| 10 Closest Megacities to London | 0 | - | 4.90 | 17,752 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,192 |
| Counties of England | 0 | - | 4.97 | 798,819 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,954 |
| Europe Map Quiz | 0 | - | 5.00 | 4,770,793 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,150 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,010 |
| American to British Word Translation | 0 | - | 4.14 | 139,302 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,944 |
| England or Wales? | 0 | - | 4.94 | 45,794 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,554 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,664 |
| The Only European Country ... | 0 | - | 4.91 | 217,373 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,569 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,914 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,260 |
| Name the English Monarchs | 0 | - | 4.91 | 503,911 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,792 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,000 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,019 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 402,718 |
| History of Italy | 0 | - | 4.55 | 32,053 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,719 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,295 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,729 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,248,431 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,668 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,912 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,429 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,352 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,353 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,212 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,967 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,551 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,390 |
| Slavic Countries | 0 | - | 4.96 | 111,877 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,470 |
| British to American Word Translation | 0 | - | 3.74 | 255,167 |
| British Foods by Description | 0 | - | 3.94 | 48,340 |
| British and American Word Differences | 0 | - | 2.63 | 46,898 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,611 |
| Bridges of London | 0 | - | 4.17 | 10,119 |
| British Sport Trivia | 0 | - | 4.37 | 20,486 |
| Famous Welsh People | 0 | - | 4.31 | 11,568 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 358,124 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,338 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,438 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,844 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,485 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 141,984 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,036 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,840 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,690 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,575 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,982 |
| Monarchies of Europe | 0 | - | 4.90 | 98,343 |
| European Countries with One Border | 0 | - | 4.97 | 183,112 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,888 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 86,149 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,739 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 83,369 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,090 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,311 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,988 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,091 |
| History of Austria | 0 | - | 4.70 | 17,902 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,813 |
| Geography of the French Empire | 0 | - | 4.45 | 27,155 |
| The French Revolution | 0 | - | 4.47 | 24,062 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,148 |
| States of Germany | 0 | - | 4.95 | 153,161 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,277 |
| Regions of Italy | 0 | - | 4.92 | 76,227 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,418 |
| The Vikings! | 0 | - | 4.46 | 28,368 |
| The Portuguese Empire | 0 | - | 4.58 | 12,082 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,375 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,414 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,140 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,142 |
| British Noble Ranks | 0 | - | 3.85 | 20,462 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,985 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,071 |
| Premier League Relegated Teams | 0 | - | 4.81 | 126,897 |
| Champions League Winners | 0 | - | 4.92 | 1,009,787 |
| History of France | 0 | - | 4.59 | 57,267 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,152 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,766 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,370 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,717 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,403 |
| Countries the UK Declared War On | 0 | - | 4.55 | 122,665 |
| Geography of the British Empire | 0 | - | 4.48 | 39,734 |
| Counties of Wales | 0 | - | 4.63 | 39,384 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,547 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,332 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,251 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,674 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,586 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,892 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,356 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,612 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,996 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,020 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,407 |
| Russia Country Quiz | 0 | - | 4.83 | 114,688 |
| Countries That Border Russia | 0 | - | 4.98 | 462,802 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,466 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,414 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,766 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,137 |
| Departments of France | 0 | - | 4.93 | 54,453 |
| Countries Bordering France | 0 | - | 4.83 | 403,526 |
| Germany Country Quiz | 0 | - | 4.83 | 158,170 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,614 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,657 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,664 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,651 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,458 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,612 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,515 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,113 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,201 |
| British Spellings | 0 | - | 4.06 | 99,507 |
| British Groups of Things | 0 | - | 4.25 | 82,907 |
| British Acronyms | 0 | - | 4.40 | 45,849 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,054 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,386 |
| British Monopoly Board | 0 | - | 4.52 | 41,194 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,940 |
| Geography of Scotland | 0 | - | 4.63 | 21,656 |
| Medieval English History | 0 | - | 4.53 | 43,571 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,982 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,588 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,183 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,511 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,631 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,362 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 214,551 |
| Countries that Border Poland | 0 | - | 4.99 | 172,598 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,977 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,477 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,417 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,656 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,851 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,656 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,962 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,281 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,506 |
| Geography of Germany | 0 | - | 4.35 | 17,207 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,340 |
| Counties of Ireland | 0 | - | 4.92 | 196,048 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,019 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,346 |
| History of Spain | 0 | - | 4.23 | 21,115 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,347 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 395,103 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,682 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,267 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,392 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,341 |
| History of Russia Quiz | 0 | - | 4.47 | 31,949 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,923 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,882 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 648,842 |
| Name that Greek Letter | 0 | - | 4.93 | 324,157 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,950 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,759 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,042 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,408 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,868 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,962 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,781 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,843 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,186 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,764 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,203 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,998 |
| Councils of Scotland | 0 | - | 4.58 | 28,564 |
| Malta Country Quiz | 0 | - | 4.81 | 31,115 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,054 |
| Capitals of French Regions | 0 | - | 4.45 | 16,108 |
| Capitals of German States | 0 | - | 4.74 | 28,990 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,399 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,728 |
| The Trojan War | 0 | - | 4.83 | 39,797 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,235 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,646 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,646 |
| Roman Emperors | 0 | - | 4.95 | 120,384 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,735 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,511 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,060 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,357 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,544 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,347 |
| People on Money - England | 0 | - | 4.29 | 16,623 |
| Name a Valid English City | 0 | - | 4.19 | 16,746 |
| British Geography A-Z | 0 | - | 4.42 | 19,559 |
| Scottish Clans | 0 | - | 4.70 | 21,397 |
