This is a cute song that ties with the lesson
Source: Appell, J. (2011, October 9). Rock In The Classroom / Progressive Era Song. Retrieved February 21, 2015, from https://www.youtube.com/watch?v=GWaULsjCQ7o
This should help put the time frame for the reform movements in perspective.
Source: Jackson, B. (n.d.). History of Labor Unions. Retrieved February 26, 2015, from http://www.socialstudieshelp.com/eco_unionization.htm
