Gamestop has been expanding their trade-in and refurbished sales - taking in and offering for sale refurbished iDevices in most of their stores. It looks like they have a lot of stock on their hands, as they are offering 50% off on a 2nd refurbished product purchase.
Now through December 15th, buy any Gamestop refurbished electronics item and get the 2nd one at 50% off. iPods start at $19 and iPads at $284, with lots of other products in between. Pay special attention to the condition notes, as some items are "scratch and scuff" units and others are "premium".