| Quiz | Takes | Points | Best |
|---|---|---|---|
| First European Cities in History to Reach 100,000 People | 51,194 | 0 | - |
| Countries in a Penrose Tiling of the World Map | 56,319 | 0 | - |
| Name a Valid U.S. State #1 | 207,785 | 0 | - |
| All Counties of the United States by Proximity | 305,659 | 0 | - |
| World Capitals Quiz | 5,050,943 | 0 | - |
| Original 151 Pokémon | 787,395 | 0 | - |