| Counties of England | 0 | - | 4.97 | 792,305 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,318 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,614 |
| England or Wales? | 0 | - | 4.94 | 45,476 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,733 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,718 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,119 |
| States of Germany | 0 | - | 4.96 | 151,016 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,336 |
| Regions of Italy | 0 | - | 4.92 | 75,157 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,085 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,139 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,709 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,614 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,706 |
| Europe Map Quiz | 0 | - | 5.00 | 4,744,903 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,149 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,813 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,499 |
| Famous Welsh People | 0 | - | 4.21 | 10,181 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,471 |
| American to British Word Translation | 0 | - | 4.13 | 138,220 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,803 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,255 |
| Name the English Monarchs | 0 | - | 4.92 | 499,979 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,261 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,080 |
| Geography of the British Empire | 0 | - | 4.48 | 39,577 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,423 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,027 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,993 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 398,949 |
| Malta Country Quiz | 0 | - | 4.81 | 30,924 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,868 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,157 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,259 |
| The Only European Country ... | 0 | - | 4.91 | 215,038 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,261 |
| British Spellings | 0 | - | 4.07 | 99,349 |
| British Groups of Things | 0 | - | 4.25 | 82,765 |
| British Acronyms | 0 | - | 4.39 | 45,696 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,990 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 24,786 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,106 |
| Geography of Scotland | 0 | - | 4.63 | 21,543 |
| History of Italy | 0 | - | 4.55 | 31,893 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,557 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,091 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,145 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,913 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,152 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,123 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,236 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,115 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,678 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,336 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,743 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,223 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,351 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,708 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,510 |
| Slavic Countries | 0 | - | 4.96 | 111,216 |
| Regions of France | 0 | - | 4.77 | 119,906 |
| France Immigration by Country | 0 | - | 4.72 | 76,166 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,189 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,710 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,045 |
| British to American Word Translation | 0 | - | 3.74 | 254,902 |
| British Foods by Description | 0 | - | 3.94 | 48,290 |
| British and American Word Differences | 0 | - | 2.63 | 46,822 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,353 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,544 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 492,157 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,984 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,111 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,723 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,110 |
| Bridges of London | 0 | - | 4.17 | 10,077 |
| British Sport Trivia | 0 | - | 4.37 | 20,407 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,381 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,607 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,320 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,881 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,458 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,216 |
| Monarchies of Europe | 0 | - | 4.90 | 97,677 |
| European Countries with One Border | 0 | - | 4.97 | 182,082 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,950 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,666 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,499 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,831 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,927 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,472 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,346 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,206 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,516 |
| UK Cities Map Quiz | 0 | - | 4.95 | 463,172 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,296 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,498 |
| People on Money - England | 0 | - | 4.29 | 16,588 |
| Name a Valid English City | 0 | - | 4.19 | 16,670 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,498 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,454 |
| Champions League Winners | 0 | - | 4.92 | 1,000,451 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,288 |
| Countries That Border Russia | 0 | - | 4.98 | 460,246 |
| History of Austria | 0 | - | 4.70 | 17,795 |
| Geography of the French Empire | 0 | - | 4.45 | 26,997 |
| The French Revolution | 0 | - | 4.46 | 23,857 |
| Countries Bordering France | 0 | - | 4.83 | 401,037 |
| History of France | 0 | - | 4.59 | 56,588 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,423 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,954 |
| The Vikings! | 0 | - | 4.46 | 28,283 |
| The Portuguese Empire | 0 | - | 4.58 | 12,027 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,418 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,625 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 280,672 |
| Counties of Wales | 0 | - | 4.63 | 39,062 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,606 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,458 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,695 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,670 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,030 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,577 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,853 |
| Russia Country Quiz | 0 | - | 4.85 | 114,015 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,070 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,183 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,677 |
| Departments of France | 0 | - | 4.93 | 53,265 |
| Germany Country Quiz | 0 | - | 4.82 | 157,137 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,528 |
| Italy Country Quiz | 0 | - | 4.82 | 122,638 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,785 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,426 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,427 |
| History of The Netherlands | 0 | - | 4.46 | 17,354 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,379 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,013 |
| Canary Islands | 0 | - | 4.61 | 17,436 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,344 |
| British Monopoly Board | 0 | - | 4.52 | 41,096 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 391,481 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,129 |
| Medieval English History | 0 | - | 4.53 | 43,394 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,200 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,642 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,923 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,626 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,075 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,801 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,102 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,440 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,974 |
| Countries that Border Poland | 0 | - | 4.99 | 171,756 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,550 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,476 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,921 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,720 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,648 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,048 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,626 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,523 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,016 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,689 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,970 |
| Geography of Germany | 0 | - | 4.35 | 17,134 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,330 |
| History of Germany | 0 | - | 4.39 | 52,719 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,455 |
| Name that Greek Letter | 0 | - | 4.93 | 322,491 |
| Counties of Ireland | 0 | - | 4.92 | 193,961 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,626 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,860 |
| History of Spain | 0 | - | 4.29 | 21,043 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,188 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,558 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,967 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,244 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,572 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,782 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,681 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,458 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,037 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,891 |
| Councils of Scotland | 0 | - | 4.58 | 28,255 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 26,954 |
| San Marino Country Quiz | 0 | - | 4.70 | 28,842 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,339 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 77,708 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,556 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 210,940 |
| History of Russia Quiz | 0 | - | 4.49 | 31,839 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,226 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,125 |
| Movies Set in France | 0 | - | 4.26 | 13,096 |
| French Inventions | 0 | - | 4.08 | 13,875 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,854 |
| History of Paris | 0 | - | 4.24 | 13,629 |
