DESI SMITH/Staff photo. Leo Vitale 8, of Gloucester,reacts as his witches brew bubbles over at a spooky science project,instructed by assistant childrens librarian Lisa Ryan, Wednesday afternoon at the Sawyer Free Library. To make the witches brew you will need baking soda, glitter, dishsoap, vinegar glass jar and food coloring. Oct 29, 2014

141029DSMSCIENCEGlo Rockport FeaturesSpooky Science