| Buck, Clayton - |
| Gorongosa National Park (8) | | Multiple Choice | 2016.04.05 |
| Influence of the Songhai Empire on Niger's History (9) | | Multiple Choice | 2016.10.16 |
| Jamaican Sports and Games (9) | | Multiple Choice | 2016.05.26 |
| K2 Mountain (9) | | Multiple Choice | 2016.05.06 |
| Kabul, Afghanistan (31) | | Multiple Choice | 2016.10.21 |
| Kawaii Culture (8) | | Multiple Choice | 2016.05.26 |
| Kimbanseke (21) | | Multiple Choice | 2016.06.01 |
| Kinderdijk Windmills (10) | | Multiple Choice | 2016.07.27 |
| Mauritanian Nomadic Lifestyle (8) | | Multiple Choice | 2016.02.25 |
| Mozart (37) | | Multiple Choice | 2016.01.07 |
| Namibian languages and history (9) | | Multiple Choice | 2016.09.16 |
| Niamey (capital city) (23) | | Multiple Choice | 2016.03.28 |
| Oktoberfest history (9) | | Multiple Choice | 2016.04.10 |
| Pantomimes and Fairy Tales (24) | | Multiple Choice | 2016.02.10 |
| Pre-Columbian Art (17) | | Multiple Choice | 2016.12.05 |
| Rare species of birds and wildlife (27) | | Multiple Choice | 2016.11.25 |
| Sandinista National Liberation Front (16) | | Multiple Choice | 2016.11.13 |
| Saudi Aramco (9) | | Multiple Choice | 2016.05.02 |
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