Eight middle school-level lessons on geography, the Constitution, slavery, and the Civil War. Lessons: 1. The Good and Bad of Westward Expansion; 2. North and South—Different but Connected; 3. Writing the Constitution: The Role of Compromise; 4. The Louisiana Purchase; 5. The Role of Choice; 6. The Economy of the Slave South; 7. The Road to Disunion; 8. Massachusetts and the Civil War.