Addicted to magnetic numbers? Us Too. 6 Reasons We Just Can't Stop
http://martinltlf503.jigsy.com/entries/general/how-to-explain-lumbar-back-to-a-five-year-old
awesome letters. the entire back is a magnet so they stick much better on your fridge than other letters. my wife isn't crazy about the heart print on many of the letters but she is fine with it. work great!