🗽 Social Studies
US History
From early colonies to modern America, with timelines, cause-and-effect chains and memory hooks that make dates and events easier to keep.
Aligned to the C3 Framework for Social Studies State Standards. State-specific standards pages are added over time. 3 of 20 planned lessons are live. New ones are added every week.
Unit 1: Colonial America and Revolution
Colonies to a new country.
The Thirteen Colonies
Coming soonCauses of the American Revolution
Ready · 20 minThe Declaration of Independence
Coming soonUnit 2: A New Nation
Writing the rules.
The Articles of Confederation
Coming soonThe Constitutional Convention
Coming soonThe Bill of Rights
Coming soonChecks and Balances
Ready · 18 minUnit 3: Expansion and Division
Growth, slavery and the road to war.
Manifest Destiny
Coming soonCauses of the Civil War
Ready · 25 minKey Events of the Civil War
Coming soonReconstruction
Coming soonUnit 4: Industrial America
Factories, cities and reform.
The Industrial Revolution in America
Coming soonImmigration and Urbanization
Coming soonThe Progressive Era
Coming soonUnit 5: World Wars and the Depression
America on the world stage.
World War I
Coming soonThe Great Depression and New Deal
Coming soonWorld War II
Coming soonUnit 6: Modern America
Cold War to today.