| Counties of England | 0 | - | 4.97 | 795,694 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,925 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,682 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,930 |
| American to British Word Translation | 0 | - | 4.14 | 138,897 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,271 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,681 |
| States of Germany | 0 | - | 4.96 | 152,206 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,955 |
| Regions of Italy | 0 | - | 4.92 | 75,718 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,030 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,783 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,110 |
| British Spellings | 0 | - | 4.06 | 99,427 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,184 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,830 |
| Europe Map Quiz | 0 | - | 5.00 | 4,758,783 |
| British to American Word Translation | 0 | - | 3.74 | 255,036 |
| British Foods by Description | 0 | - | 3.94 | 48,322 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,247 |
| British and American Word Differences | 0 | - | 2.63 | 46,869 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,152 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,604 |
| England or Wales? | 0 | - | 4.94 | 45,641 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,850 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,875 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,305 |
| Name the English Monarchs | 0 | - | 4.91 | 502,022 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,320 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,388 |
| Geography of the British Empire | 0 | - | 4.48 | 39,646 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,445 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,590 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,769 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 400,795 |
| Malta Country Quiz | 0 | - | 4.81 | 31,026 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,753 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,205 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,028 |
| The Only European Country ... | 0 | - | 4.91 | 216,283 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,942 |
| British Groups of Things | 0 | - | 4.25 | 82,852 |
| British Acronyms | 0 | - | 4.40 | 45,779 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,028 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,106 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,465 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,731 |
| Geography of Scotland | 0 | - | 4.63 | 21,606 |
| History of Italy | 0 | - | 4.55 | 31,959 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,638 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,199 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,319 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 140,840 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,195 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,241,901 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,202 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,551 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,080 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,408 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,058 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,210 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,058 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,138 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,924 |
| Slavic Countries | 0 | - | 4.96 | 111,562 |
| Regions of France | 0 | - | 4.75 | 120,580 |
| France Immigration by Country | 0 | - | 4.70 | 76,454 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,323 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,942 |
| Ancient Greek Words | 0 | - | 4.93 | 111,461 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,298 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,427 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,586 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,123 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,909 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,568 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,744 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,140 |
| Bridges of London | 0 | - | 4.17 | 10,098 |
| British Sport Trivia | 0 | - | 4.37 | 20,447 |
| Famous Welsh People | 0 | - | 4.29 | 11,437 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,219 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,749 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,380 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,102 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,629 |
| Monarchies of Europe | 0 | - | 4.90 | 98,034 |
| European Countries with One Border | 0 | - | 4.97 | 182,628 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,443 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,103 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,042 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 80,095 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,477 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,838 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,739 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,802 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,806 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,231 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,333 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,521 |
| People on Money - England | 0 | - | 4.29 | 16,608 |
| Name a Valid English City | 0 | - | 4.19 | 16,711 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,635 |
| Champions League Winners | 0 | - | 4.92 | 1,005,430 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,447 |
| Countries That Border Russia | 0 | - | 4.98 | 461,396 |
| History of Austria | 0 | - | 4.70 | 17,850 |
| Geography of the French Empire | 0 | - | 4.45 | 27,042 |
| The French Revolution | 0 | - | 4.46 | 23,922 |
| Countries Bordering France | 0 | - | 4.83 | 402,186 |
| History of France | 0 | - | 4.59 | 56,917 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,933 |
| The Vikings! | 0 | - | 4.46 | 28,334 |
| The Portuguese Empire | 0 | - | 4.58 | 12,056 |
| United Kingdom A-Z | 0 | - | 4.51 | 87,619 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,697 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 281,530 |
| Counties of Wales | 0 | - | 4.63 | 39,245 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,026 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,888 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,924 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,515 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,896 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,468 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,519 |
| Russia Country Quiz | 0 | - | 4.85 | 114,371 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,287 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,317 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,649 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,595 |
| Departments of France | 0 | - | 4.93 | 53,971 |
| Germany Country Quiz | 0 | - | 4.82 | 157,715 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,998 |
| Italy Country Quiz | 0 | - | 4.82 | 123,292 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,226 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,902 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,532 |
| History of The Netherlands | 0 | - | 4.46 | 17,425 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,798 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,512 |
| Canary Islands | 0 | - | 4.62 | 17,471 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,650 |
| British Monopoly Board | 0 | - | 4.52 | 41,155 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 393,518 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,173 |
| Medieval English History | 0 | - | 4.53 | 43,489 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,115 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,161 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,077 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,649 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,327 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,739 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,393 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,927 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,207 |
| Countries that Border Poland | 0 | - | 4.99 | 172,157 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,786 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,528 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,151 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,830 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,766 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,324 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,746 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,243 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,830 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,132 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,468 |
| Geography of Germany | 0 | - | 4.35 | 17,173 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,389 |
| History of Germany | 0 | - | 4.39 | 52,796 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,709 |
| Name that Greek Letter | 0 | - | 4.93 | 323,263 |
| Counties of Ireland | 0 | - | 4.92 | 194,940 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,807 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,882 |
| History of Spain | 0 | - | 4.23 | 21,075 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,807 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,654 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,010 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,335 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,722 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,881 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,769 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,619 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,121 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,931 |
| Councils of Scotland | 0 | - | 4.58 | 28,455 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,051 |
| San Marino Country Quiz | 0 | - | 4.73 | 28,964 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,019 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,076 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,959 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 212,700 |
| History of Russia Quiz | 0 | - | 4.47 | 31,899 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,558 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,339 |
| Movies Set in France | 0 | - | 4.26 | 13,118 |
| French Inventions | 0 | - | 4.08 | 13,892 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,121 |
| History of Paris | 0 | - | 4.24 | 13,643 |
