| Countries of the World Quiz | 47,565,082 | 0 | - |
| All Counties of the United States by First Two Letters | 27,516 | - | - |
| Countries Containing Each Letter A-Z | 153,458 | 0 | - |
| World Capitals Containing Each Letter A-Z | 40,457 | 0 | - |
| Europe by Borders in 30 Seconds | 428,828 | 0 | - |
| Countries by Languages in 90 Seconds | 722,405 | 0 | - |
| U.S. States by First Two Letters in 30 Seconds | 1,393,391 | 0 | - |
| U.S. Baby Boy Names by Decade | 490,194 | 0 | - |
| U.S. Baby Girl Names by Decade | 713,592 | 0 | - |
| Most Popular 7+ letter Baby Girl Names by Decade (UK) | 22,763 | - | - |
| Most Popular 7+ letter Baby Boy Names by Decade (UK) | 14,752 | - | - |
| Name a Five Letter Word A-Z | 164,011 | 0 | - |
| Most Popular 3 and 4-letter Baby Girl Names by Decade (UK) | 28,749 | - | - |
| Save Humanity by Guessing Countries | 576,190 | 0 | - |
| Most Popular 3 and 4-letter Baby Boy Names by Decade (UK) | 18,752 | - | - |
| Countries by First Two Letters in 90 Seconds | 5,631,048 | 0 | - |
| Countries by First and Last Two Letters | 1,816,887 | 0 | - |
| North American Pro Sports Teams Containing Each Letter A-Z | 1,101 | - | - |
| Largest Cities for each Latitude Degree | 48,206 | 0 | - |
| Countries, U.S. States, and Capitals by First Two Letters | 488,246 | 0 | - |
| World Currencies Quiz on a Map | 61,276 | 0 | - |
| All 100k+ Cities in Europe on a Map | 101,742 | 0 | - |
| World Capitals by Proximity | 331,994 | 0 | - |
| All 3,143 Counties of the United States on a Map | 332,892 | 0 | - |
| 200k+ U.S. Cities Containing Each Letter A-Z | 1,923 | - | - |
