Free ice cream? Count me in! Rush over to a Wendy’s near you to buy the Wendy’s Frosty Coupon Book. It’s back for the Halloween season through 10/31. Pay just $1.00 and receive a coupon book filled with offers for free Jr. Frosty Desserts! To make the deal even better, Wendy’s is donating $0.90 from the sale of each book to the Dave Thomas Foundation for Adoption, which helps kids in foster care find permanent homes. So here’s the rundown: pay $1.00, get free ice cream and help kids in need. It’s a win-win!