Book excerpt: Dive deep into your exploration of history with this social studies book that piques students’ curiosity about history through dynamic primary sources. This book focuses on the 2nd Industrial Revolution in the U.S. Primary sources give students unique insights and personal connections to history. Examples of primary sources include images of children factory workers, firefighters at the Triangle Shirtwaist Factory fire, New York City circa 1900, an Underwood Typewriter ad, political cartoons, and many more. This 32-page book includes text features that help students increase reading comprehension and their understanding of the subject. Packed with interesting facts, sidebars, and essential vocabulary, this book is perfect for reports or projects.