| Counties of England | 0 | - | 4.97 | 794,354 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,502 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,654 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,003 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,859 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,071 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,484 |
| States of Germany | 0 | - | 4.96 | 151,750 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,840 |
| Regions of Italy | 0 | - | 4.92 | 75,493 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,731 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,576 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,949 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,975 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,783 |
| Geography of Scotland | 0 | - | 4.63 | 21,580 |
| Europe Map Quiz | 0 | - | 5.00 | 4,753,808 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,227 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,033 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,571 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,571 |
| England or Wales? | 0 | - | 4.94 | 45,583 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,328 |
| American to British Word Translation | 0 | - | 4.14 | 138,683 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,852 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,291 |
| Name the English Monarchs | 0 | - | 4.91 | 501,222 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,302 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,264 |
| Geography of the British Empire | 0 | - | 4.48 | 39,627 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,198 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,652 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 400,075 |
| Malta Country Quiz | 0 | - | 4.81 | 30,990 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,410 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,829 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,725 |
| The Only European Country ... | 0 | - | 4.91 | 215,851 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,674 |
| British Spellings | 0 | - | 4.06 | 99,396 |
| British Groups of Things | 0 | - | 4.25 | 82,823 |
| British Acronyms | 0 | - | 4.39 | 45,745 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,012 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 24,978 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,327 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,647 |
| History of Italy | 0 | - | 4.55 | 31,929 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,604 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,154 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,304 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,241 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 140,465 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,178 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,239,081 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,710 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,376 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,918 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,028 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,939 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,888 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,375 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,941 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,676 |
| Slavic Countries | 0 | - | 4.96 | 111,442 |
| Regions of France | 0 | - | 4.75 | 120,335 |
| France Immigration by Country | 0 | - | 4.70 | 76,371 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,278 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,843 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,196 |
| British to American Word Translation | 0 | - | 3.74 | 254,979 |
| British Foods by Description | 0 | - | 3.94 | 48,310 |
| British and American Word Differences | 0 | - | 2.63 | 46,853 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,399 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 492,784 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,523 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,415 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,733 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,126 |
| Bridges of London | 0 | - | 4.17 | 10,089 |
| British Sport Trivia | 0 | - | 4.37 | 20,430 |
| Famous Welsh People | 0 | - | 4.29 | 11,339 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 353,943 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,636 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,194 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,845 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,460 |
| Monarchies of Europe | 0 | - | 4.90 | 97,902 |
| European Countries with One Border | 0 | - | 4.97 | 182,447 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,260 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 77,799 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,825 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 76,078 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,230 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,666 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,566 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,158 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,689 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,902 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,322 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,514 |
| People on Money - England | 0 | - | 4.29 | 16,600 |
| Name a Valid English City | 0 | - | 4.19 | 16,695 |
| British Geography A-Z | 0 | - | 4.42 | 19,488 |
| Scottish Clans | 0 | - | 4.70 | 21,347 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,570 |
| Champions League Winners | 0 | - | 4.92 | 1,003,290 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,377 |
| Countries That Border Russia | 0 | - | 4.98 | 460,968 |
| History of Austria | 0 | - | 4.70 | 17,831 |
| Geography of the French Empire | 0 | - | 4.45 | 27,018 |
| The French Revolution | 0 | - | 4.46 | 23,894 |
| Countries Bordering France | 0 | - | 4.83 | 401,751 |
| History of France | 0 | - | 4.59 | 56,787 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,455 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,502 |
| The Vikings! | 0 | - | 4.46 | 28,314 |
| The Portuguese Empire | 0 | - | 4.58 | 12,045 |
| United Kingdom A-Z | 0 | - | 4.51 | 87,543 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,671 |
| British Geography Quiz #3 | 0 | - | 4.56 | 30,385 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 281,223 |
| Counties of Wales | 0 | - | 4.63 | 39,176 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,821 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,727 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,458 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,197 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,559 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,734 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,256 |
| Russia Country Quiz | 0 | - | 4.85 | 114,232 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,212 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,276 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,369 |
| Departments of France | 0 | - | 4.93 | 53,693 |
| Germany Country Quiz | 0 | - | 4.82 | 157,507 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,827 |
| Italy Country Quiz | 0 | - | 4.82 | 123,140 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,044 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,758 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,510 |
| History of The Netherlands | 0 | - | 4.46 | 17,402 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,629 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,316 |
| Canary Islands | 0 | - | 4.62 | 17,458 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,567 |
| British Monopoly Board | 0 | - | 4.52 | 41,133 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 392,729 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,156 |
| Medieval English History | 0 | - | 4.53 | 43,448 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,657 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,536 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,022 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,640 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,256 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,291 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,315 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,702 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,138 |
| Countries that Border Poland | 0 | - | 4.99 | 172,001 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,688 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,089 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,065 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,788 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,724 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,218 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,700 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,606 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,161 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,773 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,070 |
| French History Multiple Choice | 0 | - | 4.55 | 32,994 |
| Geography of Germany | 0 | - | 4.35 | 17,156 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,960 |
| History of Germany | 0 | - | 4.39 | 52,770 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 645,851 |
| Name that Greek Letter | 0 | - | 4.93 | 323,005 |
| Counties of Ireland | 0 | - | 4.92 | 194,504 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,733 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,650 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,880 |
| History of Spain | 0 | - | 4.23 | 21,065 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,540 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,051 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,627 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,993 |
| Oldest Cities in the United Kingdom | 0 | - | 4.39 | 23,690 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,667 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,843 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,730 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,553 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,088 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,922 |
| Councils of Scotland | 0 | - | 4.58 | 28,393 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,015 |
| San Marino Country Quiz | 0 | - | 4.70 | 28,920 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,787 |
| European Cities Beginning with B - Click Map | 0 | - | 4.78 | 77,914 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,813 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 211,901 |
| History of Russia Quiz | 0 | - | 4.49 | 31,876 |
