At the height of the Great Depression, the pioneering photography of Lewis Hine freed generations of children from having to slave away for pennies an hour in coal mines, canneries, and textile mills. Hine often risked physical harm to photograph children in deplorable working conditions, but his work eventually led to the establishment of America’s child labor laws. Originally published in the Oct. 31, 2011, issue of Scope Magazine and republished in the Feb. 27, 2012, issue of Junior Scholasti