This resource focuses on the role of muckrakers in shaping reform in the early 20th century America through investigative journalism. It highlights the contributions of notable journalists such as Jacob Riis, Upton Sinclair, and Ida B. Wells, emphasizing how they utilized evidence, including photographs and reports, to influence public opinion and advocate for government reforms. The activities included encourage students to map out the muckrakers' specific areas of focus and the reforms they demanded, discuss the impact of Riis's work on societal perceptions of urban life, and explore the collaborative influence of these journalists in creating a 'Chain of Reform'. Additionally, students engage in creative tasks such as drafting headlines to capture the essence of muckraking journalism's impact on America and reflecting on the significance of evidence in their reporting.