| 10 Closest Megacities to London | 0 | - | 4.90 | 17,550 |
| Counties of England | 0 | - | 4.97 | 789,816 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,091 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,799 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,551 |
| Europe Map Quiz | 0 | - | 5.00 | 4,733,841 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,300 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,813 |
| States of Germany | 0 | - | 4.96 | 150,265 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,097 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,569 |
| Regions of Italy | 0 | - | 4.92 | 74,819 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,888 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,462 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,288 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,213 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,075 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,043 |
| Bridges of London | 0 | - | 4.17 | 10,064 |
| England or Wales? | 0 | - | 4.94 | 45,363 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,490 |
| American to British Word Translation | 0 | - | 4.10 | 134,377 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,732 |
| Name the English Monarchs | 0 | - | 4.92 | 498,351 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,207 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,781 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,209 |
| Countries the UK Declared War On | 0 | - | 4.61 | 121,880 |
| Geography of the British Empire | 0 | - | 4.48 | 39,503 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,826 |
| Malta Country Quiz | 0 | - | 4.81 | 30,859 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,180 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,496 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,706 |
| The Only European Country ... | 0 | - | 4.91 | 214,080 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,718 |
| British Spellings | 0 | - | 4.07 | 99,263 |
| British Groups of Things | 0 | - | 4.25 | 82,707 |
| British Acronyms | 0 | - | 4.39 | 45,636 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,957 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.62 | 24,532 |
| Geography of Scotland | 0 | - | 4.63 | 21,495 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 397,557 |
| History of Italy | 0 | - | 4.55 | 31,838 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,494 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,995 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,904 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,102 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,228,231 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,605 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,777 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,379 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,531 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,527 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,020 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,151 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,351 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,271 |
| Slavic Countries | 0 | - | 4.96 | 110,923 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,062 |
| British to American Word Translation | 0 | - | 3.75 | 254,497 |
| British Foods by Description | 0 | - | 3.94 | 48,261 |
| British and American Word Differences | 0 | - | 2.64 | 46,634 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,288 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,518 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,693 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,080 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,989 |
| British Sport Trivia | 0 | - | 4.37 | 20,375 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,299 |
| Famous Welsh People | 0 | - | 4.21 | 9,776 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 350,428 |
| Regions of France | 0 | - | 4.78 | 119,378 |
| France Immigration by Country | 0 | - | 4.72 | 76,007 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,517 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,860 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 491,561 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,265 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,427 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,403 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,087 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,494 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,997 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,183 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,889 |
| Monarchies of Europe | 0 | - | 4.90 | 97,388 |
| European Countries with One Border | 0 | - | 4.97 | 181,723 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,629 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,346 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,042 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,500 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,530 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,190 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,091 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,220 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,263 |
| History of Austria | 0 | - | 4.70 | 17,765 |
| Geography of the French Empire | 0 | - | 4.48 | 26,944 |
| The French Revolution | 0 | - | 4.46 | 23,799 |
| History of France | 0 | - | 4.59 | 56,163 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,391 |
| The Vikings! | 0 | - | 4.46 | 28,251 |
| The Portuguese Empire | 0 | - | 4.54 | 11,997 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,359 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,265 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,575 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,244 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,475 |
| People on Money - England | 0 | - | 4.29 | 16,570 |
| Name a Valid English City | 0 | - | 4.19 | 16,637 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,360 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,406 |
| Counties of Wales | 0 | - | 4.63 | 38,939 |
| Champions League Winners | 0 | - | 4.92 | 997,248 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,317 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,172 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,741 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,414 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,321 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,104 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,351 |
| Russia Country Quiz | 0 | - | 4.85 | 113,702 |
| Countries That Border Russia | 0 | - | 4.98 | 459,138 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,900 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,075 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,322 |
| Departments of France | 0 | - | 4.93 | 52,918 |
| Countries Bordering France | 0 | - | 4.83 | 399,833 |
| Germany Country Quiz | 0 | - | 4.82 | 156,685 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,250 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,254 |
| Italy Country Quiz | 0 | - | 4.82 | 122,317 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,508 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,172 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,385 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,147 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,729 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 280,221 |
| Former Dominions of the British Empire | 0 | - | 4.30 | 24,097 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,637 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,595 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,608 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,206 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,821 |
| History of The Netherlands | 0 | - | 4.46 | 17,325 |
| Canary Islands | 0 | - | 4.61 | 17,411 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,198 |
| British Monopoly Board | 0 | - | 4.52 | 41,042 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 390,134 |
| Medieval English History | 0 | - | 4.53 | 43,334 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,815 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,895 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,881 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,050 |
| Countries that Border Poland | 0 | - | 4.99 | 171,441 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,415 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,694 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,746 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,651 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,562 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,812 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,537 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,430 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,838 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,571 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,841 |
| Geography of Germany | 0 | - | 4.35 | 17,094 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,509 |
| History of Germany | 0 | - | 4.39 | 52,635 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,461 |
| Name that Greek Letter | 0 | - | 4.94 | 321,815 |
| Counties of Ireland | 0 | - | 4.92 | 193,223 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,493 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,424 |
| History of Spain | 0 | - | 4.29 | 21,010 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,420 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,463 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,926 |
| English Inventions #1 | 0 | - | 3.15 | 23,516 |
| English Inventions #2 | 0 | - | 4.00 | 8,662 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,177 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,474 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,703 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,327 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,973 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,849 |
| Councils of Scotland | 0 | - | 4.58 | 28,208 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 26,894 |
| San Marino Country Quiz | 0 | - | 4.70 | 28,789 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,661 |
| European Cities Beginning with B - Click Map | 0 | - | 4.75 | 77,444 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,215 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,787 |
| History of Russia Quiz | 0 | - | 4.49 | 31,801 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,967 |
| Movies Set in France | 0 | - | 4.26 | 13,080 |
| French Inventions | 0 | - | 4.08 | 13,866 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,647 |
| History of Paris | 0 | - | 4.24 | 13,619 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,469 |
