| Counties of England | 0 | - | 4.97 | 804,417 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,656 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,874 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,694 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,514 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,150 |
| Europe Map Quiz | 0 | - | 5.00 | 4,793,949 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,829 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,992 |
| States of Germany | 0 | - | 4.95 | 154,972 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,825 |
| Regions of Italy | 0 | - | 4.92 | 77,279 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,930 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,611 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,909 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,318 |
| Geography of Scotland | 0 | - | 4.63 | 21,827 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,480 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,969 |
| British Geography Quiz #2 | 0 | - | 4.30 | 28,258 |
| England or Wales? | 0 | - | 4.94 | 46,063 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,437 |
| American to British Word Translation | 0 | - | 4.14 | 139,845 |
| Languages of the United Kingdom | 0 | - | 4.14 | 41,094 |
| Name the English Monarchs | 0 | - | 4.91 | 507,474 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,499 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,492 |
| Countries the UK Declared War On | 0 | - | 4.55 | 123,393 |
| Geography of the British Empire | 0 | - | 4.48 | 39,882 |
| World Capitals Closest to London | 0 | - | 4.88 | 111,434 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,431 |
| Malta Country Quiz | 0 | - | 4.81 | 31,268 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,283 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,630 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,528 |
| The Only European Country ... | 0 | - | 4.91 | 219,650 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,865 |
| British Spellings | 0 | - | 4.06 | 99,632 |
| British Groups of Things | 0 | - | 4.26 | 83,044 |
| British Acronyms | 0 | - | 4.40 | 45,979 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,132 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,869 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 32,224 |
| 2026–2027 Football League Teams | 0 | - | 4.94 | 408,174 |
| History of Italy | 0 | - | 4.55 | 32,187 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,856 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,470 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,213 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,261,780 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,363 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,805 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,562 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,323 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,918 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,224 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,583 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,394 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,929 |
| Slavic Countries | 0 | - | 4.96 | 112,526 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,758 |
| British to American Word Translation | 0 | - | 3.74 | 255,403 |
| British Foods by Description | 0 | - | 3.94 | 48,416 |
| British and American Word Differences | 0 | - | 2.63 | 46,939 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,605 |
| British Geography Quiz #1 | 0 | - | 4.55 | 54,331 |
| 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 | 52,862 |
| British Sport Trivia | 0 | - | 4.39 | 20,554 |
| Top 4 in English Football, 1888–2026 | 0 | - | 4.92 | 143,863 |
| Famous Welsh People | 0 | - | 4.34 | 11,727 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 362,774 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.75 | 12,362 |
| Regions of France | 0 | - | 4.70 | 122,427 |
| France Immigration by Country | 0 | - | 4.70 | 77,018 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,595 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,944 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,983 |
| Name Every Beatles Song | 0 | - | 4.97 | 238,789 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 293,014 |
| Premier League Relegated Teams | 0 | - | 4.81 | 128,116 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,111 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,009 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,755 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,904 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.74 | 58,832 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,641 |
| Monarchies of Europe | 0 | - | 4.90 | 99,050 |
| European Countries with One Border | 0 | - | 4.97 | 184,050 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,771 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 89,104 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,582 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 86,118 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 66,035 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 72,038 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,969 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,596 |
| History of Austria | 0 | - | 4.70 | 17,992 |
| Geography of the French Empire | 0 | - | 4.45 | 27,236 |
| The French Revolution | 0 | - | 4.47 | 24,169 |
| History of France | 0 | - | 4.61 | 57,739 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,580 |
| The Vikings! | 0 | - | 4.46 | 28,425 |
| The Portuguese Empire | 0 | - | 4.58 | 12,118 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,887 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,473 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,885 |
| 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 | 20,216 |
| Name a Valid English City | 0 | - | 4.19 | 16,838 |
| British Geography A-Z | 0 | - | 4.42 | 19,634 |
| Scottish Clans | 0 | - | 4.70 | 21,478 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,857 |
| Counties of Wales | 0 | - | 4.63 | 39,684 |
| Champions League Winners | 0 | - | 4.92 | 1,018,206 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,088 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,976 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,390 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,364 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,309 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,455 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 116,146 |
| Russia Country Quiz | 0 | - | 4.83 | 115,467 |
| Countries That Border Russia | 0 | - | 4.98 | 464,967 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,843 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,651 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,996 |
| France Cities Map Quiz | 0 | - | 4.96 | 168,016 |
| Departments of France | 0 | - | 4.93 | 55,421 |
| Countries Bordering France | 0 | - | 4.83 | 405,400 |
| Germany Country Quiz | 0 | - | 4.82 | 159,090 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,251 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,284 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,452 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,250 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,785 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,639 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 187,057 |
| British Geography Quiz #3 | 0 | - | 4.56 | 31,112 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,284 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 132,509 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 533,121 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,742 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 124,207 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,791 |
| History of The Netherlands | 0 | - | 4.46 | 17,572 |
| Canary Islands | 0 | - | 4.62 | 17,550 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 30,168 |
| British Monopoly Board | 0 | - | 4.52 | 41,294 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 398,054 |
| 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 | 138,835 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 66,068 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,295 |
| Countries that Border Poland | 0 | - | 4.99 | 173,360 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,361 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,343 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,116 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,097 |
| Moldova Country Quiz | 0 | - | 4.82 | 31,069 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,230 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,293 |
| Countries Bordering Austria | 0 | - | 4.97 | 119,059 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,233 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,571 |
| Geography of Germany | 0 | - | 4.36 | 17,433 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 99,184 |
| History of Germany | 0 | - | 4.39 | 53,004 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 653,089 |
| Name that Greek Letter | 0 | - | 4.93 | 325,337 |
| Counties of Ireland | 0 | - | 4.92 | 197,721 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,382 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,689 |
| History of Spain | 0 | - | 4.23 | 21,178 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,399 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 70,033 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,115 |
| English Inventions #1 | 0 | - | 3.15 | 23,608 |
| English Inventions #2 | 0 | - | 3.95 | 8,730 |
| Oldest Cities in the United Kingdom | 0 | - | 4.39 | 23,843 |
| Wonderwall Lyrics | 0 | - | 4.25 | 74,157 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 47,099 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 32,006 |
| Houses of British Monarchs | 0 | - | 4.54 | 66,034 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,359 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,106 |
| Councils of Scotland | 0 | - | 4.58 | 28,789 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,249 |
| San Marino Country Quiz | 0 | - | 4.72 | 29,152 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,943 |
| Top European Languages on a Map | 0 | - | 4.77 | 133,029 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 217,500 |
| History of Russia Quiz | 0 | - | 4.47 | 32,029 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,766 |
| Movies Set in France | 0 | - | 4.26 | 13,159 |
| French Inventions | 0 | - | 4.10 | 13,933 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,820 |
