| Olympian Gods Quiz | 0 | - | 4.96 | 503,895 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,530 |
| Byzantine History | 0 | - | 4.91 | 29,030 |
| Byzantine Emperors | 0 | - | 4.93 | 14,615 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 439,944 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,612 |
| Roman Emperors | 0 | - | 4.95 | 121,265 |
| Ancient Greek Words | 0 | - | 4.93 | 112,523 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,880 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.27 | 104,032 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,979 |
| Figures from Greek Mythology | 0 | - | 4.91 | 188,942 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,472 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,792 |
| Roman History Vocabulary | 0 | - | 4.41 | 57,726 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,419 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,587 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,844 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 71,894 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,621 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 75,427 |
| Regions of Italy | 0 | - | 4.92 | 77,129 |
| Ancient Roman Trivia #2 | 0 | - | 4.61 | 44,318 |
| Geography of the Roman Empire | 0 | - | 4.55 | 52,219 |
| Roman Names for Places | 0 | - | 4.62 | 58,723 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,277 |
| History of Italy | 0 | - | 4.55 | 32,158 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,752 |
| Name the English Monarchs | 0 | - | 4.91 | 506,756 |
| Europe Map Quiz | 0 | - | 5.00 | 4,789,416 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,747 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 652,194 |
| Name that Greek Letter | 0 | - | 4.93 | 325,062 |
| Mythology A-Z | 0 | - | 4.31 | 37,406 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,275 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,432 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 61,695 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,420 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,904 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,029 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,762 |
| The Trojan War | 0 | - | 4.83 | 40,004 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 113,016 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 127,627 |
| Countries Italy Declared War On | 0 | - | 4.70 | 45,387 |
| Countries that Beat Italy | 0 | - | 4.85 | 55,206 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,183 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,267 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,762 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,910 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,319 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,231 |
| The Only European Country ... | 0 | - | 4.91 | 219,175 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,602 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 112,982 |
| Roman to Greek God | 0 | - | 4.52 | 123,366 |
| Roman History by Picture | 0 | - | 4.46 | 26,596 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 108,844 |
| Name Every Beatles Song | 0 | - | 4.97 | 238,415 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,840 |
| People Buried at Westminster Abbey | 0 | - | 4.67 | 14,334 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 61,104 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,255 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 69,089 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,258,920 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,077 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,611 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,123 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,931 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,807 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,849 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,001 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,233 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,817 |
| Slavic Countries | 0 | - | 4.96 | 112,411 |
| History of Russia Quiz | 0 | - | 4.47 | 32,009 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,627 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 88,057 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.81 | 76,167 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,829 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,430 |
| Counties of England | 0 | - | 4.97 | 803,247 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,105 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,653 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 361,915 |
| Champions League Winners | 0 | - | 4.92 | 1,016,587 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,016 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,949 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,844 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,868 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,573 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,649 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,506 |
| Monarchies of Europe | 0 | - | 4.90 | 98,910 |
| European Countries with One Border | 0 | - | 4.97 | 183,858 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,578 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,983 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,989 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,930 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,006 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,787 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,939 |
| Russia Country Quiz | 0 | - | 4.83 | 115,343 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,604 |
| Countries That Border Russia | 0 | - | 4.98 | 464,596 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,772 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,498 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,603 |
| History of Austria | 0 | - | 4.70 | 17,977 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,952 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,686 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,849 |
| Departments of France | 0 | - | 4.93 | 55,217 |
| Geography of the French Empire | 0 | - | 4.45 | 27,221 |
| The French Revolution | 0 | - | 4.47 | 24,150 |
| Countries Bordering France | 0 | - | 4.83 | 405,010 |
| History of France | 0 | - | 4.61 | 57,648 |
| Germany Country Quiz | 0 | - | 4.82 | 158,885 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,845 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,113 |
| States of Germany | 0 | - | 4.95 | 154,616 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,562 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,719 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,941 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,247 |
| Geography of Ancient Greece | 0 | - | 4.69 | 32,051 |
| Italy Country Quiz | 0 | - | 4.77 | 124,088 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,085 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,168 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,822 |
| The Vikings! | 0 | - | 4.46 | 28,409 |
| The Portuguese Empire | 0 | - | 4.58 | 12,113 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,522 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,379 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,902 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,782 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,552 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,834 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,468 |
| Countries the UK Declared War On | 0 | - | 4.55 | 123,285 |
| Geography of the British Empire | 0 | - | 4.48 | 39,850 |
| Medieval English History | 0 | - | 4.53 | 43,662 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,843 |
| England or Wales? | 0 | - | 4.94 | 45,980 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 132,226 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,577 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,727,162 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,825 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,364 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,750 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,973 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,124 |
| Countries that Border Poland | 0 | - | 4.99 | 173,209 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,289 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,641 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,949 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,024 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,117 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,103 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,962 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,162 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,495 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,724 |
| French History Multiple Choice | 0 | - | 4.55 | 33,248 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,363 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,576 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 74,344 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,856 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.50 | 57,018 |
| Counties of Ireland | 0 | - | 4.92 | 197,397 |
| Italy A-Z | 0 | - | 4.49 | 58,775 |
| Italian History A-Z | 0 | - | 4.16 | 17,942 |
| History of The Netherlands | 0 | - | 4.46 | 17,556 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,177 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,899 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,316 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,172 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,368 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,112 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,458 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 379,720 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,978 |
| British History A-Z #1 | 0 | - | 4.45 | 47,278 |
| Houses of British Monarchs | 0 | - | 4.54 | 65,973 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,329 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,095 |
| British History Quiz for Dummies | 0 | - | 4.70 | 79,077 |
| The Life of Winston Churchill | 0 | - | 4.16 | 11,874 |
| Prime Ministers of the UK | 0 | - | 4.95 | 442,502 |
| World Capitals Closest to London | 0 | - | 4.88 | 111,086 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,323 |
| 2026–2027 Football League Teams | 0 | - | 4.94 | 407,149 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 428,613 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.75 | 12,344 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,723 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 122,593 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,696 |
| Russian History A-Z | 0 | - | 4.35 | 32,243 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,831 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,056 |
