Interesting note: The map looks almost like a map of average temperatures.
http://climate.ncsu.edu/secc_edu/images/meandailytemp1961_19...
http://climate.ncsu.edu/secc_edu/images/meandailytemp1961_19...
1. http://www.southerneducation.org/Our-Strategies/Research-and...
...and if you hover over a state, it displays the percent of children getting the free meals.