| 966 | US presidential candidates since 1804 | 2021-02-24 | 10 |
| 711 | Kongerækken | 2021-07-29 | – |
| 684 | European countries with colonial empires | 2021-02-17 | 0 |
| 533 | US governors (with a state map) | 2023-01-23 | 0 |
| 407 | US territories | 2021-01-04 | 0 |
| 353 | Danske byer der ender i "-borg" | 2021-12-17 | – |
| 239 | Fascist leader titles | 2021-04-06 | 0 |
| 205 | Municipalities of Denmark | 2020-04-29 | 0 |
| 202 | Countries that don't speak an Indo-European language | 2021-02-24 | 0 |
| 194 | US presidents by home state | 2021-01-28 | 0 |
| 167 | Countries that don't have a primary color on their flags | 2021-02-24 | 5 |
| 165 | Districts of England | 2023-04-10 | 3 |
| 157 | German Emperors | 2021-02-24 | 0 |
| 148 | Guess that amendment | 2021-10-14 | 0 |
| 141 | "I Danmark er jeg født" tekst | 2021-01-13 | – |
| 134 | EU enlargements by year | 2021-10-05 | 0 |
| 131 | Monarchs of Prussia | 2021-02-24 | 0 |
| 124 | US states with the smallest largest city | 2021-02-24 | 0 |
| 120 | The Loud House children | 2021-09-29 | 0 |
| 118 | Danmarks landsdele | 2021-01-04 | – |
| 112 | Danmarks statsministre | 2021-02-24 | – |
| 112 | Holy Roman Emperors | 2021-10-14 | 0 |
| 111 | US states that don't have A in their name | 2021-01-06 | 0 |
| 110 | Regions of Japan | 2020-10-04 | 0 |
| 104 | US census regions and divisions | 2020-10-06 | 0 |
| 103 | Danish history true or false | 2022-01-30 | 0 |
| 103 | Countries that don't use the metric system | 2021-01-04 | 0 |
| 102 | British monarchs | 2022-09-11 | 0 |
| 100 | US states that don't have blue on their flags | 2021-02-24 | 0 |
| 90 | Parties that held the US presidency | 2021-02-24 | 0 |
| 86 | Countries that don't have A in their name | 2021-02-24 | 0 |
| 85 | Counties of Denmark | 2021-02-24 | 0 |
| 84 | Countries that don't use the Gregorian calendar | 2021-02-24 | 0 |
| 83 | US states that don't have O or U in their name | 2021-01-06 | 0 |
| 80 | Esperanto word list | 2021-02-20 | 0 |
| 79 | Danmarks amter | 2021-02-24 | – |
| 78 | US states by date of statehood (with a map) | 2021-03-06 | 0 |
| 77 | Proposed states of Greater Austria | 2021-10-14 | 0 |
| 74 | Banovinas of Yugoslavia | 2021-01-04 | 0 |
| 72 | English monarchs | 2022-02-09 | 0 |
| 72 | US presidents that didn't hold prior office | 2021-02-24 | 1 |
| 72 | Countries that don't practice a major religion | 2021-02-18 | 0 |
| 71 | Absolute monarchies | 2021-01-04 | 1 |
| 70 | Emperors of Austria | 2020-12-25 | 0 |
| 69 | Largest cities by US state (with a map) | 2021-02-24 | 0 |
| 68 | Countries that don't have E, I, O, or U in their name | 2021-02-24 | 0 |
| 67 | US presidential nicknames | 2021-02-24 | 1 |
| 63 | US cities that are larger than Wyoming | 2021-01-04 | 0 |
| 61 | EU countries that only border other EU countries | 2021-10-04 | 0 |
| 58 | US state capitals that are also the largest city | 2021-02-24 | 1 |
| 56 | Modern administrative counties of England | 2021-06-29 | 0 |
| 56 | Holds of Skyrim | 2021-06-07 | 0 |
| 56 | Countries that don't have a prime minister or president | 2020-10-20 | 0 |
| 53 | Andeby-figurer på andre sprog | 2020-09-30 | – |
| 52 | Kingdoms of the Heptarchy | 2021-02-20 | 0 |
| 52 | US states that don't have E or I in their name | 2021-01-06 | 0 |
| 49 | "Who's that US president" multiple choice | 2021-10-14 | 0 |
| 49 | "It's a Long Way to Tipperary" lyrics | 2021-09-13 | 1 |
| 48 | German Empire multiple choice | 2022-01-30 | 0 |
| 47 | Thirteen Colonies | 2021-01-04 | 0 |
| 47 | Danish monarchs | 2021-06-21 | 1 |
| 47 | Home counties | 2020-06-03 | 0 |
| 46 | American Civil War multiple choice | 2023-03-08 | 0 |
| 45 | Transcontinental countries | 2021-01-04 | 0 |
| 42 | Countries that don't have a president | 2020-10-20 | 0 |
| 41 | Capitals of the Nordic countries | 2020-11-01 | 0 |
| 37 | Countries that border Denmark | 2022-06-17 | 0 |
| 36 | US states by nickname (with a map) | 2021-02-14 | 0 |
| 35 | UK local authorities bordering other constituent countries | 2021-08-13 | 0 |
| 35 | Firefly and Serenity Quiz | 2023-05-23 | 0 |
| 33 | Island groups of the Philippines | 2021-01-04 | 0 |
| 32 | US presidents who appointed a chief justice | 2021-03-06 | 1 |
| 31 | Constituent countries of countries | 2021-02-24 | 0 |
| 31 | Places by nickname #1 | 2021-01-04 | 0 |
| 29 | Hogwarts houses | 2021-02-24 | 0 |
| 28 | Federalist Papers by author | 2021-06-18 | 0 |
| 27 | Places by nickname #2 | 2021-01-04 | 0 |
| 27 | US and CS states (Southern Victory) | 2021-02-02 | 0 |
| 26 | Famous Americans by birth state | 2021-09-25 | 0 |
| 25 | Trios (and more) of countries | 2020-12-01 | 0 |
| 24 | US presidents that weren't from a large state | 2021-01-20 | 0 |
| 24 | Catholic Church-approved Latin Bible translations | 2021-04-30 | 0 |
| 20 | Countries that don't have a prime minister | 2020-10-20 | 0 |
| 20 | Islands of the Dutch Caribbean | 2021-02-24 | 1 |
| 18 | Former provinces of South Africa | 2021-02-24 | 0 |
| 13 | Cities that were superbombed (Southern Victory) | 2021-02-02 | 0 |
| 11 | Firefly episodes | 2021-06-23 | 0 |
