| Counties of England | 0 | - | 4.97 | 792,693 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,360 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,622 |
| England or Wales? | 0 | - | 4.94 | 45,496 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,765 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,725 |
| Europe Map Quiz | 0 | - | 5.00 | 4,746,545 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,804 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,180 |
| States of Germany | 0 | - | 4.96 | 151,130 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,551 |
| Regions of Italy | 0 | - | 4.92 | 75,230 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 48,998 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,204 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,757 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,676 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,157 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,848 |
| Famous Welsh People | 0 | - | 4.27 | 10,820 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,601 |
| American to British Word Translation | 0 | - | 4.13 | 138,320 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,817 |
| Name the English Monarchs | 0 | - | 4.92 | 500,171 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,260 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,515 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,269 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,108 |
| Geography of the British Empire | 0 | - | 4.48 | 39,587 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,067 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,018 |
| Malta Country Quiz | 0 | - | 4.81 | 30,942 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,984 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,263 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,347 |
| The Only European Country ... | 0 | - | 4.91 | 215,205 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,354 |
| British Spellings | 0 | - | 4.06 | 99,358 |
| British Groups of Things | 0 | - | 4.25 | 82,780 |
| British Acronyms | 0 | - | 4.39 | 45,708 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,994 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 24,827 |
| Geography of Scotland | 0 | - | 4.63 | 21,553 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 399,151 |
| History of Italy | 0 | - | 4.55 | 31,906 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,569 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,100 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,147 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,155 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,942 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,616 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,169 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,718 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,479 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,785 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,386 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,541 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,755 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,536 |
| Slavic Countries | 0 | - | 4.96 | 111,273 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,200 |
| British to American Word Translation | 0 | - | 3.74 | 254,912 |
| British Foods by Description | 0 | - | 3.94 | 48,293 |
| British and American Word Differences | 0 | - | 2.63 | 46,826 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,361 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,549 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,726 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,113 |
| Bridges of London | 0 | - | 4.17 | 10,081 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,162 |
| British Sport Trivia | 0 | - | 4.37 | 20,409 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 140,017 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,622 |
| Regions of France | 0 | - | 4.77 | 119,990 |
| France Immigration by Country | 0 | - | 4.72 | 76,220 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,732 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,071 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 492,243 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,090 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,161 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,627 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,431 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,949 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,524 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,297 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,256 |
| Monarchies of Europe | 0 | - | 4.90 | 97,710 |
| European Countries with One Border | 0 | - | 4.97 | 182,142 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,005 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,705 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,556 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 75,877 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,983 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,503 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,350 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,544 |
| History of Austria | 0 | - | 4.70 | 17,807 |
| Geography of the French Empire | 0 | - | 4.45 | 26,999 |
| The French Revolution | 0 | - | 4.46 | 23,866 |
| History of France | 0 | - | 4.59 | 56,643 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,423 |
| The Vikings! | 0 | - | 4.46 | 28,290 |
| The Portuguese Empire | 0 | - | 4.58 | 12,030 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,328 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,454 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,628 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,302 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,501 |
| People on Money - England | 0 | - | 4.29 | 16,591 |
| Name a Valid English City | 0 | - | 4.19 | 16,674 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,508 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,466 |
| Counties of Wales | 0 | - | 4.63 | 39,071 |
| Champions League Winners | 0 | - | 4.92 | 1,000,898 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,655 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,523 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,840 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,764 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,129 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,800 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,944 |
| Russia Country Quiz | 0 | - | 4.85 | 114,055 |
| Countries That Border Russia | 0 | - | 4.98 | 460,385 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,109 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,197 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,843 |
| Departments of France | 0 | - | 4.93 | 53,333 |
| Countries Bordering France | 0 | - | 4.83 | 401,177 |
| Germany Country Quiz | 0 | - | 4.82 | 157,207 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,579 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,035 |
| Italy Country Quiz | 0 | - | 4.82 | 122,700 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,854 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,483 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,446 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,445 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,057 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 280,727 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,131 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,286 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,854 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,627 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,888 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,005 |
| History of The Netherlands | 0 | - | 4.46 | 17,364 |
| Canary Islands | 0 | - | 4.61 | 17,439 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,427 |
| British Monopoly Board | 0 | - | 4.52 | 41,099 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 391,677 |
| Medieval English History | 0 | - | 4.53 | 43,406 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,937 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,111 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,146 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,498 |
| Countries that Border Poland | 0 | - | 4.99 | 171,801 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,576 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,585 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,942 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,725 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,673 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,079 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,638 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,538 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,036 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,705 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,981 |
| Geography of Germany | 0 | - | 4.35 | 17,138 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,453 |
| History of Germany | 0 | - | 4.39 | 52,727 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,705 |
| Name that Greek Letter | 0 | - | 4.93 | 322,584 |
| Counties of Ireland | 0 | - | 4.92 | 194,065 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,641 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,926 |
| History of Spain | 0 | - | 4.29 | 21,045 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,248 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,572 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,971 |
| English Inventions #1 | 0 | - | 3.15 | 23,538 |
| English Inventions #2 | 0 | - | 4.00 | 8,682 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,254 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,584 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,794 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,690 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,472 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,052 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,898 |
| Councils of Scotland | 0 | - | 4.58 | 28,270 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 26,966 |
| San Marino Country Quiz | 0 | - | 4.70 | 28,869 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,426 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 77,739 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,597 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 211,118 |
| History of Russia Quiz | 0 | - | 4.49 | 31,847 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,266 |
| Movies Set in France | 0 | - | 4.26 | 13,100 |
| French Inventions | 0 | - | 4.08 | 13,877 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,886 |
| History of Paris | 0 | - | 4.24 | 13,629 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,836 |
