| Counties of England | 0 | - | 4.97 | 792,240 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,312 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,613 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,415 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,731 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,704 |
| Europe Map Quiz | 0 | - | 5.00 | 4,744,628 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,712 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,114 |
| States of Germany | 0 | - | 4.96 | 150,997 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,333 |
| Regions of Italy | 0 | - | 4.92 | 75,147 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,084 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,126 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,696 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,602 |
| Geography of Scotland | 0 | - | 4.63 | 21,541 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,148 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,811 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,544 |
| England or Wales? | 0 | - | 4.94 | 45,475 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,446 |
| American to British Word Translation | 0 | - | 4.13 | 138,209 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,801 |
| Name the English Monarchs | 0 | - | 4.92 | 499,949 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,254 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,259 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,079 |
| Geography of the British Empire | 0 | - | 4.48 | 39,574 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,023 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,993 |
| Malta Country Quiz | 0 | - | 4.81 | 30,923 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,848 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,148 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,247 |
| The Only European Country ... | 0 | - | 4.91 | 215,018 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,252 |
| British Spellings | 0 | - | 4.07 | 99,347 |
| British Groups of Things | 0 | - | 4.25 | 82,763 |
| British Acronyms | 0 | - | 4.39 | 45,695 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,990 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 24,777 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 398,929 |
| History of Italy | 0 | - | 4.55 | 31,893 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,554 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,089 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,101 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,149 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,025 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,191 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,105 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,675 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,313 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,741 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,212 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,336 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,698 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,504 |
| Slavic Countries | 0 | - | 4.96 | 111,209 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,189 |
| British to American Word Translation | 0 | - | 3.74 | 254,901 |
| 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 | 51,352 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,243 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,722 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,110 |
| Bridges of London | 0 | - | 4.17 | 10,074 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,143 |
| British Sport Trivia | 0 | - | 4.37 | 20,407 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,903 |
| Famous Welsh People | 0 | - | 4.21 | 9,978 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,348 |
| Regions of France | 0 | - | 4.77 | 119,896 |
| France Immigration by Country | 0 | - | 4.72 | 76,166 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,704 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,036 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 492,146 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,968 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,104 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,604 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,317 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,874 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,453 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,288 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,214 |
| Monarchies of Europe | 0 | - | 4.90 | 97,672 |
| European Countries with One Border | 0 | - | 4.97 | 182,077 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,945 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,661 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,494 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,822 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,921 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,464 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,161 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,507 |
| History of Austria | 0 | - | 4.70 | 17,794 |
| Geography of the French Empire | 0 | - | 4.45 | 26,992 |
| The French Revolution | 0 | - | 4.46 | 23,857 |
| History of France | 0 | - | 4.59 | 56,573 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,423 |
| The Vikings! | 0 | - | 4.46 | 28,282 |
| The Portuguese Empire | 0 | - | 4.58 | 12,027 |
| UK Cities Map Quiz | 0 | - | 4.95 | 463,162 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,416 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,625 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,296 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,497 |
| 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 |
| British Geography A-Z | 0 | - | 4.41 | 19,464 |
| Scottish Clans | 0 | - | 4.70 | 21,301 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,452 |
| Counties of Wales | 0 | - | 4.63 | 39,060 |
| Champions League Winners | 0 | - | 4.92 | 1,000,403 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,602 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,455 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,676 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,653 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,010 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,536 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,844 |
| Russia Country Quiz | 0 | - | 4.85 | 114,012 |
| Countries That Border Russia | 0 | - | 4.98 | 460,230 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,068 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,181 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,663 |
| Departments of France | 0 | - | 4.93 | 53,254 |
| Countries Bordering France | 0 | - | 4.83 | 401,018 |
| Germany Country Quiz | 0 | - | 4.82 | 157,132 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,517 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,934 |
| Italy Country Quiz | 0 | - | 4.82 | 122,636 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,775 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,417 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,426 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,375 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,008 |
| British Geography Quiz #3 | 0 | - | 4.56 | 30,334 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 280,661 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,129 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,191 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,626 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,626 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,796 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,972 |
| History of The Netherlands | 0 | - | 4.46 | 17,354 |
| Canary Islands | 0 | - | 4.61 | 17,436 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,343 |
| British Monopoly Board | 0 | - | 4.52 | 41,094 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 391,451 |
| Medieval English History | 0 | - | 4.53 | 43,390 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,922 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,073 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,098 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,436 |
| Countries that Border Poland | 0 | - | 4.99 | 171,753 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,548 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,453 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,917 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,718 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,647 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,043 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,624 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,522 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,012 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,687 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,967 |
| Geography of Germany | 0 | - | 4.35 | 17,133 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,311 |
| History of Germany | 0 | - | 4.39 | 52,716 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,406 |
| Name that Greek Letter | 0 | - | 4.93 | 322,483 |
| Counties of Ireland | 0 | - | 4.92 | 193,956 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,625 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,857 |
| History of Spain | 0 | - | 4.29 | 21,042 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,185 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,555 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,964 |
| English Inventions #1 | 0 | - | 3.15 | 23,533 |
| English Inventions #2 | 0 | - | 4.00 | 8,680 |
| Oldest Cities in the United Kingdom | 0 | - | 4.39 | 23,664 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,569 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,781 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,680 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,456 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,036 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,891 |
| Councils of Scotland | 0 | - | 4.58 | 28,255 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 26,953 |
| San Marino Country Quiz | 0 | - | 4.70 | 28,840 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,329 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 77,702 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,545 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 210,917 |
| History of Russia Quiz | 0 | - | 4.49 | 31,837 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,225 |
| Movies Set in France | 0 | - | 4.26 | 13,096 |
