Mission US (Mission 1: Crown or Colony?) is an interactive adventure game designed to improve the understanding of American history by students in grades 5 through 8. The first game in a planned series, Mission 1: “For Crown or Colony?” explores the reasons for Revolution through the eyes of both Loyalists and Patriots in 1770 Boston. This website provides information and materials to support the use of Mission 1 in your classroom. Download all the teacher materials, including assessment rubrics, as a DOC or PDF.