| Counties of England | 0 | - | 4.97 | 796,693 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 93,995 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,700 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,690 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,007 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,430 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,809 |
| States of Germany | 0 | - | 4.96 | 152,562 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,034 |
| Regions of Italy | 0 | - | 4.92 | 75,864 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,152 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,934 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,205 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,633 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,863 |
| Geography of Scotland | 0 | - | 4.63 | 21,616 |
| Europe Map Quiz | 0 | - | 5.00 | 4,762,842 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,266 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,244 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,627 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,592 |
| England or Wales? | 0 | - | 4.94 | 45,687 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,184 |
| American to British Word Translation | 0 | - | 4.14 | 139,050 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,894 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,326 |
| Name the English Monarchs | 0 | - | 4.91 | 502,622 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,351 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,467 |
| Geography of the British Empire | 0 | - | 4.48 | 39,672 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,653 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,838 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 401,382 |
| Malta Country Quiz | 0 | - | 4.81 | 31,055 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,019 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,452 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,236 |
| The Only European Country ... | 0 | - | 4.91 | 216,611 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,122 |
| British Spellings | 0 | - | 4.06 | 99,450 |
| British Groups of Things | 0 | - | 4.25 | 82,864 |
| British Acronyms | 0 | - | 4.40 | 45,799 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,035 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,193 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,533 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,781 |
| History of Italy | 0 | - | 4.55 | 31,973 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,660 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,237 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,346 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,350 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 141,091 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,212 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,058 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,656 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,658 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,203 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,696 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,150 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,506 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,839 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,280 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,185 |
| Slavic Countries | 0 | - | 4.96 | 111,654 |
| Regions of France | 0 | - | 4.72 | 120,777 |
| France Immigration by Country | 0 | - | 4.70 | 76,515 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,352 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,015 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,354 |
| British to American Word Translation | 0 | - | 3.74 | 255,082 |
| British Foods by Description | 0 | - | 3.94 | 48,331 |
| British and American Word Differences | 0 | - | 2.63 | 46,880 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,447 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,368 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,258 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,708 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,746 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,150 |
| Bridges of London | 0 | - | 4.17 | 10,105 |
| British Sport Trivia | 0 | - | 4.37 | 20,459 |
| Famous Welsh People | 0 | - | 4.31 | 11,488 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,943 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,852 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,516 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,303 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,758 |
| Monarchies of Europe | 0 | - | 4.90 | 98,144 |
| European Countries with One Border | 0 | - | 4.97 | 182,771 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,573 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 78,544 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,245 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 81,777 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,667 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,997 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,880 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,142 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,896 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,537 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,341 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,533 |
| People on Money - England | 0 | - | 4.29 | 16,610 |
| Name a Valid English City | 0 | - | 4.19 | 16,728 |
| British Geography A-Z | 0 | - | 4.42 | 19,518 |
| Scottish Clans | 0 | - | 4.70 | 21,367 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,663 |
| Champions League Winners | 0 | - | 4.92 | 1,006,676 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,490 |
| Countries That Border Russia | 0 | - | 4.98 | 461,727 |
| History of Austria | 0 | - | 4.70 | 17,861 |
| Geography of the French Empire | 0 | - | 4.45 | 27,060 |
| The French Revolution | 0 | - | 4.47 | 23,929 |
| Countries Bordering France | 0 | - | 4.83 | 402,530 |
| History of France | 0 | - | 4.59 | 56,978 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,395 |
| The Vikings! | 0 | - | 4.46 | 28,343 |
| The Portuguese Empire | 0 | - | 4.58 | 12,064 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,034 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,730 |
| British Geography Quiz #3 | 0 | - | 4.56 | 30,426 |
| Groups of Things - Harry Potter | 0 | - | 4.80 | 281,718 |
| Counties of Wales | 0 | - | 4.63 | 39,273 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,112 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,001 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,250 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,811 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,124 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,992 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,708 |
| Russia Country Quiz | 0 | - | 4.85 | 114,481 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,337 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,343 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,683 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,743 |
| Departments of France | 0 | - | 4.93 | 54,098 |
| Germany Country Quiz | 0 | - | 4.83 | 157,840 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,319 |
| Italy Country Quiz | 0 | - | 4.80 | 123,398 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,361 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,041 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,545 |
| History of The Netherlands | 0 | - | 4.46 | 17,434 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,924 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,645 |
| Canary Islands | 0 | - | 4.62 | 17,481 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,700 |
| British Monopoly Board | 0 | - | 4.52 | 41,167 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 394,104 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,185 |
| Medieval English History | 0 | - | 4.53 | 43,507 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,342 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,536 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,106 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,655 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,383 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,958 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,444 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,054 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,263 |
| Countries that Border Poland | 0 | - | 4.99 | 172,274 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,845 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,830 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,221 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,873 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,803 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,393 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,769 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,315 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,870 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,178 |
| French History Multiple Choice | 0 | - | 4.55 | 33,038 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,477 |
| Geography of Germany | 0 | - | 4.35 | 17,184 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,680 |
| History of Germany | 0 | - | 4.39 | 52,818 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,405 |
| Name that Greek Letter | 0 | - | 4.93 | 323,443 |
| Counties of Ireland | 0 | - | 4.92 | 195,264 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,863 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,039 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,114 |
| History of Spain | 0 | - | 4.23 | 21,086 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,979 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,277 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,680 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,021 |
| Oldest Cities in the United Kingdom | 0 | - | 4.39 | 23,715 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,772 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,903 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,791 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,661 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,143 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,959 |
| Councils of Scotland | 0 | - | 4.58 | 28,499 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,074 |
| San Marino Country Quiz | 0 | - | 4.73 | 28,983 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,208 |
| European Cities Beginning with B - Click Map | 0 | - | 4.78 | 78,160 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,083 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,401 |
| History of Russia Quiz | 0 | - | 4.47 | 31,917 |