Spooky Halloween Stars - choose from LOTS of digital paper packs or collage vintage Halloween images on Etsy. Search out antique sites/yard sales for vintage Halloween Ephemera/ postcards in lieu of scrapbook paper.
Halloween Pumpkin Papier Mache Pumpkin - Use a balloon and twine to form the pumpkin sections, then add your layers of paper strips. Allow to dry overnight, then paint. Very Clever! This link also provides you with a Homemade Candy Corn recipe!
No-Sew Halloween Spiderweb Cape TUTORIAL ~ child or adult. Says: It's versatile too. I've made it into a witch accessory, but you could totally just be a spider web for Halloween and put a huge plastic spider on your back. MY COSTUME THIS YEAR!