| Costello, Paul - |
| The Iguazu Falls: Natural Wonder of South America (17) | | Multiple Choice | 2013.05.15 |
| The Indian Removal Act (15) | | Multiple Choice | 2013.01.14 |
| The Inuit People (34) | | Multiple Choice | 2013.12.15 |
| The Iroquois Confederacy (18) | | Multiple Choice | 2013.01.25 |
| The Itaipu Dam: Engineering Marvel of South America (23) | | Multiple Choice | 2013.04.22 |
| The Latin American Debt Crisis (16) | | Multiple Choice | 2013.06.14 |
| The Mercosur (8) | | Multiple Choice | 2013.02.01 |
| The Navajo Code Talkers in World War II (18) | | Multiple Choice | 2013.01.02 |
| The Paraná River (33) | | Multiple Choice | 2013.11.09 |
| The Patagonian Toothfish (9) | | Multiple Choice | 2013.09.18 |
| The Pink Dolphin (9) | | Multiple Choice | 2013.08.18 |
| The Pink Tide (15) | | Multiple Choice | 2013.07.16 |
| The Rio Carnival: A History of Celebration (9) | | Multiple Choice | 2013.01.13 |
| The Salish People (16) | | Multiple Choice | 2013.02.27 |
| The Sioux Nation (35) | | Multiple Choice | 2013.07.02 |
| The Spanish Conquest of the Americas (19) | | Multiple Choice | 2013.01.12 |
| The Tupac Amaru Rebellion (8) | | Multiple Choice | 2013.01.21 |
| The Wounded Knee Massacre (18) | | Multiple Choice | 2013.06.23 |
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