| States of Germany Map Quiz | 0 | - | 4.91 | 131,680 |
| States of Germany | 0 | - | 4.96 | 150,046 |
| Germany Immigration by Country | 0 | - | 4.84 | 80,011 |
| Germany Country Quiz | 0 | - | 4.82 | 156,544 |
| Counties of England | 0 | - | 4.97 | 789,181 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,126 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,520 |
| Regions of Italy | 0 | - | 4.92 | 74,725 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,809 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,342 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,162 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,907 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,235 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,044 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,188 |
| Departments of France | 0 | - | 4.93 | 52,822 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,144 |
| Italy Country Quiz | 0 | - | 4.82 | 122,202 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,382 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,078 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,367 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,950 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,639 |
| England or Wales? | 0 | - | 4.94 | 45,317 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,199 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,395 |
| Movies Set in France | 0 | - | 4.26 | 13,073 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,322 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,493 |
| Malta Country Quiz | 0 | - | 4.81 | 30,827 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,980 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,301 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,551 |
| The Only European Country ... | 0 | - | 4.91 | 213,831 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,532 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,374 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,460 |
| Movies Set in London | 0 | - | 4.26 | 28,866 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,585 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,746 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,715 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,288 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,320 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,465 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,824 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,880 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,257 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,197 |
| Slavic Countries | 0 | - | 4.96 | 110,856 |
| Regions of France | 0 | - | 4.78 | 119,246 |
| France Immigration by Country | 0 | - | 4.72 | 75,963 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,309 |
| History of Germany | 0 | - | 4.39 | 52,614 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,464 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,825 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,045 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 101,958 |
| The UK for Americans - True or False | 0 | - | 4.46 | 58,386 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,912 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,331 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,041 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,393 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,852 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,807 |
| Monarchies of Europe | 0 | - | 4.90 | 97,309 |
| European Countries with One Border | 0 | - | 4.97 | 181,622 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,520 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,253 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,946 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,418 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,409 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,110 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,020 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,991 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,195 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 72,462 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,150 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,085 |
| Champions League Winners | 0 | - | 4.92 | 996,325 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,145 |
| Countries That Border Russia | 0 | - | 4.98 | 458,911 |
| Austria Country Quiz | 0 | - | 4.57 | 59,341 |
| Belgium Country Quiz | 0 | - | 4.70 | 71,233 |
| France Country Quiz | 0 | - | 4.70 | 133,826 |
| Countries Bordering France | 0 | - | 4.83 | 399,076 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,383 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,283 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 26,931 |
| Greece Country Quiz | 0 | - | 4.74 | 65,755 |
| Luxembourg Country Quiz | 0 | - | 4.77 | 33,482 |
| Monaco Country Quiz | 0 | - | 4.47 | 41,241 |
| Netherlands Country Quiz | 0 | - | 4.50 | 79,961 |
| Nordic Cities Map Quiz | 0 | - | 4.74 | 89,757 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,696 |
| Portugal Country Quiz | 0 | - | 4.69 | 71,336 |
| Spain Country Quiz | 0 | - | 4.45 | 127,608 |
| Switzerland Country Quiz | 0 | - | 4.51 | 62,938 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,218 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,565 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,173 |
| Name the James Bond Movies | 0 | - | 4.56 | 157,436 |
| James Bond Trivia | 0 | - | 4.46 | 39,142 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,174 |
| Countries the UK Declared War On | 0 | - | 4.61 | 121,775 |
| Geography of the British Empire | 0 | - | 4.48 | 39,472 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,405 |
| Counties of Wales | 0 | - | 4.63 | 38,903 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,242 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,118 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,531 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,203 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,164 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,776 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,249 |
| Russia Country Quiz | 0 | - | 4.85 | 113,629 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,850 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,036 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,625 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,775 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,771 |
| History of The Netherlands | 0 | - | 4.46 | 17,311 |
| Canary Islands | 0 | - | 4.61 | 17,402 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,856 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,151 |
| British Spellings | 0 | - | 4.07 | 99,204 |
| British Groups of Things | 0 | - | 4.25 | 82,669 |
| British Acronyms | 0 | - | 4.39 | 45,619 |
| UK Immigration by Country | 0 | - | 4.94 | 139,637 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,945 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,144 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.62 | 24,465 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,276 |
| Geography of Scotland | 0 | - | 4.63 | 21,479 |
| Name the English Monarchs | 0 | - | 4.92 | 497,883 |
| Medieval English History | 0 | - | 4.53 | 43,318 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,494 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,090 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,346 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,793 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,599 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,852 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,045 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,792 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,970 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,781 |
| Countries that Border Poland | 0 | - | 4.99 | 171,348 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,375 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,468 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,698 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,615 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,541 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,746 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,513 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,776 |
| 20 Questions About France | 0 | - | 4.11 | 32,338 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,533 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,805 |
| French History Multiple Choice | 0 | - | 4.55 | 32,879 |
| Geography of Germany | 0 | - | 4.35 | 17,086 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,885 |
| Name that Greek Letter | 0 | - | 4.94 | 321,656 |
| Counties of Ireland | 0 | - | 4.92 | 193,071 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,450 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,320 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,303 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,444 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,915 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,607 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,445 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,688 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,073 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,954 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,833 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,725 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,766 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 397,183 |
| Councils of Scotland | 0 | - | 4.58 | 28,191 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 26,872 |
| San Marino Country Quiz | 0 | - | 4.70 | 28,767 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,530 |
| European Cities Beginning with B - Click Map | 0 | - | 4.75 | 77,364 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,129 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,469 |
| History of Russia Quiz | 0 | - | 4.49 | 31,794 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,890 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,902 |
| French Inventions | 0 | - | 4.08 | 13,865 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,598 |
| History of Paris | 0 | - | 4.24 | 13,615 |
| Most Popular Baby Boy Names in Germany | 0 | - | 4.34 | 66,905 |
| Germany A-Z | 0 | - | 4.56 | 62,318 |
| The Trojan War | 0 | - | 4.83 | 39,428 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,535 |
| 101 Figures from Greek Mythology | 0 | - | 5.00 | 124,288 |
| History of Italy | 0 | - | 4.55 | 31,814 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,041 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,872 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,045 |
| Roman Emperors | 0 | - | 4.95 | 118,485 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,481 |
