Well I survived Valentine's Day.  What in the world is it about those tiny little cards that make totally normal kids go CRAZY?  

So now it is time to start planning for St. Patty's Day!  My class can never stop review our double digit math problems.  So I created these centers to use in March.  You can click on the page to see the whole packet on TPT.  It has one with regrouping and one without.