| 10 Closest Megacities to London | 0 | - | 4.90 | 17,701 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,012 |
| Counties of England | 0 | - | 4.97 | 796,885 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,867 |
| Europe Map Quiz | 0 | - | 5.00 | 4,763,332 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,005 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,245 |
| American to British Word Translation | 0 | - | 4.14 | 139,071 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,897 |
| England or Wales? | 0 | - | 4.94 | 45,693 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,048 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,265 |
| The Only European Country ... | 0 | - | 4.91 | 216,653 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,152 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,835 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,753 |
| Name the English Monarchs | 0 | - | 4.91 | 502,709 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,658 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,845 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,496 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 401,457 |
| History of Italy | 0 | - | 4.55 | 31,977 |
| 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 | 98,542 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,302 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,789 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,677 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,216 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,735 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,156 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,530 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,907 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,297 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,196 |
| Slavic Countries | 0 | - | 4.96 | 111,669 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,359 |
| British to American Word Translation | 0 | - | 3.74 | 255,085 |
| British Foods by Description | 0 | - | 3.94 | 48,331 |
| British and American Word Differences | 0 | - | 2.63 | 46,881 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,593 |
| Bridges of London | 0 | - | 4.17 | 10,106 |
| British Sport Trivia | 0 | - | 4.37 | 20,459 |
| Famous Welsh People | 0 | - | 4.31 | 11,491 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,034 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,267 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,257 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,389 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,356 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 141,123 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,867 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,541 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,332 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,494 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,769 |
| Monarchies of Europe | 0 | - | 4.90 | 98,155 |
| European Countries with One Border | 0 | - | 4.97 | 182,788 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,584 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 78,602 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,374 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 81,924 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,025 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,253 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,911 |
| History of Austria | 0 | - | 4.70 | 17,863 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,449 |
| Geography of the French Empire | 0 | - | 4.45 | 27,060 |
| The French Revolution | 0 | - | 4.47 | 23,935 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,825 |
| States of Germany | 0 | - | 4.96 | 152,617 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,047 |
| Regions of Italy | 0 | - | 4.92 | 75,888 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,178 |
| The Vikings! | 0 | - | 4.46 | 28,343 |
| The Portuguese Empire | 0 | - | 4.58 | 12,066 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,954 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,214 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,585 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,654 |
| British Noble Ranks | 0 | - | 3.85 | 20,438 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,285 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,726 |
| Champions League Winners | 0 | - | 4.92 | 1,006,852 |
| History of France | 0 | - | 4.59 | 56,985 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,041 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,731 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,330 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,667 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,353 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,485 |
| Geography of the British Empire | 0 | - | 4.48 | 39,674 |
| Counties of Wales | 0 | - | 4.63 | 39,303 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,590 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,123 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,018 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,656 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,982 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,286 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,841 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,145 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,045 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,726 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,271 |
| Russia Country Quiz | 0 | - | 4.85 | 114,496 |
| Countries That Border Russia | 0 | - | 4.98 | 461,759 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,346 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,344 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,692 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,773 |
| Departments of France | 0 | - | 4.93 | 54,120 |
| Countries Bordering France | 0 | - | 4.83 | 402,565 |
| Germany Country Quiz | 0 | - | 4.83 | 157,865 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,353 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,432 |
| Italy Country Quiz | 0 | - | 4.80 | 123,412 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,616 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,393 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,067 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,549 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,469 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,940 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,652 |
| British Spellings | 0 | - | 4.06 | 99,451 |
| British Groups of Things | 0 | - | 4.25 | 82,867 |
| British Acronyms | 0 | - | 4.40 | 45,800 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,035 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,207 |
| British Monopoly Board | 0 | - | 4.52 | 41,169 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,792 |
| Geography of Scotland | 0 | - | 4.63 | 21,617 |
| Groups of Things - Harry Potter | 0 | - | 4.80 | 281,739 |
| Medieval English History | 0 | - | 4.53 | 43,510 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,369 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,222 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,113 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,391 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,455 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,063 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,501 |
| Countries that Border Poland | 0 | - | 4.99 | 172,284 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,853 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,876 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,234 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,405 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,773 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,325 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,873 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,181 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,483 |
| Geography of Germany | 0 | - | 4.35 | 17,185 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,727 |
| Counties of Ireland | 0 | - | 4.92 | 195,303 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,868 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,054 |
| History of Spain | 0 | - | 4.23 | 21,090 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,999 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 394,187 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 279,176 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,214 |
| European Cities Beginning with B - Click Map | 0 | - | 4.78 | 78,173 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,095 |
| History of Russia Quiz | 0 | - | 4.47 | 31,919 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,877 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,807 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,485 |
| Name that Greek Letter | 0 | - | 4.93 | 323,467 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,789 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,687 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,022 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,347 |
| 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 | 25,748 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,795 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,154 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,676 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,149 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,963 |
| Councils of Scotland | 0 | - | 4.58 | 28,503 |
| Malta Country Quiz | 0 | - | 4.81 | 31,062 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,799 |
| Capitals of French Regions | 0 | - | 4.45 | 16,074 |
| Capitals of German States | 0 | - | 4.74 | 28,956 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,340 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,442 |
| The Trojan War | 0 | - | 4.83 | 39,729 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,861 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,495 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,536 |
| Roman Emperors | 0 | - | 4.95 | 120,059 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,583 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,348 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,949 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,343 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,533 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,241 |
| People on Money - England | 0 | - | 4.29 | 16,611 |
| Name a Valid English City | 0 | - | 4.19 | 16,730 |
| British Geography A-Z | 0 | - | 4.42 | 19,522 |
| Scottish Clans | 0 | - | 4.70 | 21,369 |
