This book discusses Sacagawea's life and how, as a sixteen-year-old, she helped ensure the success of Lewis and Clark's expedition into the American West.This unit includes the following: vocabulary/spelling words and activities, discussion questions, vocabulary tests, modified vocabulary and spelling tests, writing prompts, activities/worksheets, reading comprehension test, and answer keysThis unit would also be ideal for homeschool instruction, independent study, and/or differentiating readin