This document summarizes a study that examined compulsory school attendance age (CSAA) laws and their administration across five states from the early 20th century. It provides historical context, including a 1848 quote from Horace Mann about education being a "great equalizer." It then outlines the case study selection process and political culture frameworks used. Finally, it notes urban contexts and civic purposes of public schools, including a 1840 quote from Alexis de Tocqueville on their role in fostering citizenship.