| 10 Closest Megacities to London | 0 | - | 4.90 | 17,715 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,091 |
| Counties of England | 0 | - | 4.97 | 797,631 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,900 |
| Europe Map Quiz | 0 | - | 5.00 | 4,765,820 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,052 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,464 |
| American to British Word Translation | 0 | - | 4.14 | 139,162 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,920 |
| England or Wales? | 0 | - | 4.94 | 45,734 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,221 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,395 |
| The Only European Country ... | 0 | - | 4.91 | 216,925 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,302 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,863 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,978 |
| Name the English Monarchs | 0 | - | 4.91 | 503,185 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,711 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,894 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,655 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 401,806 |
| History of Italy | 0 | - | 4.55 | 32,006 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,684 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,258 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,610 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,245,638 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,411 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,753 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,274 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,937 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,230 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,796 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,213 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,382 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,275 |
| Slavic Countries | 0 | - | 4.96 | 111,736 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,387 |
| British to American Word Translation | 0 | - | 3.74 | 255,116 |
| British Foods by Description | 0 | - | 3.94 | 48,332 |
| British and American Word Differences | 0 | - | 2.63 | 46,886 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,602 |
| Bridges of London | 0 | - | 4.17 | 10,113 |
| British Sport Trivia | 0 | - | 4.37 | 20,468 |
| Famous Welsh People | 0 | - | 4.31 | 11,520 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,613 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,287 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,309 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,519 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,409 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 141,329 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,928 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,657 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,460 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,519 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,842 |
| Monarchies of Europe | 0 | - | 4.90 | 98,211 |
| European Countries with One Border | 0 | - | 4.97 | 182,899 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,683 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,713 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,519 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 82,518 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,822 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,132 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,551 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,960 |
| History of Austria | 0 | - | 4.70 | 17,874 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,551 |
| Geography of the French Empire | 0 | - | 4.45 | 27,111 |
| The French Revolution | 0 | - | 4.47 | 24,010 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,933 |
| States of Germany | 0 | - | 4.95 | 152,791 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,130 |
| Regions of Italy | 0 | - | 4.92 | 76,014 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,265 |
| The Vikings! | 0 | - | 4.46 | 28,354 |
| The Portuguese Empire | 0 | - | 4.58 | 12,071 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,098 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,277 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,780 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,822 |
| British Noble Ranks | 0 | - | 3.85 | 20,450 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,479 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,841 |
| Champions League Winners | 0 | - | 4.92 | 1,007,730 |
| History of France | 0 | - | 4.59 | 57,100 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,074 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,748 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,345 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,682 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,367 |
| Countries the UK Declared War On | 0 | - | 4.55 | 122,558 |
| Geography of the British Empire | 0 | - | 4.48 | 39,706 |
| Counties of Wales | 0 | - | 4.63 | 39,326 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,883 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,202 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,095 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,662 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,150 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,492 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,040 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,278 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,404 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,829 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,315 |
| Russia Country Quiz | 0 | - | 4.83 | 114,561 |
| Countries That Border Russia | 0 | - | 4.98 | 461,983 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,392 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,368 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,714 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,873 |
| Departments of France | 0 | - | 4.93 | 54,239 |
| Countries Bordering France | 0 | - | 4.83 | 402,774 |
| Germany Country Quiz | 0 | - | 4.83 | 157,963 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,436 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,621 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,633 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,487 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,137 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,562 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,488 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,990 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,749 |
| British Spellings | 0 | - | 4.06 | 99,468 |
| British Groups of Things | 0 | - | 4.25 | 82,884 |
| British Acronyms | 0 | - | 4.40 | 45,813 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,044 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,280 |
| British Monopoly Board | 0 | - | 4.52 | 41,181 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,865 |
| Geography of Scotland | 0 | - | 4.63 | 21,632 |
| Medieval English History | 0 | - | 4.53 | 43,541 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,557 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,361 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,132 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,428 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,522 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,163 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,905 |
| Countries that Border Poland | 0 | - | 4.99 | 172,363 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,895 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,113 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,279 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,475 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,802 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,367 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,901 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,217 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,490 |
| Geography of Germany | 0 | - | 4.35 | 17,197 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,955 |
| Counties of Ireland | 0 | - | 4.92 | 195,534 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,904 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,154 |
| History of Spain | 0 | - | 4.23 | 21,100 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,122 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 394,525 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,353 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,236 |
| European Cities Beginning with B - Click Map | 0 | - | 4.78 | 78,252 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,172 |
| History of Russia Quiz | 0 | - | 4.47 | 31,937 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,891 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,840 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 648,008 |
| Name that Greek Letter | 0 | - | 4.93 | 323,938 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,836 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,711 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,028 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,374 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,799 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,918 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,759 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,812 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,170 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,706 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,174 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,982 |
| Councils of Scotland | 0 | - | 4.58 | 28,523 |
| Malta Country Quiz | 0 | - | 4.81 | 31,079 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,907 |
| Capitals of French Regions | 0 | - | 4.45 | 16,087 |
| Capitals of German States | 0 | - | 4.74 | 28,971 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,359 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,551 |
| The Trojan War | 0 | - | 4.83 | 39,755 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,976 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,548 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,576 |
| Roman Emperors | 0 | - | 4.95 | 120,173 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,635 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,402 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,988 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,346 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,536 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,303 |
| People on Money - England | 0 | - | 4.29 | 16,618 |
| Name a Valid English City | 0 | - | 4.19 | 16,735 |
| British Geography A-Z | 0 | - | 4.42 | 19,531 |
| Scottish Clans | 0 | - | 4.70 | 21,380 |
| Roald Dahl Books | 0 | - | 4.44 | 34,069 |
