Explore Sacagawea''s incredible journey as an explorer and pioneer in this unique timeline biography. Not much is known about Sacagawea''s early life as an American Indian. Only a few first-hand witnesses mention her by name, yet her life story is famous. Carrying her young son, Sacagawea traveled with the Lewis and Clark Expedition, acting as a guide and translator as they explored the western United States. A progressive timeline highlights the chronology of Sacagawea''s major life moments for elementary readers. Carefully leveled text and historical photos and artwork engage elementary readers and support history and social studies curriculum. Table of contents, glossary, index, further resources, and author bio are included.