Another great freebie!!! This one looks pretty great although don't quote me on that as I haven't taken a very detailed look at it yet.
Learn the States & Postal Abbreviations (PDF ebook) – This nifty 29-page e-book by Joy Miller of fiveJs.com includes everything you need to teach your children the states and postal abbreviations — lesson plans, worksheets, flashcards, printable maps, and more. Written to be used with children of any age, this e-book will equip your children with information much more useful than learning just the states and capitals. A great teaching resource for your young learners!
Just go here and click on the appropriate link to get your free copy! Lovin' Learnin'