Coupons.com and CouponBar have a several printable coupons for $1 off Kellogg's cereal (every variety -- Fruit Loops, Apple Jacks, Raisin Bran, CornPops, Special K, Rice Krispies, Wheatables, Crunch, Mini-Wheats... you name it!). Right now Target has Kellogg's cereal on sale, and is giving $5 gift card on top of the sale price if you buy 5! So if you use coupons and get 5 boxes of cereal, they would come to $.67 each!
Also, there's a $3 printable coupon for Huggies diapers on both Coupons.com and CouponBar. A lot of CVS stores are clearancing Huggies products, so you can score free or pretty cheap diapers with this coupon!
Hurry though, as print limits reach quickly on these.