| Counties of England | 0 | - | 4.97 | 797,177 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,023 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,708 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,024 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,874 |
| Europe Map Quiz | 0 | - | 5.00 | 4,764,093 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,472 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,865 |
| States of Germany | 0 | - | 4.96 | 152,678 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,068 |
| Regions of Italy | 0 | - | 4.92 | 75,925 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,208 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,007 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,237 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,705 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,278 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,268 |
| British Sport Trivia | 0 | - | 4.37 | 20,464 |
| England or Wales? | 0 | - | 4.94 | 45,711 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,309 |
| American to British Word Translation | 0 | - | 4.14 | 139,096 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,904 |
| Name the English Monarchs | 0 | - | 4.91 | 502,879 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,334 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,856 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,356 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,502 |
| Geography of the British Empire | 0 | - | 4.48 | 39,680 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,678 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,867 |
| Malta Country Quiz | 0 | - | 4.81 | 31,070 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,113 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,554 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,315 |
| The Only European Country ... | 0 | - | 4.91 | 216,739 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,195 |
| British Spellings | 0 | - | 4.06 | 99,460 |
| British Groups of Things | 0 | - | 4.25 | 82,878 |
| British Acronyms | 0 | - | 4.40 | 45,803 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,038 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,219 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,824 |
| Geography of Scotland | 0 | - | 4.63 | 21,622 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 401,550 |
| History of Italy | 0 | - | 4.55 | 31,980 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,664 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,242 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,566 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,223 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,700 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,019 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,701 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,239 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,805 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,183 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,625 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,010 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,328 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,226 |
| Slavic Countries | 0 | - | 4.96 | 111,698 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,367 |
| British to American Word Translation | 0 | - | 3.74 | 255,096 |
| British Foods by Description | 0 | - | 3.94 | 48,331 |
| British and American Word Differences | 0 | - | 2.63 | 46,884 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,452 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,597 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,753 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,156 |
| Bridges of London | 0 | - | 4.17 | 10,108 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,374 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 141,178 |
| Famous Welsh People | 0 | - | 4.31 | 11,507 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,201 |
| Regions of France | 0 | - | 4.72 | 120,864 |
| France Immigration by Country | 0 | - | 4.70 | 76,539 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,041 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,388 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,433 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,362 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,767 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,886 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,584 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,373 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,505 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,789 |
| Monarchies of Europe | 0 | - | 4.90 | 98,172 |
| European Countries with One Border | 0 | - | 4.97 | 182,822 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,626 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,660 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,432 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 82,130 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,728 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,055 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,923 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,396 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,930 |
| History of Austria | 0 | - | 4.70 | 17,864 |
| Geography of the French Empire | 0 | - | 4.45 | 27,062 |
| The French Revolution | 0 | - | 4.47 | 23,943 |
| History of France | 0 | - | 4.59 | 57,002 |
| The Vikings! | 0 | - | 4.46 | 28,348 |
| The Portuguese Empire | 0 | - | 4.58 | 12,067 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,646 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,051 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,737 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,344 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,533 |
| People on Money - England | 0 | - | 4.29 | 16,614 |
| Name a Valid English City | 0 | - | 4.19 | 16,730 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,673 |
| Counties of Wales | 0 | - | 4.63 | 39,311 |
| Champions League Winners | 0 | - | 4.92 | 1,007,129 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,150 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,046 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,361 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,904 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,183 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,163 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,751 |
| Russia Country Quiz | 0 | - | 4.83 | 114,515 |
| Countries That Border Russia | 0 | - | 4.98 | 461,837 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,361 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,353 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,701 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,803 |
| Departments of France | 0 | - | 4.93 | 54,168 |
| Countries Bordering France | 0 | - | 4.83 | 402,637 |
| Germany Country Quiz | 0 | - | 4.83 | 157,898 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,385 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,498 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,433 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,084 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,555 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,956 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,695 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,193 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,428 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,671 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,660 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,029 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,290 |
| History of The Netherlands | 0 | - | 4.46 | 17,437 |
| Canary Islands | 0 | - | 4.62 | 17,482 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,722 |
| British Monopoly Board | 0 | - | 4.52 | 41,173 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 394,312 |
| Medieval English History | 0 | - | 4.53 | 43,518 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,120 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,406 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,474 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,090 |
| Countries that Border Poland | 0 | - | 4.99 | 172,308 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,867 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,964 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,244 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,883 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,819 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,424 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,781 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,342 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,881 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,189 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,487 |
| Geography of Germany | 0 | - | 4.35 | 17,189 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,798 |
| History of Germany | 0 | - | 4.39 | 52,827 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,653 |
| Name that Greek Letter | 0 | - | 4.93 | 323,502 |
| Counties of Ireland | 0 | - | 4.92 | 195,420 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,880 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,086 |
| History of Spain | 0 | - | 4.23 | 21,091 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,030 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,694 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,023 |
| English Inventions #1 | 0 | - | 3.15 | 23,567 |
| English Inventions #2 | 0 | - | 3.95 | 8,703 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,358 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,780 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,909 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,799 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,683 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,163 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,967 |
| Councils of Scotland | 0 | - | 4.58 | 28,506 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,080 |
| San Marino Country Quiz | 0 | - | 4.73 | 28,992 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,260 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,204 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,118 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,638 |
| History of Russia Quiz | 0 | - | 4.47 | 31,922 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,839 |
| Movies Set in France | 0 | - | 4.26 | 13,121 |
| French Inventions | 0 | - | 4.08 | 13,899 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,237 |
| History of Paris | 0 | - | 4.24 | 13,653 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,482 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,062 |
| The Trojan War | 0 | - | 4.83 | 39,737 |
