With over two billion adherents worldwide, Christianity is the most widespread religion in the world today. It is also the largest religious group in the United States and Canada. In this accessible, highly illustrated book, the history, teachings, and practices of Christianity are explained in accessible text for elementary-level readers. Vocabulary boxes and other sidebar features encourage critical thinking and ensure content comprehension. Each of the major periods and branches of Christianity are covered, offering readers a view of the religion's scope and the diverse ways it is celebrated and practiced around the globe.