| Counties of England | 0 | - | 4.97 | 800,302 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,291 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,892 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,282 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,009 |
| Europe Map Quiz | 0 | - | 5.00 | 4,776,469 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,047 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,393 |
| States of Germany | 0 | - | 4.95 | 153,712 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,418 |
| Regions of Italy | 0 | - | 4.92 | 76,504 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,559 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,787 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,519 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,449 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,370 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,564 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,731 |
| Bridges of London | 0 | - | 4.17 | 10,130 |
| England or Wales? | 0 | - | 4.94 | 45,850 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,779 |
| American to British Word Translation | 0 | - | 4.14 | 139,454 |
| Languages of the United Kingdom | 0 | - | 4.14 | 40,990 |
| Name the English Monarchs | 0 | - | 4.91 | 504,800 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,403 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,617 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,427 |
| Countries the UK Declared War On | 0 | - | 4.55 | 123,021 |
| Geography of the British Empire | 0 | - | 4.48 | 39,794 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,101 |
| Malta Country Quiz | 0 | - | 4.81 | 31,159 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,020 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,449 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,431 |
| The Only European Country ... | 0 | - | 4.91 | 217,956 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,952 |
| British Spellings | 0 | - | 4.06 | 99,534 |
| British Groups of Things | 0 | - | 4.25 | 82,953 |
| British Acronyms | 0 | - | 4.40 | 45,884 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,075 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,500 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 32,020 |
| Geography of Scotland | 0 | - | 4.63 | 21,692 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 403,431 |
| History of Italy | 0 | - | 4.55 | 32,095 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,759 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,346 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,854 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,292 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,251,505 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,346 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,161 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,722 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,881 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,517 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,843 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 174,275 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,784 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,544 |
| Slavic Countries | 0 | - | 4.96 | 112,064 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,553 |
| British to American Word Translation | 0 | - | 3.74 | 255,225 |
| British Foods by Description | 0 | - | 3.94 | 48,354 |
| British and American Word Differences | 0 | - | 2.63 | 46,909 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,520 |
| British Geography Quiz #2 | 0 | - | 4.29 | 28,149 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,799 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,200 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,578 |
| British Sport Trivia | 0 | - | 4.37 | 20,494 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 142,452 |
| Famous Welsh People | 0 | - | 4.31 | 11,609 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 359,296 |
| Regions of France | 0 | - | 4.70 | 121,522 |
| France Immigration by Country | 0 | - | 4.70 | 76,765 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,267 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,575 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,207 |
| Name Every Beatles Song | 0 | - | 4.97 | 237,523 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,309 |
| Premier League Relegated Teams | 0 | - | 4.81 | 127,235 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,257 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,211 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,080 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,001 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,654 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,151 |
| Monarchies of Europe | 0 | - | 4.90 | 98,500 |
| European Countries with One Border | 0 | - | 4.97 | 183,353 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,114 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,675 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,936 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 84,203 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,327 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,490 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,284 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,441 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,247 |
| History of Austria | 0 | - | 4.70 | 17,930 |
| Geography of the French Empire | 0 | - | 4.45 | 27,183 |
| The French Revolution | 0 | - | 4.47 | 24,093 |
| History of France | 0 | - | 4.61 | 57,391 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,529 |
| The Vikings! | 0 | - | 4.46 | 28,383 |
| The Portuguese Empire | 0 | - | 4.58 | 12,089 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,624 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,225 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,799 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,373 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,553 |
| People on Money - England | 0 | - | 4.29 | 16,630 |
| Name a Valid English City | 0 | - | 4.19 | 16,772 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,750 |
| Counties of Wales | 0 | - | 4.63 | 39,443 |
| Champions League Winners | 0 | - | 4.92 | 1,011,724 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,499 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,428 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,715 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,895 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,118 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 263,038 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,374 |
| Russia Country Quiz | 0 | - | 4.83 | 114,844 |
| Countries That Border Russia | 0 | - | 4.98 | 463,530 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,555 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,466 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,836 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,378 |
| Departments of France | 0 | - | 4.93 | 54,705 |
| Countries Bordering France | 0 | - | 4.83 | 404,020 |
| Germany Country Quiz | 0 | - | 4.83 | 158,436 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,794 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,073 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,874 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,762 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,660 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,237 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,446 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,224 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 131,374 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,243 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,688 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,999 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,499 |
| History of The Netherlands | 0 | - | 4.46 | 17,505 |
| Canary Islands | 0 | - | 4.62 | 17,503 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,913 |
| British Monopoly Board | 0 | - | 4.52 | 41,222 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 395,777 |
| Medieval English History | 0 | - | 4.53 | 43,605 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,249 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,580 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,716 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,626 |
| Countries that Border Poland | 0 | - | 4.99 | 172,796 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,062 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,938 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,725 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,958 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,925 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,804 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,971 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,763 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,024 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,339 |
| French History Multiple Choice | 0 | - | 4.55 | 33,157 |
| Geography of Germany | 0 | - | 4.35 | 17,228 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,778 |
| History of Germany | 0 | - | 4.39 | 52,926 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 649,979 |
| Name that Greek Letter | 0 | - | 4.93 | 324,447 |
| Counties of Ireland | 0 | - | 4.92 | 196,458 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,106 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,578 |
| History of Spain | 0 | - | 4.23 | 21,135 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,597 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,857 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,061 |
| English Inventions #1 | 0 | - | 3.15 | 23,580 |
| English Inventions #2 | 0 | - | 3.95 | 8,713 |
| British Geography Quiz #1 | 0 | - | 4.55 | 53,752 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,937 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,982 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,874 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,839 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,243 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,026 |
| Councils of Scotland | 0 | - | 4.58 | 28,619 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,165 |
| San Marino Country Quiz | 0 | - | 4.73 | 29,063 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,524 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,514 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 215,344 |
| History of Russia Quiz | 0 | - | 4.47 | 31,975 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,231 |
| Movies Set in France | 0 | - | 4.26 | 13,137 |
| French Inventions | 0 | - | 4.10 | 13,912 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,486 |
| History of Paris | 0 | - | 4.24 | 13,665 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,917 |
