Tells the story through powerful primary sources from many sources , including quotations, photographs, newspaper articles, and other media Directly meets CCSS needs for primary sources Explores different points of view through primary sources Each book includes 3-5 Critical Thinking sidebars that ask the reader to more deeply analyze the primary sources, their authors, or the differing points of view Includes a selected bibliogprahy directing readers to where they can find the primary sources themselves Each book includes 2-3 infographics, such as maps, charts, or timelines.