This document, from the lesson plan series, "Teaching with Historic Places," examines the Native Americans who lived on the plains along the Knife River in what is now North Dakota. Following an introductory section, the document sets out student objectives, teaching activities, readings, and illustrations. The teaching activity suggestions include details on "Setting the Stage"; "Locating the Site"; "Determining the Facts"; and "Putting It All Together." The document also includes two map exhibits, notes to the maps, reading handouts, details on visiting the site, suggestions for further reading, and a series of photographs and illustrations. (SG)