Exam Sprint Sign in

Home Quick lessons Courses Ask Merit AI Tutors Merit Tutors' Videos

Study tools

Tonight's planPlus Exam Sprint My schedulePlus ProgressPlus

Exam Sprint

Your exam, planned day by day.

Free diagnostic in 10 minutes.

Know what to study tonight. Merit Plus suggests videos for what you're learning in class. Free for your first month.

Sign in to save lessons, track topics, and get a study plan.

Popular courses AP Calculus BC AP United States History AP Physics 1: Algebra-Based AP Computer Science A AP Environmental Science AP Precalculus AP Statistics

Top channels

Heimler's History

The Organic Chemistry Tutor

Michael Porinchak - AP Statistics & AP Precalculus

Pricing For teachers How ranking works About Merit

About Privacy Terms

Videos play on YouTube. AP® and SAT® are trademarks of the College Board, which is not affiliated with Merit.

© 2026 Merit

Home Courses Ask AI Tutors Plan Sprint You

Tom Richey

@tomrichey· 237K subscribers· 114 lessons on Merit· 38 topics

AP United States Government and Politics · AP World History: Modern · AP European History · AP United States History

View on YouTube

The Senate and the House of Representatives Explained (Congress - AP Government Review)

1.3M views on YouTube · 10 years ago

AP Gov · Congress

Native American Cultures (1491-1607) - (APUSH Period 1 / APUSH Chapter 1)

605K views on YouTube · 12 years ago

Deductive and Inductive Reasoning (Bacon vs Aristotle - Scientific Revolution)

542K views on YouTube · 10 years ago

AP Euro · The Scientific Revolution

The Italian Renaissance (AP Euro Review)

472K views on YouTube · 13 years ago

AP Euro · The Italian Renaissance and Humanism

The Congress of Vienna: Metternich's Conservative Order (AP Euro)

387K views on YouTube · 12 years ago

AP Gov · Congress

Causes of World War I

383K views on YouTube · 11 years ago

AP World · Causes of World War I

German Unification (Part I: The Failure of Liberal Nationalism) / Deutsche Einigung

371K views on YouTube · 11 years ago

AP Euro · Italian and German Unification

19th Century Isms (AP European History)

343K views on YouTube · 11 years ago

AP Euro · 19th-Century Ideologies

Mercantilism: The Economics of Absolutism

306K views on YouTube · 11 years ago

APUSH · Mercantilism and Colonial Labor

The French Revolution (Part I: The Old Regime)

293K views on YouTube · 12 years ago

AP Euro · The French Revolution

The Second Industrial Revolution

268K views on YouTube · 11 years ago

AP Euro · The Industrial Revolution in Europe

The Scientific Revolution and the Enlightenment Compared

264K views on YouTube · 10 years ago

AP Euro · The Scientific Revolution

German Unification (Part II: Bismarck's Realpolitik)

247K views on YouTube · 11 years ago

AP Euro · Italian and German Unification

Martin Luther King and Malcolm X Compared

220K views on YouTube · 7 years ago

AP Euro · The Protestant Reformation

The Estates General of 1789 (French Revolution: Part 2)

213K views on YouTube · 12 years ago

AP Euro · The French Revolution

Wars of German Unification (Blood and Iron) / Deutsche Einigungskriege (Blut und Eisen)

208K views on YouTube · 11 years ago

AP Euro · Italian and German Unification

The Catholic Counter-Reformation (AP Euro Review)

206K views on YouTube · 12 years ago

AP Euro · The Catholic Reformation

Political Theory: Montesquieu and Rousseau (The Philosophes: Thinkers of the Enlightenment)

194K views on YouTube · 8 years ago

AP Euro · The Enlightenment

Causes of the Reformation (AP Euro Review)

193K views on YouTube · 13 years ago

AP Euro · The Catholic Reformation

Declaration of the Rights of Man and the Citizen (French Revolution: Part 4)

192K views on YouTube · 11 years ago

AP Euro · The French Revolution

Age of Exploration (AP Euro Review)

189K views on YouTube · 13 years ago

AP Euro · The Age of Exploration

Copernicus and Galileo: A Scientific Revolution

180K views on YouTube · 10 years ago

AP Euro · The Scientific Revolution

Martin Luther's Reformation (AP Euro Review)

171K views on YouTube · 13 years ago

AP Euro · The Protestant Reformation

The National Assembly (French Revolution: Part 3)

166K views on YouTube · 12 years ago

AP Euro · The French Revolution