| Counties of England | 0 | - | 4.97 | 796,477 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,979 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,693 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,643 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,991 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,855 |
| Europe Map Quiz | 0 | - | 5.00 | 4,761,978 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,379 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,787 |
| States of Germany | 0 | - | 4.96 | 152,475 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,011 |
| Regions of Italy | 0 | - | 4.92 | 75,836 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,129 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,911 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,182 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,590 |
| Geography of Scotland | 0 | - | 4.63 | 21,613 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,260 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,221 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,591 |
| England or Wales? | 0 | - | 4.94 | 45,677 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,117 |
| American to British Word Translation | 0 | - | 4.14 | 139,020 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,887 |
| Name the English Monarchs | 0 | - | 4.91 | 502,486 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,316 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,348 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,455 |
| Geography of the British Empire | 0 | - | 4.48 | 39,668 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,635 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,819 |
| Malta Country Quiz | 0 | - | 4.81 | 31,050 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,969 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,385 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,184 |
| The Only European Country ... | 0 | - | 4.91 | 216,545 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,071 |
| British Spellings | 0 | - | 4.06 | 99,446 |
| British Groups of Things | 0 | - | 4.25 | 82,862 |
| British Acronyms | 0 | - | 4.40 | 45,795 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,034 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,176 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,765 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 401,245 |
| History of Italy | 0 | - | 4.55 | 31,969 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,653 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,225 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,522 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,207 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,243,571 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,391 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,637 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,173 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,634 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,133 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,425 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,624 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,248 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,167 |
| Slavic Countries | 0 | - | 4.96 | 111,629 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,344 |
| British to American Word Translation | 0 | - | 3.74 | 255,070 |
| British Foods by Description | 0 | - | 3.94 | 48,329 |
| British and American Word Differences | 0 | - | 2.63 | 46,879 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,442 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,340 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,746 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,147 |
| Bridges of London | 0 | - | 4.17 | 10,102 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,346 |
| British Sport Trivia | 0 | - | 4.37 | 20,457 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 141,028 |
| Famous Welsh People | 0 | - | 4.29 | 11,478 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,786 |
| Regions of France | 0 | - | 4.72 | 120,737 |
| France Immigration by Country | 0 | - | 4.70 | 76,498 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,995 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,340 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,311 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,155 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,673 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,825 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,487 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,258 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,484 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,717 |
| Monarchies of Europe | 0 | - | 4.90 | 98,117 |
| European Countries with One Border | 0 | - | 4.97 | 182,746 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,541 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 78,448 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,179 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 81,506 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,621 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,957 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,834 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,068 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,875 |
| History of Austria | 0 | - | 4.70 | 17,860 |
| Geography of the French Empire | 0 | - | 4.45 | 27,057 |
| The French Revolution | 0 | - | 4.46 | 23,928 |
| History of France | 0 | - | 4.59 | 56,958 |
| The Vikings! | 0 | - | 4.46 | 28,341 |
| The Portuguese Empire | 0 | - | 4.58 | 12,064 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,469 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,022 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,714 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,340 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,526 |
| People on Money - England | 0 | - | 4.29 | 16,610 |
| Name a Valid English City | 0 | - | 4.19 | 16,724 |
| British Geography A-Z | 0 | - | 4.42 | 19,516 |
| Scottish Clans | 0 | - | 4.70 | 21,362 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,654 |
| Counties of Wales | 0 | - | 4.63 | 39,263 |
| Champions League Winners | 0 | - | 4.92 | 1,006,369 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,089 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,974 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,175 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,765 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,076 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,861 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,668 |
| Russia Country Quiz | 0 | - | 4.85 | 114,450 |
| Countries That Border Russia | 0 | - | 4.98 | 461,656 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,326 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,334 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,679 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,709 |
| Departments of France | 0 | - | 4.93 | 54,073 |
| Countries Bordering France | 0 | - | 4.83 | 402,459 |
| Germany Country Quiz | 0 | - | 4.82 | 157,815 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,305 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,328 |
| Italy Country Quiz | 0 | - | 4.82 | 123,381 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,332 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,003 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,542 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,904 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,623 |
| British Geography Quiz #3 | 0 | - | 4.56 | 30,424 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 281,671 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,181 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,298 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,427 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,654 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,912 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,248 |
| History of The Netherlands | 0 | - | 4.46 | 17,430 |
| Canary Islands | 0 | - | 4.62 | 17,478 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,696 |
| British Monopoly Board | 0 | - | 4.52 | 41,164 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 393,954 |
| Medieval English History | 0 | - | 4.53 | 43,504 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,099 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,370 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,429 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,018 |
| Countries that Border Poland | 0 | - | 4.99 | 172,245 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,832 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,749 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,207 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,865 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,797 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,378 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,763 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,300 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,860 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,167 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,475 |
| Geography of Germany | 0 | - | 4.35 | 17,182 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,604 |
| History of Germany | 0 | - | 4.39 | 52,816 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,228 |
| Name that Greek Letter | 0 | - | 4.93 | 323,392 |
| Counties of Ireland | 0 | - | 4.92 | 195,170 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,850 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,003 |
| History of Spain | 0 | - | 4.23 | 21,085 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,939 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,677 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,020 |
| English Inventions #1 | 0 | - | 3.15 | 23,564 |
| English Inventions #2 | 0 | - | 4.00 | 8,699 |
| Oldest Cities in the United Kingdom | 0 | - | 4.39 | 23,713 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,763 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,899 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,788 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,650 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,138 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,955 |
| Councils of Scotland | 0 | - | 4.58 | 28,474 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,069 |
| San Marino Country Quiz | 0 | - | 4.73 | 28,981 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,155 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,142 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,050 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,269 |
| History of Russia Quiz | 0 | - | 4.47 | 31,913 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,758 |
| Movies Set in France | 0 | - | 4.26 | 13,118 |
