5 units · 20 lessons

Grade 8: Social studies

Start with a unit whose prerequisites fit. Work through the lessons, use the study guide to review, and try the new cases before continuing.

  1. Unit 1 · 4 lessons

    The Early Republic and Contested Power

    Explain ratification, parties, judicial review and foreign-policy claims.

    Before you begin: Know founding documents and the three branches.

  2. Unit 2 · 4 lessons

    Nineteenth-Century Expansion and Sectional Conflict

    Connect transport, land policy and slavery’s political crisis.

    Before you begin: Know westward expansion, Native sovereignty and abolition.

  3. Unit 3 · 4 lessons

    Industrial Society Immigration and Reform

    Explain work, exclusion, assimilation policy and reform mechanisms.

    Before you begin: Distinguish economic gains from equality and rights in practice.

  4. Unit 4 · 4 lessons

    Twentieth-Century United States and Civic Change

    Connect war, economic crisis, federal action and civil-rights campaigns.

    Before you begin: Interpret policies, outcomes and continuing barriers separately.

  5. Unit 5 · 4 lessons

    Check What Counts as Confirmation

    Compare independent records, sampling reach, denominators, and synthesis claims.

    Before you begin: Calculate simple fractions and percentages; identify a copied record and a source’s time range.

Check what you can explain

The subject test uses additional supplied cases across these units. Its feedback links back to the relevant lessons. Use it to plan practice; a score on these questions is not a school grade or proof of complete subject mastery.

Open the subject test