Your Guide to the Best DIY Dreamcatcher Ideas So as you drift off to soft slumber and your dreams begin to flow, your faithful dreamcatcher will collect all of the bad ones allowing you to enjoy a most peaceful and restful night of sleep. Choosing a new piece of wall art is easy and fun with the best DIY dreamcatcher ideas found here! Not only do these stunning dreamcatchers look fabulous as decorative wall art, but their presence is also thought to ward off bad dreams.