| Counties of England | 0 | - | 4.97 | 791,500 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,239 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,593 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,211 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,687 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,582 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,035 |
| States of Germany | 0 | - | 4.96 | 150,774 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,249 |
| Regions of Italy | 0 | - | 4.92 | 75,025 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,019 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,932 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,612 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,476 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,668 |
| Geography of Scotland | 0 | - | 4.63 | 21,521 |
| Europe Map Quiz | 0 | - | 5.00 | 4,740,995 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,119 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,648 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,468 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,534 |
| England or Wales? | 0 | - | 4.94 | 45,444 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,074 |
| American to British Word Translation | 0 | - | 4.13 | 137,725 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,781 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,245 |
| Name the English Monarchs | 0 | - | 4.92 | 499,377 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,246 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,008 |
| Geography of the British Empire | 0 | - | 4.48 | 39,552 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,967 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,935 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 398,449 |
| Malta Country Quiz | 0 | - | 4.81 | 30,899 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,625 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,936 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,078 |
| The Only European Country ... | 0 | - | 4.91 | 214,733 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,060 |
| British Spellings | 0 | - | 4.07 | 99,329 |
| British Groups of Things | 0 | - | 4.25 | 82,743 |
| British Acronyms | 0 | - | 4.39 | 45,673 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,981 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 24,702 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,020 |
| History of Italy | 0 | - | 4.55 | 31,874 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,536 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,056 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,219 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,099 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,715 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,132 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,232,045 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,227 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,992 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,574 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,036 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,659 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,936 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,014 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,578 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,399 |
| Slavic Countries | 0 | - | 4.96 | 111,107 |
| Regions of France | 0 | - | 4.78 | 119,705 |
| France Immigration by Country | 0 | - | 4.72 | 76,110 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,145 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,644 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,978 |
| British to American Word Translation | 0 | - | 3.75 | 254,851 |
| British Foods by Description | 0 | - | 3.94 | 48,278 |
| British and American Word Differences | 0 | - | 2.64 | 46,807 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,329 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 491,935 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,723 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,955 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,715 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,102 |
| Bridges of London | 0 | - | 4.17 | 10,069 |
| British Sport Trivia | 0 | - | 4.37 | 20,391 |
| Famous Welsh People | 0 | - | 4.21 | 9,788 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 351,721 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,542 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,238 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,738 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,286 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,104 |
| Monarchies of Europe | 0 | - | 4.90 | 97,568 |
| European Countries with One Border | 0 | - | 4.97 | 181,958 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,843 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,561 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,318 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,714 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,799 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,371 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,259 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,899 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,411 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,926 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,268 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,489 |
| People on Money - England | 0 | - | 4.29 | 16,580 |
| Name a Valid English City | 0 | - | 4.19 | 16,657 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,460 |
| British Geography A-Z | 0 | - | 4.41 | 19,451 |
| Scottish Clans | 0 | - | 4.70 | 21,292 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,437 |
| Champions League Winners | 0 | - | 4.92 | 999,333 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,256 |
| Countries That Border Russia | 0 | - | 4.98 | 459,945 |
| History of Austria | 0 | - | 4.70 | 17,783 |
| Geography of the French Empire | 0 | - | 4.45 | 26,977 |
| The French Revolution | 0 | - | 4.46 | 23,843 |
| Countries Bordering France | 0 | - | 4.83 | 400,733 |
| History of France | 0 | - | 4.59 | 56,457 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,413 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,679 |
| The Vikings! | 0 | - | 4.46 | 28,272 |
| The Portuguese Empire | 0 | - | 4.58 | 12,013 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,368 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,604 |
| British Geography Quiz #3 | 0 | - | 4.56 | 30,327 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 280,494 |
| Counties of Wales | 0 | - | 4.63 | 39,028 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,480 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,367 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,341 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,841 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,772 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,016 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,673 |
| Russia Country Quiz | 0 | - | 4.85 | 113,908 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,003 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,138 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,546 |
| Departments of France | 0 | - | 4.93 | 53,126 |
| Germany Country Quiz | 0 | - | 4.82 | 156,972 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,439 |
| Italy Country Quiz | 0 | - | 4.82 | 122,541 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,701 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,345 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,412 |
| History of The Netherlands | 0 | - | 4.46 | 17,350 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,297 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,905 |
| Canary Islands | 0 | - | 4.61 | 17,427 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,310 |
| British Monopoly Board | 0 | - | 4.52 | 41,082 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 391,009 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,121 |
| Medieval English History | 0 | - | 4.53 | 43,364 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,993 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,233 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,879 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,618 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,024 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,616 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,032 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,297 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,924 |
| Countries that Border Poland | 0 | - | 4.99 | 171,648 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,506 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,200 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,861 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,693 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,627 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,965 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,598 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,490 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,951 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,646 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,934 |
| Geography of Germany | 0 | - | 4.35 | 17,121 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,054 |
| History of Germany | 0 | - | 4.39 | 52,689 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 643,692 |
| Name that Greek Letter | 0 | - | 4.94 | 322,223 |
| Counties of Ireland | 0 | - | 4.92 | 193,728 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,587 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,737 |
| History of Spain | 0 | - | 4.29 | 21,031 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,038 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,520 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,954 |
| Oldest Cities in the United Kingdom | 0 | - | 4.39 | 23,652 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,544 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,746 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,661 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,403 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,015 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,876 |
| Councils of Scotland | 0 | - | 4.58 | 28,236 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 26,939 |
| San Marino Country Quiz | 0 | - | 4.70 | 28,815 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,050 |
| European Cities Beginning with B - Click Map | 0 | - | 4.75 | 77,605 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,445 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 210,544 |
| History of Russia Quiz | 0 | - | 4.49 | 31,828 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,141 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,065 |
