In 1,800 pages across 3 volumes, Worldmark Encyclopedia of Religious Practices provides information on current religious practices around the world with an emphasis on how religions impact the daily lives of their followers. Volume 1, Religions of the World, contains 20-to-25-page entries on 13 major religions, such as Christianity and Islam, and 3-to-5 page entries on 28 religious subgroups, such as Shi'ites or Baptists. Volumes 2 and 3 focus on the significant religions in 193 countries; entries range from 3-8 pages.