Citizenship is an important issue, and becoming a more informed and active citizen is part of growing up. This guide examines what it means to be a citizen in the United States. It explains the ways people become citizens, the responsibilities of a citizen, and the rights of U.S. citizens. Readers can form their own opinions on citizenship by reading engaging discussion questions, sidebars, and fact boxes. In addition, they can better understand the workings of citizenship through corresponding vibrant photographs and graphic organizers that highlight this basic social studies curriculum topic.