| Counties of England | 0 | - | 4.97 | 797,935 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,069 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,725 |
| England or Wales? | 0 | - | 4.94 | 45,750 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,663 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,397 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,123 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,349 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,913 |
| Europe Map Quiz | 0 | - | 5.00 | 4,767,196 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,635 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,980 |
| States of Germany | 0 | - | 4.95 | 152,894 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,169 |
| Regions of Italy | 0 | - | 4.92 | 76,088 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,302 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,185 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,301 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,890 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,290 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,347 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,598 |
| American to British Word Translation | 0 | - | 4.14 | 139,203 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,926 |
| Name the English Monarchs | 0 | - | 4.91 | 503,378 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,054 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,378 |
| Countries the UK Declared War On | 0 | - | 4.55 | 122,585 |
| Geography of the British Empire | 0 | - | 4.48 | 39,720 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,741 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,918 |
| Malta Country Quiz | 0 | - | 4.81 | 31,089 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,307 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,772 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,470 |
| The Only European Country ... | 0 | - | 4.91 | 217,040 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,375 |
| British Spellings | 0 | - | 4.06 | 99,477 |
| British Groups of Things | 0 | - | 4.25 | 82,892 |
| British Acronyms | 0 | - | 4.40 | 45,820 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,047 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,313 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,881 |
| Geography of Scotland | 0 | - | 4.63 | 21,637 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 402,057 |
| History of Italy | 0 | - | 4.55 | 32,027 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,864 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,698 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,273 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,646 |
| Australia True or False | 0 | - | 4.87 | 56,918 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,241 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,246,411 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,835 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,792 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,321 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,047 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,264 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,924 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,421 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,436 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,307 |
| Slavic Countries | 0 | - | 4.96 | 111,780 |
| French History Multiple Choice | 0 | - | 4.55 | 33,092 |
| British to American Word Translation | 0 | - | 3.74 | 255,128 |
| British Foods by Description | 0 | - | 3.94 | 48,333 |
| British and American Word Differences | 0 | - | 2.63 | 46,886 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,467 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,603 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,770 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,173 |
| Bridges of London | 0 | - | 4.17 | 10,116 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,426 |
| British Sport Trivia | 0 | - | 4.37 | 20,471 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 141,503 |
| Famous Welsh People | 0 | - | 4.31 | 11,532 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 357,158 |
| Regions of France | 0 | - | 4.72 | 121,013 |
| France Immigration by Country | 0 | - | 4.70 | 76,601 |
| Germany True or False? | 0 | - | 4.61 | 48,844 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,080 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,445 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,579 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,593 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,897 |
| Premier League Relegated Teams | 0 | - | 4.81 | 126,554 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,639 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,972 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,703 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,526 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,533 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,891 |
| Monarchies of Europe | 0 | - | 4.90 | 98,244 |
| European Countries with One Border | 0 | - | 4.97 | 182,960 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,744 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,754 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,578 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 82,783 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,884 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,185 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,023 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,662 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,985 |
| History of Austria | 0 | - | 4.70 | 17,882 |
| Geography of the French Empire | 0 | - | 4.45 | 27,136 |
| The French Revolution | 0 | - | 4.47 | 24,031 |
| France Multiple Choice | 0 | - | 4.39 | 40,753 |
| History of France | 0 | - | 4.59 | 57,152 |
| The Vikings! | 0 | - | 4.46 | 28,357 |
| The Portuguese Empire | 0 | - | 4.58 | 12,076 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,878 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,094 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,755 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,349 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,538 |
| People on Money - England | 0 | - | 4.29 | 16,620 |
| Name a Valid English City | 0 | - | 4.19 | 16,738 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,687 |
| Counties of Wales | 0 | - | 4.63 | 39,338 |
| Champions League Winners | 0 | - | 4.91 | 1,008,390 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,228 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,136 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,609 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,128 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,360 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,559 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,883 |
| Russia Country Quiz | 0 | - | 4.83 | 114,598 |
| Countries That Border Russia | 0 | - | 4.98 | 462,138 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,414 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,384 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,737 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,943 |
| Departments of France | 0 | - | 4.93 | 54,283 |
| Countries Bordering France | 0 | - | 4.83 | 402,905 |
| Germany Country Quiz | 0 | - | 4.83 | 158,027 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,490 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,738 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,526 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,183 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,568 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,023 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,814 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,200 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,715 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,063 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,667 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,310 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,337 |
| History of The Netherlands | 0 | - | 4.46 | 17,453 |
| Canary Islands | 0 | - | 4.62 | 17,486 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,773 |
| British Monopoly Board | 0 | - | 4.52 | 41,184 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 394,675 |
| Medieval English History | 0 | - | 4.53 | 43,554 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,151 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,452 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,549 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,219 |
| Countries that Border Poland | 0 | - | 4.99 | 172,411 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,914 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,232 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,311 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,903 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,854 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,512 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,815 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,396 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,914 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,231 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,493 |
| Geography of Germany | 0 | - | 4.35 | 17,197 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,066 |
| History of Germany | 0 | - | 4.39 | 52,870 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 648,213 |
| Name that Greek Letter | 0 | - | 4.93 | 324,010 |
| Counties of Ireland | 0 | - | 4.92 | 195,657 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,922 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,195 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,210 |
| History of Spain | 0 | - | 4.23 | 21,107 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,197 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,977 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,383 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,724 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,030 |
| English Inventions #1 | 0 | - | 3.15 | 23,570 |
| English Inventions #2 | 0 | - | 3.95 | 8,707 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,382 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,813 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,928 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,823 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,731 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,185 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,987 |
| Councils of Scotland | 0 | - | 4.58 | 28,541 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,107 |
| San Marino Country Quiz | 0 | - | 4.73 | 29,007 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,429 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,382 |
