Homemade sweets are a thing of the past at most school parties these days, in light of health and wellness policies and new food rules meant to keep kids with life-threatening allergies safe in the classroom. But, just because you can’t bake and bedazzle cupcakes all Betty Crocker-style doesn’t mean the fun’s over for you, or the kids. Transforming a pre-packaged or store-bought snack into something smile-worthy is a cinch when you’ve got googly eyes, crepe paper, gauze, food safe markers, and (gasp!) plastic vampire fangs on hand. We’ve got 30 spooky snack and drink ideas to prove just how fun store-bought can be with a little creativity!