| States of Germany Map Quiz | 0 | - | 4.92 | 133,897 |
| States of Germany | 0 | - | 4.95 | 154,717 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,744 |
| Germany Country Quiz | 0 | - | 4.82 | 158,947 |
| Counties of England | 0 | - | 4.97 | 803,555 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,487 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,735 |
| Regions of Italy | 0 | - | 4.92 | 77,174 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,846 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,450 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,826 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,572 |
| Europe Map Quiz | 0 | - | 5.00 | 4,790,598 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,032 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,968 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,897 |
| Departments of France | 0 | - | 4.93 | 55,271 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,148 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,323 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,132 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,755 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,549 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,955 |
| England or Wales? | 0 | - | 4.94 | 45,994 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,136 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,383 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,773 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,869 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 61,732 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,453 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,943 |
| Malta Country Quiz | 0 | - | 4.81 | 31,247 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,018 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,403 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,324 |
| The Only European Country ... | 0 | - | 4.91 | 219,311 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,681 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,412 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,598 |
| Animals of Australia | 0 | - | 4.53 | 42,508 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 69,126 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,259,753 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,482 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,671 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,262 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,033 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,851 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,971 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,170 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,275 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,831 |
| Slavic Countries | 0 | - | 4.96 | 112,441 |
| Regions of France | 0 | - | 4.70 | 122,233 |
| France Immigration by Country | 0 | - | 4.70 | 76,969 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.40 | 82,807 |
| History of Germany | 0 | - | 4.39 | 52,988 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,535 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,846 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,423 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,886 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,829 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 362,148 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 33,261 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,047 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,913 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,637 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,706 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,550 |
| Monarchies of Europe | 0 | - | 4.90 | 98,957 |
| European Countries with One Border | 0 | - | 4.97 | 183,918 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,630 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,985 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,466 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,740 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,900 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 71,938 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,653 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,723 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,522 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 75,491 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,624 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,153 |
| Champions League Winners | 0 | - | 4.92 | 1,017,015 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,778 |
| Countries That Border Russia | 0 | - | 4.98 | 464,683 |
| Austria Country Quiz | 0 | - | 4.57 | 60,088 |
| Belgium Country Quiz | 0 | - | 4.72 | 72,298 |
| France Country Quiz | 0 | - | 4.70 | 135,726 |
| Countries Bordering France | 0 | - | 4.83 | 405,118 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,565 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,143 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,639 |
| Greece Country Quiz | 0 | - | 4.74 | 66,668 |
| Italy Country Quiz | 0 | - | 4.77 | 124,123 |
| Luxembourg Country Quiz | 0 | - | 4.78 | 33,965 |
| Monaco Country Quiz | 0 | - | 4.48 | 41,708 |
| Netherlands Country Quiz | 0 | - | 4.52 | 80,986 |
| Nordic Cities Map Quiz | 0 | - | 4.77 | 90,766 |
| Sweden Immigration by Country | 0 | - | 4.53 | 56,407 |
| Portugal Country Quiz | 0 | - | 4.69 | 72,362 |
| Spain Country Quiz | 0 | - | 4.44 | 129,321 |
| Switzerland Country Quiz | 0 | - | 4.52 | 63,675 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,401 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,872 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,469 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,478 |
| Countries the UK Declared War On | 0 | - | 4.55 | 123,317 |
| Geography of the British Empire | 0 | - | 4.48 | 39,858 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,847 |
| Counties of Wales | 0 | - | 4.63 | 39,656 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,988 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,875 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,083 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,091 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,075 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,970 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 116,001 |
| Russia Country Quiz | 0 | - | 4.83 | 115,378 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,794 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,610 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 39,010 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,258 |
| Geography of Ancient Greece | 0 | - | 4.69 | 32,057 |
| History of The Netherlands | 0 | - | 4.46 | 17,563 |
| Canary Islands | 0 | - | 4.62 | 17,544 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,013 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 30,105 |
| British Spellings | 0 | - | 4.06 | 99,616 |
| British Groups of Things | 0 | - | 4.26 | 83,032 |
| British Acronyms | 0 | - | 4.40 | 45,954 |
| UK Immigration by Country | 0 | - | 4.94 | 141,811 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,121 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,137 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,789 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,914 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 32,176 |
| Geography of Scotland | 0 | - | 4.63 | 21,752 |
| Name the English Monarchs | 0 | - | 4.91 | 506,972 |
| Medieval English History | 0 | - | 4.53 | 43,671 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 132,302 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.75 | 12,352 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,764 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,724 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 123,105 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 66,000 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,167 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,724 |
| Countries that Border Poland | 0 | - | 4.99 | 173,256 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,314 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,042 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,046 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,071 |
| Moldova Country Quiz | 0 | - | 4.82 | 31,045 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,143 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,110 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,986 |
| 20 Questions About France | 0 | - | 4.11 | 32,474 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,189 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,523 |
| French History Multiple Choice | 0 | - | 4.55 | 33,252 |
| Geography of Germany | 0 | - | 4.35 | 17,294 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 652,395 |
| Name that Greek Letter | 0 | - | 4.93 | 325,123 |
| Counties of Ireland | 0 | - | 4.92 | 197,468 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,306 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,503 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,242 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,995 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,095 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,515 |
| Wonderwall Lyrics | 0 | - | 4.25 | 74,119 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,831 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,247 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,339 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,099 |
| World Capitals Closest to London | 0 | - | 4.88 | 111,102 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,347 |
| 2026–2027 Football League Teams | 0 | - | 4.94 | 407,474 |
| Councils of Scotland | 0 | - | 4.58 | 28,755 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,234 |
| San Marino Country Quiz | 0 | - | 4.72 | 29,140 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,726 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,850 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,922 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 67,049 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 217,074 |
| History of Russia Quiz | 0 | - | 4.47 | 32,011 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,672 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,852 |
| Movies Set in France | 0 | - | 4.26 | 13,154 |
| French Inventions | 0 | - | 4.10 | 13,930 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,741 |
| History of Paris | 0 | - | 4.24 | 13,683 |
| Most Popular Baby Boy Names in Germany | 0 | - | 4.34 | 67,274 |
| Germany A-Z | 0 | - | 4.56 | 62,881 |
| The Trojan War | 0 | - | 4.83 | 40,020 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 113,070 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 127,703 |
| History of Italy | 0 | - | 4.55 | 32,165 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,170 |
