation of myths is a fiction or half-truth, especially one that forms part of an ideology. Another good dictionary defines myth as "a story presented as historical, dealing with traditions specific to a culture or a group of people