In this True Book, young readers can follow the American pioneers as they travel west to find new opportunities in Oregon Country. The book lists additional resources about the Oregon Trail and includes an index of important words. National Social Studies Education Standards: Grades K-4 Time, Continuity, & Change: II - a. Demonstrate an understanding that different people may describe the same event or situation in diverse ways. - b. Identify examples of change and recognize examples of cause and effect relationships. - e. Demonstrate an understanding that people in different times and places view the world differently. Power, Authority, & Governance: VI - f. Identify and describe factors that contribute to cooperation and cause disputes within and among groups.