Pick up a Milk Bone Coupon when you enter the Kroger Challenge today. Not only will you enter for the chance to win a grand prize of a $250 gift card, you will automatically be given a free doggy snack coupon courtesy of DailyBreak. The coupon is worth $1 off your next Milk Bone purchase. This deal is only valid in these states: AK, AZ, CA, CO, ID, KS, MO, MT, NE, NM, NV, OR, UT, WA and WY. Make sure you enter the contest before it ends this October 31st.