This is a great new post by Cheryl Lederle with Stacie Moats, who are both from the Library of Congress.
“Canned Childhood”: Encouraging Student Understanding of Progressive Era Issues and Reform Strategies Through a Poem Related to Child Labor
If you are working with young learners, you can check out the KidCitizen episode Congress and Child Labor https://www.kidcitizen.net/episodes-blog/congress-and-child-labor .