| Quiz | Takes | Points | Best |
|---|---|---|---|
| Countries, U.S. States, and Capitals by First Two Letters | 483,814 | 0 | - |
| Countries by First Two Letters in 90 Seconds | 5,584,362 | 0 | - |
| Countries by Borders in 90 Seconds | 3,798,128 | 0 | - |
| US States by Borders in 30 Seconds | 2,662,924 | 0 | - |
| Countries by First and Last Two Letters | 1,801,892 | 0 | - |
| Countries of the World Quiz | 46,864,149 | 0 | - |