| Counties of England | 0 | - | 4.97 | 789,957 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,106 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,558 |
| England or Wales? | 0 | - | 4.94 | 45,366 |
| The UK for Americans - True or False | 0 | - | 4.44 | 58,428 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,073 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,215 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,572 |
| Europe Map Quiz | 0 | - | 5.00 | 4,734,460 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,320 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,834 |
| States of Germany | 0 | - | 4.96 | 150,325 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,116 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,582 |
| Regions of Italy | 0 | - | 4.92 | 74,840 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,901 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,487 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,396 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,241 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,082 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,058 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,535 |
| American to British Word Translation | 0 | - | 4.11 | 135,225 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,739 |
| Name the English Monarchs | 0 | - | 4.92 | 498,467 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,819 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,214 |
| Countries the UK Declared War On | 0 | - | 4.61 | 121,894 |
| Geography of the British Empire | 0 | - | 4.48 | 39,509 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,813 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,837 |
| Malta Country Quiz | 0 | - | 4.81 | 30,864 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,217 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,536 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,733 |
| The Only European Country ... | 0 | - | 4.91 | 214,124 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,747 |
| British Spellings | 0 | - | 4.07 | 99,272 |
| British Groups of Things | 0 | - | 4.25 | 82,710 |
| British Acronyms | 0 | - | 4.39 | 45,641 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,966 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 24,549 |
| Geography of Scotland | 0 | - | 4.63 | 21,499 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 397,637 |
| History of Italy | 0 | - | 4.55 | 31,842 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,232 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,497 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,003 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,916 |
| Australia True or False | 0 | - | 4.87 | 56,545 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,103 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,228,553 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,715 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,799 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,396 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,582 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,553 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,083 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,234 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,369 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,286 |
| Slavic Countries | 0 | - | 4.96 | 110,941 |
| French History Multiple Choice | 0 | - | 4.55 | 32,892 |
| British to American Word Translation | 0 | - | 3.75 | 254,562 |
| British Foods by Description | 0 | - | 3.94 | 48,266 |
| British and American Word Differences | 0 | - | 2.65 | 46,667 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,294 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,519 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,694 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,082 |
| Bridges of London | 0 | - | 4.17 | 10,064 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,007 |
| British Sport Trivia | 0 | - | 4.37 | 20,376 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,331 |
| Famous Welsh People | 0 | - | 4.21 | 9,776 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 350,531 |
| Regions of France | 0 | - | 4.78 | 119,405 |
| France Immigration by Country | 0 | - | 4.72 | 76,017 |
| Germany True or False? | 0 | - | 4.61 | 48,556 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,525 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,876 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 491,600 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,300 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,445 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,110 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,425 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,098 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,510 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,016 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,189 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,907 |
| Monarchies of Europe | 0 | - | 4.90 | 97,407 |
| European Countries with One Border | 0 | - | 4.97 | 181,740 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,639 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,377 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,062 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,518 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,555 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,202 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,107 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,311 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,275 |
| History of Austria | 0 | - | 4.70 | 17,765 |
| Geography of the French Empire | 0 | - | 4.45 | 26,949 |
| The French Revolution | 0 | - | 4.46 | 23,804 |
| France Multiple Choice | 0 | - | 4.38 | 40,645 |
| History of France | 0 | - | 4.59 | 56,197 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,393 |
| The Vikings! | 0 | - | 4.46 | 28,254 |
| The Portuguese Empire | 0 | - | 4.54 | 12,001 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,404 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,277 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,580 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,246 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,479 |
| People on Money - England | 0 | - | 4.29 | 16,570 |
| Name a Valid English City | 0 | - | 4.19 | 16,639 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,366 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,409 |
| Counties of Wales | 0 | - | 4.63 | 38,946 |
| Champions League Winners | 0 | - | 4.92 | 997,399 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,328 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,188 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,780 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,433 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,356 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,172 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,372 |
| Russia Country Quiz | 0 | - | 4.85 | 113,724 |
| Countries That Border Russia | 0 | - | 4.98 | 459,251 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,913 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,079 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,334 |
| Departments of France | 0 | - | 4.93 | 52,937 |
| Countries Bordering France | 0 | - | 4.83 | 399,963 |
| Germany Country Quiz | 0 | - | 4.82 | 156,710 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,267 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,285 |
| Italy Country Quiz | 0 | - | 4.82 | 122,333 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,524 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,197 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,389 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,153 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,738 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 280,247 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,099 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,668 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,638 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,608 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,242 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,825 |
| History of The Netherlands | 0 | - | 4.46 | 17,327 |
| Canary Islands | 0 | - | 4.61 | 17,412 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,207 |
| British Monopoly Board | 0 | - | 4.52 | 41,045 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 390,221 |
| Medieval English History | 0 | - | 4.53 | 43,334 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,822 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 137,904 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,889 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,076 |
| Countries that Border Poland | 0 | - | 4.99 | 171,459 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,426 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,737 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,761 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,655 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,569 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,824 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,542 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,439 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,847 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,576 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,848 |
| Geography of Germany | 0 | - | 4.35 | 17,096 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,558 |
| History of Germany | 0 | - | 4.39 | 52,645 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,601 |
| Name that Greek Letter | 0 | - | 4.94 | 321,847 |
| Counties of Ireland | 0 | - | 4.92 | 193,259 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,501 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,446 |
| History of Spain | 0 | - | 4.29 | 21,011 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,450 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,593 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,469 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,929 |
| English Inventions #1 | 0 | - | 3.15 | 23,518 |
| English Inventions #2 | 0 | - | 4.00 | 8,662 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,182 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,478 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,707 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,633 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,337 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,977 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,852 |
| Councils of Scotland | 0 | - | 4.58 | 28,210 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 26,900 |
| San Marino Country Quiz | 0 | - | 4.70 | 28,790 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,690 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 48,946 |
