| 10 Closest Megacities to London | 0 | - | 4.90 | 17,700 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,008 |
| Counties of England | 0 | - | 4.97 | 796,733 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,866 |
| Europe Map Quiz | 0 | - | 5.00 | 4,762,967 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,001 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,199 |
| American to British Word Translation | 0 | - | 4.14 | 139,056 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,894 |
| England or Wales? | 0 | - | 4.94 | 45,689 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,030 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,247 |
| The Only European Country ... | 0 | - | 4.91 | 216,622 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,129 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,833 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,728 |
| Name the English Monarchs | 0 | - | 4.91 | 502,652 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,655 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,840 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,458 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 401,396 |
| History of Italy | 0 | - | 4.55 | 31,975 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,661 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,237 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,535 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,145 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,693 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,666 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,207 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,705 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,151 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,509 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,853 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,284 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,190 |
| Slavic Countries | 0 | - | 4.96 | 111,660 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,355 |
| British to American Word Translation | 0 | - | 3.74 | 255,083 |
| British Foods by Description | 0 | - | 3.94 | 48,331 |
| British and American Word Differences | 0 | - | 2.63 | 46,880 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,593 |
| Bridges of London | 0 | - | 4.17 | 10,105 |
| British Sport Trivia | 0 | - | 4.37 | 20,459 |
| Famous Welsh People | 0 | - | 4.31 | 11,488 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,976 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,266 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,247 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,375 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,352 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 141,099 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,855 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,525 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,312 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,491 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,761 |
| Monarchies of Europe | 0 | - | 4.90 | 98,149 |
| European Countries with One Border | 0 | - | 4.97 | 182,777 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,575 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 78,563 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,300 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 81,816 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,009 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,157 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,901 |
| History of Austria | 0 | - | 4.70 | 17,861 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,438 |
| Geography of the French Empire | 0 | - | 4.45 | 27,060 |
| The French Revolution | 0 | - | 4.47 | 23,933 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,818 |
| States of Germany | 0 | - | 4.96 | 152,583 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,035 |
| Regions of Italy | 0 | - | 4.92 | 75,868 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,162 |
| The Vikings! | 0 | - | 4.46 | 28,343 |
| The Portuguese Empire | 0 | - | 4.58 | 12,064 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,939 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,207 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,541 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,642 |
| British Noble Ranks | 0 | - | 3.85 | 20,437 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,271 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,714 |
| Champions League Winners | 0 | - | 4.92 | 1,006,734 |
| History of France | 0 | - | 4.59 | 56,979 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,034 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,731 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,327 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,664 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,351 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,475 |
| Geography of the British Empire | 0 | - | 4.48 | 39,672 |
| Counties of Wales | 0 | - | 4.63 | 39,273 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,551 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,116 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,010 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,656 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,968 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,260 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,823 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,131 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,005 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,714 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,265 |
| Russia Country Quiz | 0 | - | 4.85 | 114,486 |
| Countries That Border Russia | 0 | - | 4.98 | 461,732 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,342 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,343 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,684 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,748 |
| Departments of France | 0 | - | 4.93 | 54,106 |
| Countries Bordering France | 0 | - | 4.83 | 402,541 |
| Germany Country Quiz | 0 | - | 4.83 | 157,848 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,334 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,404 |
| Italy Country Quiz | 0 | - | 4.80 | 123,403 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,613 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,381 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,047 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,546 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,465 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,926 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,646 |
| British Spellings | 0 | - | 4.06 | 99,451 |
| British Groups of Things | 0 | - | 4.25 | 82,865 |
| British Acronyms | 0 | - | 4.40 | 45,799 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,035 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,197 |
| British Monopoly Board | 0 | - | 4.52 | 41,167 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,783 |
| Geography of Scotland | 0 | - | 4.63 | 21,616 |
| Groups of Things - Harry Potter | 0 | - | 4.80 | 281,727 |
| Medieval English History | 0 | - | 4.53 | 43,507 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,348 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,214 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,107 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,383 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,450 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,056 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,411 |
| Countries that Border Poland | 0 | - | 4.99 | 172,279 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,848 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,839 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,223 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,397 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,769 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,319 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,871 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,179 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,482 |
| Geography of Germany | 0 | - | 4.35 | 17,184 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,693 |
| Counties of Ireland | 0 | - | 4.92 | 195,270 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,867 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,045 |
| History of Spain | 0 | - | 4.23 | 21,087 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,987 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 394,135 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 279,148 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,214 |
| European Cities Beginning with B - Click Map | 0 | - | 4.78 | 78,163 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,085 |
| History of Russia Quiz | 0 | - | 4.47 | 31,918 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,873 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,804 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,427 |
| Name that Greek Letter | 0 | - | 4.93 | 323,447 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,783 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,680 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,021 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,346 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,772 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,904 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,746 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,792 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,151 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,668 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,144 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,959 |
| Councils of Scotland | 0 | - | 4.58 | 28,499 |
| Malta Country Quiz | 0 | - | 4.81 | 31,056 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,789 |
| Capitals of French Regions | 0 | - | 4.45 | 16,073 |
| Capitals of German States | 0 | - | 4.74 | 28,955 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,333 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,432 |
| The Trojan War | 0 | - | 4.83 | 39,728 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,843 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,489 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,534 |
| Roman Emperors | 0 | - | 4.95 | 120,046 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,581 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,343 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,939 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,342 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,533 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,145 |
| People on Money - England | 0 | - | 4.29 | 16,611 |
| Name a Valid English City | 0 | - | 4.19 | 16,729 |
| British Geography A-Z | 0 | - | 4.42 | 19,518 |
| Scottish Clans | 0 | - | 4.70 | 21,368 |
