| Counties of England | 0 | - | 4.97 | 797,310 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,031 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,711 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,883 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,039 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,877 |
| Europe Map Quiz | 0 | - | 5.00 | 4,764,478 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,487 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,892 |
| States of Germany | 0 | - | 4.95 | 152,715 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,089 |
| Regions of Italy | 0 | - | 4.92 | 75,951 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,222 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,043 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,247 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,741 |
| Geography of Scotland | 0 | - | 4.63 | 21,624 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,281 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,283 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,600 |
| England or Wales? | 0 | - | 4.94 | 45,717 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,335 |
| American to British Word Translation | 0 | - | 4.14 | 139,114 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,909 |
| Name the English Monarchs | 0 | - | 4.91 | 502,955 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,337 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,357 |
| Countries the UK Declared War On | 0 | - | 4.55 | 122,517 |
| Geography of the British Empire | 0 | - | 4.48 | 39,690 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,688 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,873 |
| Malta Country Quiz | 0 | - | 4.81 | 31,070 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,137 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,583 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,341 |
| The Only European Country ... | 0 | - | 4.91 | 216,788 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,219 |
| British Spellings | 0 | - | 4.06 | 99,463 |
| British Groups of Things | 0 | - | 4.25 | 82,879 |
| British Acronyms | 0 | - | 4.40 | 45,805 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,039 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,234 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,837 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 401,615 |
| History of Italy | 0 | - | 4.55 | 31,981 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,671 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,243 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,577 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,226 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,933 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,122 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,715 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,248 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,837 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,198 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,701 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,053 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,345 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,248 |
| Slavic Countries | 0 | - | 4.96 | 111,712 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,371 |
| British to American Word Translation | 0 | - | 3.74 | 255,102 |
| British Foods by Description | 0 | - | 3.94 | 48,332 |
| British and American Word Differences | 0 | - | 2.63 | 46,884 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,457 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,364 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,754 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,159 |
| Bridges of London | 0 | - | 4.17 | 10,109 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,388 |
| British Sport Trivia | 0 | - | 4.37 | 20,465 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 141,210 |
| Famous Welsh People | 0 | - | 4.31 | 11,511 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,305 |
| Regions of France | 0 | - | 4.72 | 120,888 |
| France Immigration by Country | 0 | - | 4.70 | 76,549 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,049 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,397 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,451 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,395 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,786 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,892 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,606 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,400 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,508 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,800 |
| Monarchies of Europe | 0 | - | 4.90 | 98,183 |
| European Countries with One Border | 0 | - | 4.97 | 182,843 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,645 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,675 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,441 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 82,232 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,748 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,066 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,948 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,450 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,939 |
| History of Austria | 0 | - | 4.70 | 17,866 |
| Geography of the French Empire | 0 | - | 4.45 | 27,074 |
| The French Revolution | 0 | - | 4.47 | 23,959 |
| History of France | 0 | - | 4.59 | 57,028 |
| The Vikings! | 0 | - | 4.46 | 28,349 |
| The Portuguese Empire | 0 | - | 4.58 | 12,067 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,676 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,056 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,741 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,345 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,533 |
| People on Money - England | 0 | - | 4.29 | 16,617 |
| Name a Valid English City | 0 | - | 4.19 | 16,733 |
| British Geography A-Z | 0 | - | 4.42 | 19,527 |
| Scottish Clans | 0 | - | 4.70 | 21,375 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,678 |
| Counties of Wales | 0 | - | 4.63 | 39,317 |
| Champions League Winners | 0 | - | 4.92 | 1,007,282 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,164 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,067 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,402 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,955 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,212 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,222 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,769 |
| Russia Country Quiz | 0 | - | 4.83 | 114,528 |
| Countries That Border Russia | 0 | - | 4.98 | 461,872 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,369 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,356 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,703 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,820 |
| Departments of France | 0 | - | 4.93 | 54,191 |
| Countries Bordering France | 0 | - | 4.83 | 402,670 |
| Germany Country Quiz | 0 | - | 4.83 | 157,920 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,397 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,527 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,448 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,095 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,559 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,963 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,718 |
| British Geography Quiz #3 | 0 | - | 4.56 | 30,434 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,193 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,461 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,703 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,660 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,062 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,303 |
| History of The Netherlands | 0 | - | 4.46 | 17,441 |
| Canary Islands | 0 | - | 4.62 | 17,483 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,727 |
| British Monopoly Board | 0 | - | 4.52 | 41,175 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 394,371 |
| Medieval English History | 0 | - | 4.53 | 43,525 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,124 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,412 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,480 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,113 |
| Countries that Border Poland | 0 | - | 4.99 | 172,318 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,871 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,003 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,256 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,884 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,825 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,431 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,783 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,345 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,886 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,200 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,488 |
| Geography of Germany | 0 | - | 4.35 | 17,190 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,836 |
| History of Germany | 0 | - | 4.39 | 52,835 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,731 |
| Name that Greek Letter | 0 | - | 4.93 | 323,592 |
| Counties of Ireland | 0 | - | 4.92 | 195,458 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,884 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,103 |
| History of Spain | 0 | - | 4.23 | 21,093 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,047 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,700 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,024 |
| English Inventions #1 | 0 | - | 3.15 | 23,567 |
| English Inventions #2 | 0 | - | 3.95 | 8,703 |
| Oldest Cities in the United Kingdom | 0 | - | 4.39 | 23,720 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,783 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,909 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,802 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,686 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,163 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,971 |
| Councils of Scotland | 0 | - | 4.58 | 28,508 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,085 |
| San Marino Country Quiz | 0 | - | 4.73 | 28,992 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,286 |
| European Cities Beginning with B - Click Map | 0 | - | 4.78 | 78,214 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,132 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,713 |
| History of Russia Quiz | 0 | - | 4.47 | 31,923 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,855 |
| 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 | 47,245 |
