Here's a good deal available at Walgreens this week on Post Fruity Pebbles cereal.  (These make for colorful rice crispy treats!)  Download the new Walgreens app to get this new $1/2 Post Cereal Walgreens mobile coupon to combine with two of these new $1/2 Post Kids Cereal printable coupons and a $3 Register Rewards offer, [...]