During his one term as president, James K. Polk helped expand the United States so that it stretched from the Atlantic Ocean to the Pacific Ocean, but what else do you know about our 11th president? In this fascinating introduction, young readers will learn about Polk's early life, his achievements as president, and the ways he is remembered today. Each 24-page book in this series features controlled text with age-appropriate vocabulary and simple sentence construction. The lively text, colorful design, and rich photos and illustrations are sure to capture the interest of emergent readers.