HistoryExplain Like I'm 5Intermediate
AP World History: Modern, a free history course on Tomo

AP World History: Modern

Understand the global forces, cross-cultural exchanges, and revolutionary shifts that shaped the world from 1200 to the contemporary era. Built to develop the core thematic connections and historical reasoning tested on the AP exam.

Like Duolingo, but for AP World History: Modern. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.

27 levels across 4 sections, about 54 minutes end to end, roughly 11 days at five minutes a day. It moves through Connecting the Medieval World (c. 1200–1450); Gunpowder and Oceans (c. 1450–1750); Machines, Rights, and Imperial Reach (c. 1750–1900); and Total Conflict and Modern Interdependence (c. 1900–Present). It assumes you already know the basics.

27 bite-size levelsAbout 5 minutes each

Free forever · No credit card · iPhone & Android

Polo the Pangolin, the guide who teaches the AP World History: Modern course
AP World History: Modern
with Polo the Pangolin
27
Levels
4
Sections
5
Min/day
What you'll learn

Key ideas in AP World History: Modern

  • Song exams tested Neo-Confucian classics to build a merit-based scholar-gentry class.
  • Civil service recruiting undermined hereditary aristocrats who challenged dynastic authority.
  • Examinations centralized administrative control across rural, farming provinces.
  • Sharia and local judges (qadis) provided standard legal rulings across diverse ethnic groups.
  • Arabic administrative literacy unified trade networks and governance across Afro-Eurasia.
  • Non-Muslim monotheists gained dhimmi legal protection by paying the jizya tax.
  • The Inca mobilized labor rather than tribute goods through the mandatory mit'a system.
  • The Aztec Empire extracted regional luxury and food tributes rather than integrating local labor.
  • Both Andean and Mesoamerican states managed vast economies without minted coinage.
  • Imperial religious patronage established divine right and political legitimacy for rulers.
  • Orthodox creeds hardened political borders against competing ideological rivals.
  • Byzantine and Abbasid border rivalries were defined along sectarian religious lines.
  • Fast-ripening Champa rice generated immense agricultural surpluses in southern paddies.
  • State officials levied tax rice directly to feed urban capitals and imperial armies.
  • The Grand Canal linked southern river basins to northern administrative hubs.
  • The Mongol Empire issued metal tablets called paiza as passports authorizing travel, protection, and provisions
Why not just Google it

You've tried the other tabs

Wikipedia

Thirty open tabs. Four facts you actually kept.

YouTube

You watched. You nodded. By Sunday it was gone.

ChatGPT

One answer, then back to scrolling.

Online courses

Eight weeks. You meant to finish. You didn't.

Tomo gives AP World History: Modern the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.

Try a question

Here's what playing it feels like

A real question from this course. Take your best guess.

Rules and Rulers Across Empires

Why did Song emperors prefer hiring top test-scorers instead of old aristocratic nobles?

Get it right to open this lesson and 26 more in the app.

Course map

Where AP World History: Modern takes you

  1. 1

    Connecting the Medieval World (c. 1200–1450)

    • Comparing Post-Classical Governance and Statecraft
    • Networks of Exchange and Cultural Diffusion
  2. 2

    Gunpowder and Oceans (c. 1450–1750)

    • Consolidating Land-Based Gunpowder Empires
    • Maritime Expansion and the Columbian Exchange
  3. 3

    Machines, Rights, and Imperial Reach (c. 1750–1900)

    • Enlightenment, Revolutions, and Emerging Nations
    • Industrial Capitalism and Imperial Dominance
  4. 4

    Total Conflict and Modern Interdependence (c. 1900–Present)

    • Global Wars and the Cold War Balance of Power
    • Decolonization and Contemporary Globalization

4 sections · 8 units · 27 levels. Built to play, not to enroll.

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Explain Like I'm 5

AP World History: Modern is taught in the Explain Like I'm 5 style: no big words. promise.. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.

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