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| 8084319498 | Abbasids | A member of a dynasty of caliphs (750-1258) ruling the Islamic empire especially from their capital Baghdad and claiming descent from Abbas the uncle of Muhammad |  | 0 |
| 8084340636 | Angkor Wat | A temple complex in Cambodia and the largest religious monument in the world, on a site measuring 162.6 hectares. It was originally constructed as a Hindu temple of god Vishnu for the Khmer Empire, gradually transforming into a Buddhist temple towards the end of the 12th century. |  | 1 |
| 8084358539 | Astrolabe | An elaborate inclinometer, historically used by astronomers, navigators, and astrologers. Its many uses include locating and predicting the positions of the Sun, Moon, planets, and stars, determining local time given local latitude and vice versa, surveying, and triangulation. |  | 2 |
| 8084366822 | Bantu Migrations | The name for a postulated millennia-long series of migrations of speakers of the original proto-Bantu language group. |  | 3 |
| 8084387476 | Bubonic Plague (Black Death) | An epidemic of bubonic plague, a disease caused by the bacterium Yersinia pestis that circulates among wild rodents where they live in great numbers and density. |  | 4 |
| 8084399294 | Cahokia | A mound building society that inhabitanted North America who constructed various styles of earthen mounds for religious and ceremonial, burial, and elite residential purposes. |  | 5 |
| 8084424232 | Caravanserai | An inn with a central courtyard for travelers in the desert regions of Asia or North Africa. |  | 6 |
| 8084435577 | Catholicism | 1. The doctrines and practices of the Roman Catholic Church. 2. Adherence to the forms of Christian doctrine and practice which are generally regarded as Catholic rather than Protestant or Eastern Orthodox. |  | 7 |
| 8084456360 | Chinampa | A type of Mesoamerican agriculture which used small, rectangular areas of fertile arable land to grow crops on the shallow lake beds in the Valley of Mexico |  | 8 |
| 8084485056 | Christendom | The worldwide body or society of Christians. |  | 9 |
| 8084522959 | Key Concept 3.1 | Expansion and Intensification of Communication and Exchange Networks | 10 | |
| 8084528712 | Key Concept 3.3 | Increased Economic Productive Capacity and Its Consequences | 11 | |
| 8092063370 | Key Concept 3.2 | Continuity and Innovation of State Forms and Their Interactions | 12 |
