| Counties of England | 0 | - | 4.97 | 797,442 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,037 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,711 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,059 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,890 |
| Europe Map Quiz | 0 | - | 5.00 | 4,764,928 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,522 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,905 |
| States of Germany | 0 | - | 4.95 | 152,754 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,105 |
| Regions of Italy | 0 | - | 4.92 | 75,990 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,244 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,064 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,253 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,773 |
| Geography of Scotland | 0 | - | 4.63 | 21,626 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,282 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,290 |
| England or Wales? | 0 | - | 4.94 | 45,723 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,378 |
| American to British Word Translation | 0 | - | 4.14 | 139,135 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,910 |
| Name the English Monarchs | 0 | - | 4.91 | 503,036 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,338 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,922 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,359 |
| Countries the UK Declared War On | 0 | - | 4.55 | 122,534 |
| Geography of the British Empire | 0 | - | 4.48 | 39,699 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,699 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,880 |
| Malta Country Quiz | 0 | - | 4.81 | 31,074 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,170 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,602 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,358 |
| The Only European Country ... | 0 | - | 4.91 | 216,828 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,247 |
| British Spellings | 0 | - | 4.06 | 99,467 |
| British Groups of Things | 0 | - | 4.25 | 82,880 |
| British Acronyms | 0 | - | 4.40 | 45,808 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,040 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,249 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,841 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 401,682 |
| History of Italy | 0 | - | 4.55 | 31,991 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,675 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,249 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,592 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,228 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,245,142 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,212 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,736 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,257 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,872 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,210 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,718 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,103 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,358 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,255 |
| Slavic Countries | 0 | - | 4.96 | 111,721 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,379 |
| British to American Word Translation | 0 | - | 3.74 | 255,107 |
| British Foods by Description | 0 | - | 3.94 | 48,332 |
| British and American Word Differences | 0 | - | 2.63 | 46,885 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,460 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,601 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,754 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,163 |
| Bridges of London | 0 | - | 4.17 | 10,110 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,395 |
| British Sport Trivia | 0 | - | 4.37 | 20,466 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 141,257 |
| Famous Welsh People | 0 | - | 4.31 | 11,517 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,404 |
| Regions of France | 0 | - | 4.72 | 120,913 |
| France Immigration by Country | 0 | - | 4.70 | 76,561 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,051 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,408 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,475 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,425 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,802 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,906 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,621 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,423 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,512 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,812 |
| Monarchies of Europe | 0 | - | 4.90 | 98,189 |
| European Countries with One Border | 0 | - | 4.97 | 182,862 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,660 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,691 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,472 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 82,314 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,770 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,090 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,961 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,481 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,944 |
| History of Austria | 0 | - | 4.70 | 17,868 |
| Geography of the French Empire | 0 | - | 4.45 | 27,091 |
| The French Revolution | 0 | - | 4.47 | 23,978 |
| History of France | 0 | - | 4.59 | 57,055 |
| The Vikings! | 0 | - | 4.46 | 28,351 |
| The Portuguese Empire | 0 | - | 4.58 | 12,068 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,709 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,067 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,742 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,346 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,535 |
| People on Money - England | 0 | - | 4.29 | 16,617 |
| Name a Valid English City | 0 | - | 4.19 | 16,734 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,679 |
| Counties of Wales | 0 | - | 4.63 | 39,320 |
| Champions League Winners | 0 | - | 4.92 | 1,007,435 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,174 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,080 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,431 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,000 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,229 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,276 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,791 |
| Russia Country Quiz | 0 | - | 4.83 | 114,532 |
| Countries That Border Russia | 0 | - | 4.98 | 461,915 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,378 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,359 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,707 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,837 |
| Departments of France | 0 | - | 4.93 | 54,203 |
| Countries Bordering France | 0 | - | 4.83 | 402,704 |
| Germany Country Quiz | 0 | - | 4.83 | 157,942 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,411 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,562 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,464 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,118 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,561 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,979 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,736 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,196 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,493 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,767 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,660 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,097 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,305 |
| History of The Netherlands | 0 | - | 4.46 | 17,442 |
| Canary Islands | 0 | - | 4.62 | 17,484 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,739 |
| British Monopoly Board | 0 | - | 4.52 | 41,178 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 394,418 |
| Medieval English History | 0 | - | 4.53 | 43,530 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,124 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,417 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,487 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,132 |
| Countries that Border Poland | 0 | - | 4.99 | 172,332 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,878 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,040 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,268 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,886 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,828 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,452 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,786 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,356 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,890 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,204 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,489 |
| Geography of Germany | 0 | - | 4.35 | 17,192 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,877 |
| History of Germany | 0 | - | 4.39 | 52,837 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,831 |
| Name that Greek Letter | 0 | - | 4.93 | 323,712 |
| Counties of Ireland | 0 | - | 4.92 | 195,487 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,890 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,119 |
| History of Spain | 0 | - | 4.23 | 21,095 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,081 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,703 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,024 |
| English Inventions #1 | 0 | - | 3.15 | 23,568 |
| English Inventions #2 | 0 | - | 3.95 | 8,703 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,370 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,788 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,913 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,808 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,693 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,170 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,975 |
| Councils of Scotland | 0 | - | 4.58 | 28,509 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,089 |
| San Marino Country Quiz | 0 | - | 4.73 | 28,995 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,316 |
| European Cities Beginning with B - Click Map | 0 | - | 4.78 | 78,229 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,145 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,740 |
| History of Russia Quiz | 0 | - | 4.47 | 31,925 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,872 |
| Movies Set in France | 0 | - | 4.26 | 13,123 |
| French Inventions | 0 | - | 4.08 | 13,900 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,251 |
| History of Paris | 0 | - | 4.24 | 13,654 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,513 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,072 |
| The Trojan War | 0 | - | 4.83 | 39,750 |
