Students learn about The Homestead Act, the Monroe Doctrine, The Gold Rush, The Trail of Tears, the Transcontinental Railroad, US Territories, The Louisiana Purchase and exploration, Sam Houston, James Polk, Daniel Boone, Sacagawea, Thomas Jefferson, Lewis and Clark and more. This US History - Westward Expansion Social Studies webquest helps students develop their internet search skills while advancing their reading and understanding of informational text. A great introductory lesson to help st