| Quiz | Takes | Points | Best |
|---|---|---|---|
| 100 most populous Native Reservations in the US | 237 | - | - |
| Official and Regional Languages of Europe on a Map | 112,289 | 0 | - |
| Official and Regional Languages of Asia on a Map | 68,726 | 0 | - |
| Official and Regional Languages of Africa on a Map | 20,359 | - | - |
| All ISO 639-1 Languages with a Map | 39,498 | 0 | - |