Donate Cat Litter To An Animal Shelter With a Click (Free)04/20/2012 3:53 pm Donate Cat Litter To An Animal Shelter With A Click of the Mouse (For Free)Simply visit the Give Litter site and click “Click To Give.” On the next page just pick a animal shelter to donate a pound of cat litter to.Click here to Donate for FreeImage Credit: Give Litter Latest Freebies