| States of Germany Map Quiz | 0 | - | 4.91 | 132,925 |
| States of Germany | 0 | - | 4.95 | 152,785 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,124 |
| Germany Country Quiz | 0 | - | 4.83 | 157,960 |
| Counties of England | 0 | - | 4.97 | 797,601 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,086 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,550 |
| Regions of Italy | 0 | - | 4.92 | 76,011 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,260 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,093 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,273 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,051 |
| Europe Map Quiz | 0 | - | 5.00 | 4,765,708 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,620 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,713 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,866 |
| Departments of France | 0 | - | 4.93 | 54,234 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,430 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,485 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,135 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,562 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,990 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,747 |
| England or Wales? | 0 | - | 4.94 | 45,734 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,453 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,131 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,427 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,948 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,180 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,933 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,345 |
| Malta Country Quiz | 0 | - | 4.81 | 31,079 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,212 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,645 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,390 |
| The Only European Country ... | 0 | - | 4.91 | 216,908 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,295 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,544 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,082 |
| Animals of Australia | 0 | - | 4.52 | 42,340 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 68,381 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,245,553 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,384 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,748 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,270 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,930 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,224 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,756 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,187 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,379 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,273 |
| Slavic Countries | 0 | - | 4.96 | 111,734 |
| Regions of France | 0 | - | 4.72 | 120,942 |
| France Immigration by Country | 0 | - | 4.70 | 76,577 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,599 |
| History of Germany | 0 | - | 4.39 | 52,851 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,060 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,419 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,286 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,308 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,653 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,563 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,971 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,924 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,651 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,458 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,838 |
| Monarchies of Europe | 0 | - | 4.90 | 98,209 |
| European Countries with One Border | 0 | - | 4.97 | 182,896 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,683 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,713 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,515 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 82,493 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,816 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,125 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,981 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,544 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,958 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,349 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,770 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,815 |
| Champions League Winners | 0 | - | 4.92 | 1,007,654 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,518 |
| Countries That Border Russia | 0 | - | 4.98 | 461,974 |
| Austria Country Quiz | 0 | - | 4.57 | 59,786 |
| Belgium Country Quiz | 0 | - | 4.73 | 71,850 |
| France Country Quiz | 0 | - | 4.70 | 135,049 |
| Countries Bordering France | 0 | - | 4.83 | 402,766 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,864 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,324 |
| Greece Country Quiz | 0 | - | 4.74 | 66,316 |
| Italy Country Quiz | 0 | - | 4.80 | 123,471 |
| Luxembourg Country Quiz | 0 | - | 4.78 | 33,777 |
| Monaco Country Quiz | 0 | - | 4.47 | 41,529 |
| Netherlands Country Quiz | 0 | - | 4.53 | 80,569 |
| Nordic Cities Map Quiz | 0 | - | 4.77 | 90,486 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,159 |
| Portugal Country Quiz | 0 | - | 4.69 | 71,946 |
| Spain Country Quiz | 0 | - | 4.44 | 128,619 |
| Switzerland Country Quiz | 0 | - | 4.51 | 63,400 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,072 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,748 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,343 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,366 |
| Countries the UK Declared War On | 0 | - | 4.55 | 122,558 |
| Geography of the British Empire | 0 | - | 4.48 | 39,702 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,715 |
| Counties of Wales | 0 | - | 4.63 | 39,326 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,201 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,094 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,484 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,034 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,274 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,389 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,825 |
| Russia Country Quiz | 0 | - | 4.83 | 114,555 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,391 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,367 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,823 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,030 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,931 |
| History of The Netherlands | 0 | - | 4.46 | 17,446 |
| Canary Islands | 0 | - | 4.62 | 17,485 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,104 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,746 |
| British Spellings | 0 | - | 4.06 | 99,467 |
| British Groups of Things | 0 | - | 4.25 | 82,884 |
| British Acronyms | 0 | - | 4.40 | 45,813 |
| UK Immigration by Country | 0 | - | 4.94 | 140,993 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,044 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,932 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,276 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,743 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,850 |
| Geography of Scotland | 0 | - | 4.63 | 21,632 |
| Name the English Monarchs | 0 | - | 4.91 | 503,171 |
| Medieval English History | 0 | - | 4.53 | 43,541 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,531 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,235 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,872 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,662 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,132 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,518 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,159 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,313 |
| Countries that Border Poland | 0 | - | 4.99 | 172,361 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,893 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,103 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,278 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,890 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,838 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,473 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,800 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,367 |
| 20 Questions About France | 0 | - | 4.11 | 32,419 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,899 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,215 |
| French History Multiple Choice | 0 | - | 4.55 | 33,076 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,490 |
| Geography of Germany | 0 | - | 4.35 | 17,197 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,994 |
| Name that Greek Letter | 0 | - | 4.93 | 323,936 |
| Counties of Ireland | 0 | - | 4.92 | 195,523 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,903 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,150 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,117 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,710 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,028 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,970 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,798 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,758 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,169 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,174 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,982 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,711 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,890 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 401,778 |
| Councils of Scotland | 0 | - | 4.58 | 28,517 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,097 |
| San Marino Country Quiz | 0 | - | 4.73 | 29,001 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,489 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,360 |
| European Cities Beginning with B - Click Map | 0 | - | 4.78 | 78,247 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,167 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,889 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,899 |
| History of Russia Quiz | 0 | - | 4.47 | 31,936 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,906 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,450 |
| Movies Set in France | 0 | - | 4.26 | 13,124 |
| French Inventions | 0 | - | 4.08 | 13,900 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,259 |
| History of Paris | 0 | - | 4.24 | 13,655 |
| Most Popular Baby Boy Names in Germany | 0 | - | 4.34 | 67,076 |
| Germany A-Z | 0 | - | 4.56 | 62,640 |
| The Trojan War | 0 | - | 4.83 | 39,754 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,972 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,160 |
| History of Italy | 0 | - | 4.55 | 32,006 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,114 |
