Coupons!

I searched and found these product websites that have coupons on them to print-a lot of companies post them on their website, if not you can always try calling the 1-800 number on the back of the product and ask to be on their coupon mailing list.

Nabisco http://www.nabiscoworld.com/default.aspx
Kellogg's http://www2.kelloggs.com/
Pompeian http://pompeian.com/
General Mills http://www.generalmills.com/corporate/index.aspx
Fiber One http://fiberone.com/
Yoplait Kids http://www.yoplait.com/products_yoplaitkids.aspx
Farmrich http://www.farmrichfun.com/
Juicy Juice (also sign up for free sippy cup!) http://www.juicyjuice.com/Public/Default.aspx
Welch's (sign up for coupon mailing list) http://welchs.com/
Bertolli http://www.bertolli.us/
Mueller's pasta http://pastavalue.com/
Smart Balance http://smartbalance.com/

Any others you can think of just do a search and you may get lucky!