Teacher Resource of Advanced Placement United States History, 4th Edition. Concise and accessible text structured and written to follow the current AP Course and Exam Description. Content topics provide core narrative of U.S. history organized in short, focused sections. The text is aligned to course exam framework and correlated in the areas of historical thinking skills, reasoning processes, themes, and content. Text includes primary sources, special features, multiple assessment opportunities, and a complete AP U.S. History practice exam.