| Counties of England | 0 | - | 4.97 | 804,492 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,667 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,875 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,521 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,150 |
| Europe Map Quiz | 0 | - | 5.00 | 4,794,215 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,837 |
| States of Germany Map Quiz | 0 | - | 4.92 | 134,002 |
| States of Germany | 0 | - | 4.95 | 154,983 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,833 |
| Regions of Italy | 0 | - | 4.92 | 77,288 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,935 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,617 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,916 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,323 |
| Geography of Scotland | 0 | - | 4.63 | 21,828 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,489 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,977 |
| England or Wales? | 0 | - | 4.94 | 46,069 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,462 |
| American to British Word Translation | 0 | - | 4.14 | 139,850 |
| Languages of the United Kingdom | 0 | - | 4.14 | 41,096 |
| Name the English Monarchs | 0 | - | 4.91 | 507,507 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,503 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,703 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,492 |
| Countries the UK Declared War On | 0 | - | 4.55 | 123,396 |
| Geography of the British Empire | 0 | - | 4.48 | 39,886 |
| World Capitals Closest to London | 0 | - | 4.88 | 111,439 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,433 |
| Malta Country Quiz | 0 | - | 4.81 | 31,271 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,307 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,641 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,552 |
| The Only European Country ... | 0 | - | 4.91 | 219,675 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,875 |
| British Spellings | 0 | - | 4.06 | 99,634 |
| British Groups of Things | 0 | - | 4.26 | 83,046 |
| British Acronyms | 0 | - | 4.40 | 45,982 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,133 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,874 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 32,227 |
| 2026–2027 Football League Teams | 0 | - | 4.94 | 408,222 |
| History of Italy | 0 | - | 4.55 | 32,187 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,857 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,473 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,217 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,261,924 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,458 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,817 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,565 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,345 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,925 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,277 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,617 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,402 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,934 |
| Slavic Countries | 0 | - | 4.96 | 112,533 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,761 |
| British to American Word Translation | 0 | - | 3.74 | 255,405 |
| British Foods by Description | 0 | - | 3.94 | 48,418 |
| British and American Word Differences | 0 | - | 2.63 | 46,939 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,606 |
| British Geography Quiz #2 | 0 | - | 4.30 | 28,259 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,836 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,257 |
| Bridges of London | 0 | - | 4.17 | 10,151 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,868 |
| British Sport Trivia | 0 | - | 4.39 | 20,554 |
| Top 4 in English Football, 1888–2026 | 0 | - | 4.92 | 143,882 |
| Famous Welsh People | 0 | - | 4.34 | 11,728 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 362,830 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.75 | 12,363 |
| Regions of France | 0 | - | 4.70 | 122,447 |
| France Immigration by Country | 0 | - | 4.70 | 77,024 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,600 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,960 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,995 |
| Name Every Beatles Song | 0 | - | 4.97 | 238,806 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 293,023 |
| Premier League Relegated Teams | 0 | - | 4.81 | 128,123 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,138 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,019 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,769 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,918 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.74 | 58,834 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,655 |
| Monarchies of Europe | 0 | - | 4.90 | 99,060 |
| European Countries with One Border | 0 | - | 4.97 | 184,065 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,788 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 89,135 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,593 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 86,135 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 66,045 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 72,049 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,987 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,607 |
| History of Austria | 0 | - | 4.70 | 17,992 |
| Geography of the French Empire | 0 | - | 4.45 | 27,237 |
| The French Revolution | 0 | - | 4.47 | 24,169 |
| History of France | 0 | - | 4.61 | 57,747 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,580 |
| The Vikings! | 0 | - | 4.46 | 28,426 |
| The Portuguese Empire | 0 | - | 4.58 | 12,120 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,898 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,481 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,886 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,424 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,584 |
| People on Money - England | 0 | - | 4.29 | 20,437 |
| Name a Valid English City | 0 | - | 4.19 | 16,841 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,859 |
| Counties of Wales | 0 | - | 4.63 | 39,684 |
| Champions League Winners | 0 | - | 4.92 | 1,018,291 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,096 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,989 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,416 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,378 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,336 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,484 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 116,153 |
| Russia Country Quiz | 0 | - | 4.83 | 115,477 |
| Countries That Border Russia | 0 | - | 4.98 | 464,990 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,847 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,657 |
| Andorra Country Quiz | 0 | - | 4.91 | 32,000 |
| France Cities Map Quiz | 0 | - | 4.96 | 168,020 |
| Departments of France | 0 | - | 4.93 | 55,432 |
| Countries Bordering France | 0 | - | 4.83 | 405,418 |
| Germany Country Quiz | 0 | - | 4.82 | 159,101 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,264 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,298 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,460 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,259 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,785 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,644 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 187,067 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,287 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 132,529 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 533,148 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,742 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 124,296 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,793 |
| History of The Netherlands | 0 | - | 4.46 | 17,574 |
| Canary Islands | 0 | - | 4.62 | 17,550 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 30,173 |
| British Monopoly Board | 0 | - | 4.52 | 41,295 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 398,081 |
| Medieval English History | 0 | - | 4.53 | 43,693 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,408 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,837 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 66,076 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,308 |
| Countries that Border Poland | 0 | - | 4.99 | 173,371 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,363 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,363 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,120 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,097 |
| Moldova Country Quiz | 0 | - | 4.82 | 31,073 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,235 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,301 |
| Countries Bordering Austria | 0 | - | 4.97 | 119,068 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,240 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,579 |
| Geography of Germany | 0 | - | 4.36 | 17,436 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 99,202 |
| History of Germany | 0 | - | 4.39 | 53,006 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 653,151 |
| Name that Greek Letter | 0 | - | 4.93 | 325,351 |
| Counties of Ireland | 0 | - | 4.92 | 197,736 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,390 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,714 |
| History of Spain | 0 | - | 4.23 | 21,178 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,415 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 70,038 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,116 |
| English Inventions #1 | 0 | - | 3.15 | 23,608 |
| English Inventions #2 | 0 | - | 3.95 | 8,731 |
| British Geography Quiz #1 | 0 | - | 4.55 | 54,333 |
| Wonderwall Lyrics | 0 | - | 4.25 | 74,162 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 47,101 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 32,006 |
| Houses of British Monarchs | 0 | - | 4.54 | 66,037 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,360 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,109 |
| Councils of Scotland | 0 | - | 4.58 | 28,790 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,252 |
| San Marino Country Quiz | 0 | - | 4.72 | 29,155 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,950 |
| Top European Languages on a Map | 0 | - | 4.77 | 133,032 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 217,526 |
| History of Russia Quiz | 0 | - | 4.47 | 32,030 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,770 |
| Movies Set in France | 0 | - | 4.26 | 13,160 |
| French Inventions | 0 | - | 4.10 | 13,933 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,825 |
| History of Paris | 0 | - | 4.24 | 13,687 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,525 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,678 |
| The Trojan War | 0 | - | 4.83 | 40,098 |
