Uncovering American History: A Primary Source Investigation of the Lewis and Clark Expedition
A Look at US History: The Louisiana Purchase
Uncovering American History: A Primary Source Investigation of the Transcontinental Railroad
Uncovering American History: A Primary Source Investigation of the Industrial Revolution
Uncovering American History: A Primary Source Investigation of Manifest Destiny
Native American Leaders: Sacagawea
Primary Sources of Westward Expansion: Manifest Destiny and the Mexican-American War
Primary Sources of Westward Expansion: Homesteading and Settling the Frontier
Westward Expansion: America's Push to the Pacific: Native American Treatment and Resistance
Westward Expansion: America's Push to the Pacific: The Erie Canal
Westward Expansion: America's Push to the Pacific: The Gold Rush
Primary Sources of Westward Expansion: The Transcontinental Railroad
Primary Sources of Westward Expansion: Native American Resistance
Primary Sources of Westward Expansion: The Gold Rush
Westward Expansion: America's Push to the Pacific: Settlers, Traders, and Trails
Primary Sources of Westward Expansion: Lewis and Clark and Exploring the Louisiana Purchase
Westward Expansion: America's Push to the Pacific: The Mexican-American War
The Louisiana Purchase and Westward Expansion
Spotlight on Immigration and Migration: Broken Treaties: Native American Migrations