This complete 5E lesson plan includes a PowerPoint timeline, anticipation guide, semantic feature analysis, thinking sheets, open mind portrait, reader theater, peace medal craft, vocabulary, rubric, and answer keys. Students will learn from primary source journals written by the men of the Corps of Discovery. They will research the men and have multiple opportunities to practice oral communication. Learn how exploring the Louisiana Territory changed our nation and how it affected the tribes living in the West. This lesson is a favorite every year for my students. Zip File contains PowerPoint and PDF.