| Countries of the World Quiz | 47,217,696 | 0 | - |
| Countries of the World with an Empty Map - Hard Version | 304,086 | 0 | - |
| Countries in World War II | 909,259 | 0 | - |
| Legend of Zelda: Breath of the Wild Monsters Quiz | 6,806 | - | - |
| Super Metroid Items | 324 | - | - |
| Super Smash Brothers Characters | 128,225 | 0 | - |
| U.S. Presidents Quiz | 3,679,149 | 0 | - |
| US States Quiz | 16,797,471 | 0 | - |
| Soviet Leaders 1917–1991 | 94,738 | 0 | - |
| Communist Countries in History | 494,259 | 0 | - |
| 100 Biggest Cities on a World Map | 415,722 | 0 | - |
| Swedish Prime Ministers | 929 | - | - |
| Oscar Best Pictures | 309,410 | 0 | - |
| Colors by Letter | 162,314 | 0 | - |
| Biggest Cities in Germany | 292,545 | 0 | - |
| All Country Flags of the World | 3,636,176 | 0 | - |
| Geography on a World Map | 86,422 | 0 | - |
| Olympian Gods Quiz | 498,829 | 0 | - |
| Biggest Cities in the UK | 104,933 | 0 | - |
| Name a City in Every European Country - No Capitals | 55,174 | 0 | - |
| Name a City - European Countries | 64,996 | 0 | - |
| Countries by a Single Word | 28,746 | 0 | - |
| European Union Institutions | 101 | - | - |
| European Union countries by date of accession | 1,072 | - | - |
| Biggest City in Every Country | 99,569 | 0 | - |
| World Capitals Quiz | 5,054,671 | 0 | - |
| Top 50 urban areas in the Nordics | 609 | - | - |
| Name a City in Every Asian Country - No Capitals | 6,734 | - | - |
| History of China | 56,953 | 0 | - |
| All 500k+ Urban Areas of Europe | 4,159 | - | - |
| We Didn't Start the Fire Lyrics | 48,666 | 0 | - |
| Alla Sveriges städer med 10t+ invånare med en karta (extrem) | 1,616 | - | - |
| Name a City in EVERY Country - No Capitals | 66,794 | 0 | - |
| 10 Biggest Cities in Every European Country on a Map | 9,362 | - | - |
| History of the European Union | 721 | - | - |
| Roman Emperors | 119,434 | 0 | - |
| Genius Level General Knowledge #1 | 52,535 | 0 | - |
| 50 Rivers on a World Map | 37,440 | 0 | - |
| Every 5,000+ City in Europe before the Black Death | 9,021 | 0 | - |
| Old World Countries in 1494 Map Quiz | 7,504 | - | - |
| Flags of Old Civilizations quiz | 31 | - | - |
| How many WW2 battles can you name? | 2,349 | - | - |
| Countries of the World in 1900 | 84,279 | 0 | - |
| Biggest Cities in History | 89,892 | 0 | - |
| Italy Cities Map Quiz | 151,610 | 0 | - |
| Cities by Former Name - Beyond Thunderdome | 32,989 | 0 | - |
| Countries of Europe in 1453 with a Map | 16,858 | - | - |
| Biggest Nations and Empires Ever | 145,603 | 0 | - |
| Biggest Cities in the Roman Empire with a Map | 8,289 | - | - |
| Provinces of the Later Roman Empire with a Map | 5,392 | - | - |
| Biggest European Cities by Century | 145,066 | 0 | - |
| Largest Nordic Cities on a Map | 36,961 | 0 | - |
| All First-Level Subdivisions of Europe on a Map | 169,816 | 0 | - |
| Civilization 6 | 98 | - | - |
| Biggest Cities in 4 Random Countries on a Map | 129,455 | 0 | - |
| Every 1,000,000+ City on a Map | 113,810 | 0 | - |
| Countries by Women's Suffrage | 47 | - | - |
| All ISO 639-1 Languages with a Map | 37,646 | 0 | - |
