| 10 Closest Megacities to London | 0 | - | 4.90 | 17,691 |
| Counties of England | 0 | - | 4.97 | 796,283 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,964 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,622 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,978 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,363 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,752 |
| States of Germany | 0 | - | 4.96 | 152,407 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,000 |
| Regions of Italy | 0 | - | 4.92 | 75,825 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,111 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,890 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,176 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,565 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,854 |
| Europe Map Quiz | 0 | - | 5.00 | 4,761,265 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,259 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,210 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,619 |
| Bridges of London | 0 | - | 4.17 | 10,101 |
| England or Wales? | 0 | - | 4.94 | 45,670 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,064 |
| American to British Word Translation | 0 | - | 4.14 | 138,995 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,886 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,314 |
| Name the English Monarchs | 0 | - | 4.91 | 502,392 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,344 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,435 |
| Geography of the British Empire | 0 | - | 4.48 | 39,665 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,607 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,806 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 401,127 |
| Malta Country Quiz | 0 | - | 4.81 | 31,043 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,922 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,351 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,156 |
| The Only European Country ... | 0 | - | 4.91 | 216,491 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,048 |
| British Spellings | 0 | - | 4.06 | 99,445 |
| British Groups of Things | 0 | - | 4.25 | 82,862 |
| British Acronyms | 0 | - | 4.40 | 45,791 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,034 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,157 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,509 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,760 |
| Geography of Scotland | 0 | - | 4.63 | 21,613 |
| History of Italy | 0 | - | 4.55 | 31,968 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,651 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,219 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,342 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 140,981 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,206 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,243,253 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,214 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,620 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,160 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,590 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,112 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,357 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,526 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,218 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,149 |
| Slavic Countries | 0 | - | 4.96 | 111,615 |
| Regions of France | 0 | - | 4.75 | 120,710 |
| France Immigration by Country | 0 | - | 4.70 | 76,488 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,336 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,986 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,328 |
| British to American Word Translation | 0 | - | 3.74 | 255,064 |
| British Foods by Description | 0 | - | 3.94 | 48,328 |
| British and American Word Differences | 0 | - | 2.63 | 46,877 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,438 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,588 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,268 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,092 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,643 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,745 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,145 |
| British Sport Trivia | 0 | - | 4.37 | 20,455 |
| Famous Welsh People | 0 | - | 4.29 | 11,469 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,657 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,809 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,463 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,227 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,700 |
| Monarchies of Europe | 0 | - | 4.90 | 98,099 |
| European Countries with One Border | 0 | - | 4.97 | 182,719 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,520 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 78,361 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,150 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 81,305 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,584 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,930 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,811 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,021 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,862 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,419 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,339 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,526 |
| People on Money - England | 0 | - | 4.29 | 16,610 |
| Name a Valid English City | 0 | - | 4.19 | 16,718 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,649 |
| Champions League Winners | 0 | - | 4.92 | 1,006,142 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,479 |
| Countries That Border Russia | 0 | - | 4.98 | 461,602 |
| History of Austria | 0 | - | 4.70 | 17,859 |
| Geography of the French Empire | 0 | - | 4.45 | 27,055 |
| The French Revolution | 0 | - | 4.46 | 23,927 |
| Countries Bordering France | 0 | - | 4.83 | 402,423 |
| History of France | 0 | - | 4.59 | 56,944 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,288 |
| The Vikings! | 0 | - | 4.46 | 28,341 |
| The Portuguese Empire | 0 | - | 4.58 | 12,062 |
| United Kingdom A-Z | 0 | - | 4.51 | 87,998 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,712 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 281,642 |
| Counties of Wales | 0 | - | 4.63 | 39,258 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,074 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,954 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,120 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,734 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,028 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,791 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,635 |
| Russia Country Quiz | 0 | - | 4.85 | 114,436 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,318 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,329 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,670 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,694 |
| Departments of France | 0 | - | 4.93 | 54,051 |
| Germany Country Quiz | 0 | - | 4.82 | 157,793 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,286 |
| Italy Country Quiz | 0 | - | 4.82 | 123,365 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,308 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,987 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,540 |
| History of The Netherlands | 0 | - | 4.46 | 17,429 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,895 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,606 |
| Canary Islands | 0 | - | 4.62 | 17,475 |
| Switzerland Immigration by Country | 0 | - | 4.68 | 29,689 |
| British Monopoly Board | 0 | - | 4.52 | 41,163 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 393,866 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,180 |
| Medieval English History | 0 | - | 4.53 | 43,500 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,260 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,335 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,094 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,654 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,363 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,871 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,421 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,005 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,241 |
| Countries that Border Poland | 0 | - | 4.99 | 172,232 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,825 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,703 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,193 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,859 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,791 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,367 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,761 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,292 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,855 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,158 |
| French History Multiple Choice | 0 | - | 4.55 | 33,029 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,472 |
| Geography of Germany | 0 | - | 4.35 | 17,182 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,561 |
| History of Germany | 0 | - | 4.39 | 52,810 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,121 |
| Name that Greek Letter | 0 | - | 4.93 | 323,363 |
| Counties of Ireland | 0 | - | 4.92 | 195,131 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,845 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,984 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,079 |
| History of Spain | 0 | - | 4.23 | 21,084 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,902 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,244 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,671 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,018 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,338 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,749 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,893 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,784 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,645 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,136 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,952 |
| Councils of Scotland | 0 | - | 4.58 | 28,472 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,067 |
| San Marino Country Quiz | 0 | - | 4.73 | 28,977 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,126 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,125 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,030 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,110 |
| History of Russia Quiz | 0 | - | 4.47 | 31,913 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,735 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,372 |
| Movies Set in France | 0 | - | 4.26 | 13,118 |
| French Inventions | 0 | - | 4.08 | 13,897 |
