Watch the United States grow from a few colonies to a mature nation! Unites cover the Birth of a Nation, Development of the Nation I & II, and 20th Century American & Beyond. Lessons include 'words to know', a lesson goal, 'think about it' boxes, practices with multiple-choice questions, tips, biography portraits, small illustrations, timelines, and more. 240 pages, softcover, with index and glossary. Slightly Imperfect.