| Counties of England | 0 | - | 4.97 | 790,275 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,378 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,879 |
| States of Germany | 0 | - | 4.96 | 150,431 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,132 |
| Regions of Italy | 0 | - | 4.92 | 74,887 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,931 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,568 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,455 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,145 |
| Europe Map Quiz | 0 | - | 5.00 | 4,735,887 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,380 |
| Departments of France | 0 | - | 4.93 | 52,984 |
| Germany Country Quiz | 0 | - | 4.82 | 156,767 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,308 |
| History of Ireland | 0 | - | 4.39 | 30,884 |
| Italy Country Quiz | 0 | - | 4.82 | 122,375 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,556 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,237 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,400 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,192 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,780 |
| England or Wales? | 0 | - | 4.94 | 45,387 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,627 |
| Counties of Ireland | 0 | - | 4.92 | 193,379 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,617 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,449 |
| Iceland... or Ireland? | 0 | - | 4.74 | 56,817 |
| Malta Country Quiz | 0 | - | 4.81 | 30,872 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,309 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,631 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,800 |
| The Only European Country ... | 0 | - | 4.91 | 214,252 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,811 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,229,241 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,108 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,841 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,429 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,678 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,579 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,162 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,533 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,410 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,326 |
| Slavic Countries | 0 | - | 4.96 | 110,982 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 350,727 |
| Regions of France | 0 | - | 4.78 | 119,483 |
| France Immigration by Country | 0 | - | 4.72 | 76,032 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,562 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,900 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,089 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,558 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,081 |
| The UK for Americans - True or False | 0 | - | 4.44 | 58,440 |
| Champions League Winners | 0 | - | 4.92 | 997,729 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,465 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,136 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,552 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,071 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,932 |
| Monarchies of Europe | 0 | - | 4.90 | 97,451 |
| European Countries with One Border | 0 | - | 4.97 | 181,780 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,677 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,420 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,110 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,567 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,597 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,243 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,146 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,465 |
| Countries That Border Russia | 0 | - | 4.98 | 459,510 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,301 |
| Austria Country Quiz | 0 | - | 4.57 | 59,409 |
| Belgium Country Quiz | 0 | - | 4.70 | 71,322 |
| France Country Quiz | 0 | - | 4.70 | 133,984 |
| Countries Bordering France | 0 | - | 4.83 | 400,180 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,368 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,605 |
| Greece Country Quiz | 0 | - | 4.74 | 65,832 |
| Luxembourg Country Quiz | 0 | - | 4.77 | 33,533 |
| Monaco Country Quiz | 0 | - | 4.47 | 41,284 |
| Netherlands Country Quiz | 0 | - | 4.50 | 80,060 |
| Nordic Cities Map Quiz | 0 | - | 4.74 | 89,819 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,741 |
| Portugal Country Quiz | 0 | - | 4.69 | 71,439 |
| Spain Country Quiz | 0 | - | 4.45 | 127,753 |
| Switzerland Country Quiz | 0 | - | 4.51 | 62,994 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,293 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,302 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,585 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,221 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,219 |
| Countries the UK Declared War On | 0 | - | 4.61 | 121,920 |
| Geography of the British Empire | 0 | - | 4.48 | 39,523 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,567 |
| Counties of Wales | 0 | - | 4.63 | 38,957 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,352 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,230 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,197 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,869 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,501 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,425 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,344 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,433 |
| Russia Country Quiz | 0 | - | 4.85 | 113,771 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,936 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,093 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,808 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,799 |
| History of The Netherlands | 0 | - | 4.46 | 17,336 |
| Canary Islands | 0 | - | 4.61 | 17,419 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,119 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,232 |
| British Spellings | 0 | - | 4.07 | 99,281 |
| British Groups of Things | 0 | - | 4.25 | 82,716 |
| British Acronyms | 0 | - | 4.39 | 45,651 |
| UK Immigration by Country | 0 | - | 4.94 | 139,838 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,970 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,430 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 24,584 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,512 |
| Geography of Scotland | 0 | - | 4.63 | 21,503 |
| Name the English Monarchs | 0 | - | 4.92 | 498,701 |
| Medieval English History | 0 | - | 4.53 | 43,344 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,727 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,110 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,832 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,611 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 137,929 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,310 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,923 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,114 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,841 |
| Countries that Border Poland | 0 | - | 4.99 | 171,496 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,442 |
| Countries that Beat Russia | 0 | - | 4.84 | 82,013 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,859 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,775 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,667 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,585 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,858 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,551 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,862 |
| 20 Questions About France | 0 | - | 4.11 | 32,347 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,593 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,868 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,686 |
| French History Multiple Choice | 0 | - | 4.55 | 32,898 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,344 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,524 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,668 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,556 |
| History of Germany | 0 | - | 4.39 | 52,659 |
| The Trojan War | 0 | - | 4.83 | 39,475 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,844 |
| Name that Greek Letter | 0 | - | 4.94 | 321,937 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,751 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,521 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,966 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,500 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,126 |
| Roman Emperors | 0 | - | 4.95 | 118,664 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,946 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,768 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,748 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,535 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,486 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,938 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,929 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,930 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,488 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,700 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,086 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,984 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,856 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,855 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,856 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 397,804 |
| Councils of Scotland | 0 | - | 4.58 | 28,218 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 26,909 |
| San Marino Country Quiz | 0 | - | 4.70 | 28,796 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,729 |
| European Cities Beginning with B - Click Map | 0 | - | 4.75 | 77,488 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,272 |
| History of Russia Quiz | 0 | - | 4.49 | 31,805 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,974 |
| Movies Set in France | 0 | - | 4.26 | 13,087 |
| French Inventions | 0 | - | 4.08 | 13,867 |
| History of Paris | 0 | - | 4.24 | 13,623 |
| Olympian Gods Quiz | 0 | - | 4.96 | 497,048 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 124,561 |
| Famous Irish People | 0 | - | 4.05 | 45,873 |
| History of Italy | 0 | - | 4.55 | 31,854 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,052 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,504 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,405 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,011 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,613 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,253 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,480 |
