| Series | # | Rating | Takes | |
|---|---|---|---|---|
| Country First Letters | 11 | 0 | – | 310 |
| Random Geography Questions | 3 | 0 | – | 146 |
| Animals Quizzes | 3 | 0 | – | 129 |
| Countries of the World Quizzes (Sprints) | 4 | 0 | – | 80 |
| Country Shapes Quizzes | 3 | 0 | – | 76 |
| Points by Population | 4 | 0 | – | 73 |
| Capitals Quizzes | 2 | 0 | – | 49 |
| Country Scramble Quizzes | 2 | 0 | – | 47 |
| Continents Quizzes | 2 | 0 | – | 36 |