| Counties of England | 0 | - | 4.97 | 793,235 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,405 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,631 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 31,802 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,749 |
| Europe Map Quiz | 0 | - | 5.00 | 4,748,768 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,927 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,307 |
| States of Germany | 0 | - | 4.96 | 151,321 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,670 |
| Regions of Italy | 0 | - | 4.92 | 75,307 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 50,841 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,315 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,796 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,764 |
| Geography of Scotland | 0 | - | 4.63 | 21,565 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,167 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,919 |
| England or Wales? | 0 | - | 4.94 | 45,518 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,805 |
| American to British Word Translation | 0 | - | 4.13 | 138,460 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,826 |
| Name the English Monarchs | 0 | - | 4.92 | 500,525 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,272 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,701 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,278 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,167 |
| Geography of the British Empire | 0 | - | 4.48 | 39,601 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,107 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,512 |
| Malta Country Quiz | 0 | - | 4.81 | 30,958 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,133 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,446 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,464 |
| The Only European Country ... | 0 | - | 4.91 | 215,418 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,470 |
| British Spellings | 0 | - | 4.06 | 99,366 |
| British Groups of Things | 0 | - | 4.25 | 82,800 |
| British Acronyms | 0 | - | 4.39 | 45,722 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,002 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 24,872 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 399,442 |
| History of Italy | 0 | - | 4.55 | 31,911 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,586 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,115 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,211 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,161 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,236,359 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,244 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,237 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,775 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,654 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,838 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,531 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,793 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,826 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,584 |
| Slavic Countries | 0 | - | 4.96 | 111,326 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,216 |
| British to American Word Translation | 0 | - | 3.74 | 254,937 |
| British Foods by Description | 0 | - | 3.94 | 48,300 |
| British and American Word Differences | 0 | - | 2.63 | 46,839 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,371 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,556 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,727 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,116 |
| Bridges of London | 0 | - | 4.17 | 10,085 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,186 |
| British Sport Trivia | 0 | - | 4.37 | 20,417 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 140,154 |
| Famous Welsh People | 0 | - | 4.29 | 11,148 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 353,030 |
| Regions of France | 0 | - | 4.77 | 120,099 |
| France Immigration by Country | 0 | - | 4.72 | 76,276 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,769 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,112 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 492,368 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,216 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,239 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,658 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,506 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,044 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,635 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,325 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,319 |
| Monarchies of Europe | 0 | - | 4.90 | 97,769 |
| European Countries with One Border | 0 | - | 4.97 | 182,238 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,097 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,741 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,639 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,947 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,070 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,561 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,616 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,584 |
| History of Austria | 0 | - | 4.70 | 17,815 |
| Geography of the French Empire | 0 | - | 4.45 | 27,007 |
| The French Revolution | 0 | - | 4.46 | 23,877 |
| History of France | 0 | - | 4.59 | 56,677 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,442 |
| The Vikings! | 0 | - | 4.46 | 28,299 |
| The Portuguese Empire | 0 | - | 4.58 | 12,034 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,573 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,472 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,646 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,307 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,504 |
| People on Money - England | 0 | - | 4.29 | 16,594 |
| Name a Valid English City | 0 | - | 4.19 | 16,686 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,539 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,483 |
| Counties of Wales | 0 | - | 4.63 | 39,114 |
| Champions League Winners | 0 | - | 4.92 | 1,001,635 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,706 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,580 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,074 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,863 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,262 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,137 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,042 |
| Russia Country Quiz | 0 | - | 4.85 | 114,108 |
| Countries That Border Russia | 0 | - | 4.98 | 460,566 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,143 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,222 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,144 |
| Departments of France | 0 | - | 4.93 | 53,453 |
| Countries Bordering France | 0 | - | 4.83 | 401,369 |
| Germany Country Quiz | 0 | - | 4.82 | 157,300 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,679 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,184 |
| Italy Country Quiz | 0 | - | 4.82 | 122,786 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,912 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,599 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,466 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,511 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,135 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 280,826 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,139 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,401 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,063 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,634 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,005 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,056 |
| History of The Netherlands | 0 | - | 4.46 | 17,375 |
| Canary Islands | 0 | - | 4.61 | 17,445 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,489 |
| British Monopoly Board | 0 | - | 4.52 | 41,108 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 391,982 |
| Medieval English History | 0 | - | 4.53 | 43,423 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,964 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,163 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,194 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,580 |
| Countries that Border Poland | 0 | - | 4.99 | 171,870 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,616 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,748 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,987 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,747 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,690 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,126 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,666 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,557 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,070 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,729 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,022 |
| Geography of Germany | 0 | - | 4.35 | 17,140 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,619 |
| History of Germany | 0 | - | 4.39 | 52,740 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 645,105 |
| Name that Greek Letter | 0 | - | 4.93 | 322,742 |
| Counties of Ireland | 0 | - | 4.92 | 194,199 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,667 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,424 |
| History of Spain | 0 | - | 4.23 | 21,055 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,342 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,597 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,978 |
| English Inventions #1 | 0 | - | 3.15 | 23,542 |
| English Inventions #2 | 0 | - | 4.00 | 8,684 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,265 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,621 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,816 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,704 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,508 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,065 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,905 |
| Councils of Scotland | 0 | - | 4.58 | 28,293 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 26,984 |
| San Marino Country Quiz | 0 | - | 4.70 | 28,889 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,535 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 77,790 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,671 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 211,336 |
| History of Russia Quiz | 0 | - | 4.49 | 31,859 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,315 |
| Movies Set in France | 0 | - | 4.26 | 13,102 |
| French Inventions | 0 | - | 4.08 | 13,881 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,928 |
| History of Paris | 0 | - | 4.24 | 13,632 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,911 |
