| Quiz | Takes | Points | Best |
|---|---|---|---|
| Countries, U.S. States, and Capitals by First Two Letters | 486,699 | 0 | - |
| Countries by First Two Letters in 90 Seconds | 5,614,070 | 0 | - |
| Countries by Borders in 90 Seconds | 3,821,896 | 0 | - |
| US States by Borders in 30 Seconds | 2,676,609 | 0 | - |
| Countries by First and Last Two Letters | 1,811,462 | 0 | - |
| Countries of the World Quiz | 47,320,736 | 0 | - |