We're raffling off some stylish World Science Festival pet bandanas! For a chance to win one: 1. Go to worldsciencefestival.com/wsf2015 2. Before Monday, May 25, pick your favorite 2015 Festival program and share it on Facebook, Twitter or Instagram with the hashtag #wsf15 We'll be picking winners on Monday! #science #iflscience #ifls #instadog #dog #cat #pup #cat #catstagram #cute