| 10 Closest Megacities to London | 0 | - | 4.90 | 17,605 |
| Counties of England | 0 | - | 4.97 | 791,898 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,275 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,999 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,709 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,691 |
| Europe Map Quiz | 0 | - | 5.00 | 4,742,799 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,648 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,084 |
| States of Germany | 0 | - | 4.96 | 150,892 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,292 |
| Regions of Italy | 0 | - | 4.92 | 75,084 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,050 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,039 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,660 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,531 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,128 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,772 |
| Bridges of London | 0 | - | 4.17 | 10,070 |
| England or Wales? | 0 | - | 4.94 | 45,460 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,270 |
| American to British Word Translation | 0 | - | 4.13 | 138,035 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,794 |
| Name the English Monarchs | 0 | - | 4.92 | 499,671 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,250 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,303 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,255 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,053 |
| Geography of the British Empire | 0 | - | 4.48 | 39,566 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,971 |
| Malta Country Quiz | 0 | - | 4.81 | 30,911 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,741 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,045 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,167 |
| The Only European Country ... | 0 | - | 4.91 | 214,880 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,161 |
| British Spellings | 0 | - | 4.07 | 99,337 |
| British Groups of Things | 0 | - | 4.25 | 82,753 |
| British Acronyms | 0 | - | 4.39 | 45,689 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,986 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 24,739 |
| Geography of Scotland | 0 | - | 4.63 | 21,527 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 398,707 |
| History of Italy | 0 | - | 4.55 | 31,881 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,547 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,070 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,063 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,140 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,233,106 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,734 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,052 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,630 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,173 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,705 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,055 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,183 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,637 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,445 |
| Slavic Countries | 0 | - | 4.96 | 111,165 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,165 |
| British to American Word Translation | 0 | - | 3.74 | 254,875 |
| British Foods by Description | 0 | - | 3.94 | 48,285 |
| British and American Word Differences | 0 | - | 2.63 | 46,813 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,345 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,539 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,718 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,105 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,122 |
| British Sport Trivia | 0 | - | 4.37 | 20,399 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,825 |
| Famous Welsh People | 0 | - | 4.21 | 9,789 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,104 |
| Regions of France | 0 | - | 4.78 | 119,788 |
| France Immigration by Country | 0 | - | 4.72 | 76,142 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,680 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,008 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 492,027 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,863 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,038 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,585 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,285 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,815 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,376 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,269 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,155 |
| Monarchies of Europe | 0 | - | 4.90 | 97,626 |
| European Countries with One Border | 0 | - | 4.97 | 182,024 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,896 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,625 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,426 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,771 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,879 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,420 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,024 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,462 |
| History of Austria | 0 | - | 4.70 | 17,792 |
| Geography of the French Empire | 0 | - | 4.45 | 26,984 |
| The French Revolution | 0 | - | 4.46 | 23,850 |
| History of France | 0 | - | 4.59 | 56,513 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,421 |
| The Vikings! | 0 | - | 4.46 | 28,279 |
| The Portuguese Empire | 0 | - | 4.58 | 12,022 |
| UK Cities Map Quiz | 0 | - | 4.95 | 463,045 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,392 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,616 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,284 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,493 |
| People on Money - England | 0 | - | 4.29 | 16,585 |
| Name a Valid English City | 0 | - | 4.19 | 16,663 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,488 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,442 |
| Counties of Wales | 0 | - | 4.63 | 39,044 |
| Champions League Winners | 0 | - | 4.92 | 999,934 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,542 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,415 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,532 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,554 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,921 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,289 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,766 |
| Russia Country Quiz | 0 | - | 4.85 | 113,971 |
| Countries That Border Russia | 0 | - | 4.98 | 460,106 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,038 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,158 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,607 |
| Departments of France | 0 | - | 4.93 | 53,170 |
| Countries Bordering France | 0 | - | 4.83 | 400,871 |
| Germany Country Quiz | 0 | - | 4.82 | 157,058 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,482 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,812 |
| Italy Country Quiz | 0 | - | 4.82 | 122,593 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,745 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,388 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,419 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,347 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,958 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 280,573 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,123 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,104 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,401 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,622 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,708 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,948 |
| History of The Netherlands | 0 | - | 4.46 | 17,352 |
| Canary Islands | 0 | - | 4.61 | 17,428 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,330 |
| British Monopoly Board | 0 | - | 4.52 | 41,086 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 391,209 |
| Medieval English History | 0 | - | 4.53 | 43,379 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,901 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,050 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,074 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,385 |
| Countries that Border Poland | 0 | - | 4.99 | 171,711 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,527 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,346 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,894 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,707 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,637 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,008 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,613 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,506 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,987 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,675 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,947 |
| Geography of Germany | 0 | - | 4.35 | 17,126 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,205 |
| History of Germany | 0 | - | 4.39 | 52,702 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,092 |
| Name that Greek Letter | 0 | - | 4.93 | 322,341 |
| Counties of Ireland | 0 | - | 4.92 | 193,822 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,608 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,801 |
| History of Spain | 0 | - | 4.29 | 21,038 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,125 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,529 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,957 |
| English Inventions #1 | 0 | - | 3.15 | 23,532 |
| English Inventions #2 | 0 | - | 4.00 | 8,679 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,232 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,560 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,766 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,674 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,439 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,028 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,884 |
| Councils of Scotland | 0 | - | 4.58 | 28,241 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 26,945 |
| San Marino Country Quiz | 0 | - | 4.70 | 28,832 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,230 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 77,669 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,499 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 210,711 |
| History of Russia Quiz | 0 | - | 4.49 | 31,831 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,193 |
| Movies Set in France | 0 | - | 4.26 | 13,094 |
| French Inventions | 0 | - | 4.08 | 13,874 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,823 |
| History of Paris | 0 | - | 4.24 | 13,628 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,754 |
