Across
- 3. Mostly flat and grassy region of western North America
- 6. Native American groups who built earthen mounds
- 8. The capital city of the Incan Empire
- 10. A farming technique in which trees are cut down and burned
- 12. An official count of people
- 14. Signs and symbols that made up the Mayan writing system
- 16. Steplike ledges cut into mountains to make land suitable for farming
- 17. People who established a great civilizations in Middle America
Down
- 1. Round room used by the Pueblo peoples of religious ceremonies
- 2. Group of knotted strings used by the Incas to record information
- 4. Early Native American peoples of the Southwest
- 5. Mountain chain of western South America
- 7. People who lived in the Valley of Mexico
- 9. Corn
- 11. People of a powerful South American empire during the 1400s and 1500s
- 13. Capital city of the Aztecs
- 15. Cluster of Native American stone or adobe dwellings
