Take black sparkle felt (or foam or reg felt) and cut out two bat wings and 2 little ears. I made a template out of regular paper before I cut into the felt. Glue wings so sparkle side is facing front.
How to make a sock puppet: You can create different animal puppets that represent different sounds. Sock puppets would be great to use during speech therapy with preschoolers, kindergarteners, or first graders!