| Two Letter Roman Numerals | 0 | - | 4.97 | 55,824 |
| Olympian Gods Quiz | 0 | - | 4.96 | 498,216 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 435,020 |
| Byzantine History | 0 | - | 4.91 | 28,692 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.26 | 101,996 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,262 |
| Roman Emperors | 0 | - | 4.95 | 119,177 |
| Famous Ancient Romans | 0 | - | 4.69 | 85,244 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,203 |
| Figures from Greek Mythology | 0 | - | 4.91 | 185,773 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,731 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,521 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,493 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,817 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,918 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,462 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,336 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,432 |
| Ancient Greek Words | 0 | - | 4.93 | 111,066 |
| Regions of Italy | 0 | - | 4.92 | 75,139 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,616 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,775 |
| Roman Names for Places | 0 | - | 4.62 | 58,040 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,672,579 |
| Italy Country Quiz | 0 | - | 4.82 | 122,633 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,774 |
| History of Italy | 0 | - | 4.55 | 31,893 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,425 |
| Roman History by Picture | 0 | - | 4.46 | 26,390 |
| Name the English Monarchs | 0 | - | 4.92 | 499,937 |
| Europe Map Quiz | 0 | - | 5.00 | 4,744,493 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,384 |
| Name that Greek Letter | 0 | - | 4.93 | 322,474 |
| Mythology A-Z | 0 | - | 4.31 | 37,094 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,625 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,854 |
| Prime Ministers of the UK | 0 | - | 4.96 | 436,459 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,428 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,287 |
| The Trojan War | 0 | - | 4.83 | 39,550 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,112 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,007 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,128 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,111 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,015 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,134 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 492,141 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,837 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,138 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,238 |
| The Only European Country ... | 0 | - | 4.91 | 215,010 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,245 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.80 | 20,716 |
| Roman to Greek God | 0 | - | 4.52 | 122,465 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,582 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 107,925 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.91 | 37,313 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,961 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,099 |
| People Buried at Westminster Abbey | 0 | - | 4.67 | 14,219 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,233,937 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,173 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,104 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,673 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,296 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,737 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,200 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,327 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,613 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,849 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,691 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,502 |
| Slavic Countries | 0 | - | 4.96 | 111,206 |
| History of Russia Quiz | 0 | - | 4.49 | 31,837 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,083 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 87,311 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,554 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,087 |
| Counties of England | 0 | - | 4.97 | 792,207 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,703 |
| Lord of the Rings Decoder | 0 | - | 4.59 | 42,359 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,577 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,333 |
| Champions League Winners | 0 | - | 4.92 | 1,000,365 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,030 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,277 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,146 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,779 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,603 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,601 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,454 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,314 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,873 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,450 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,210 |
| Monarchies of Europe | 0 | - | 4.90 | 97,669 |
| European Countries with One Border | 0 | - | 4.97 | 182,076 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,941 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,657 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,644 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,658 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,001 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,515 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,837 |
| Russia Country Quiz | 0 | - | 4.85 | 114,010 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,138 |
| Countries That Border Russia | 0 | - | 4.98 | 460,223 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,065 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,505 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,180 |
| History of Austria | 0 | - | 4.70 | 17,794 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,705 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,656 |
| Departments of France | 0 | - | 4.93 | 53,252 |
| Geography of the French Empire | 0 | - | 4.45 | 26,991 |
| The French Revolution | 0 | - | 4.46 | 23,857 |
| Countries Bordering France | 0 | - | 4.83 | 401,009 |
| History of France | 0 | - | 4.59 | 56,572 |
| Germany Country Quiz | 0 | - | 4.82 | 157,131 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,109 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,514 |
| States of Germany | 0 | - | 4.96 | 150,993 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,422 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,329 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,930 |
| Countries of the German Empire | 0 | - | 4.51 | 37,778 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,863 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,833 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,409 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,066 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,084 |
| The Vikings! | 0 | - | 4.46 | 28,282 |
| The Portuguese Empire | 0 | - | 4.58 | 12,027 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,371 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,118 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,007 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,695 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,307 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,794 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,258 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,074 |
| Geography of the British Empire | 0 | - | 4.48 | 39,573 |
| Medieval English History | 0 | - | 4.53 | 43,390 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,657 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,612 |
| England or Wales? | 0 | - | 4.94 | 45,474 |
| Name the Popes Quiz | 0 | - | 4.47 | 137,539 |
| Countries of the Popes | 0 | - | 4.79 | 127,566 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,185 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,660 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,201 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,717 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,919 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,073 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,098 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,430 |
| Countries that Border Poland | 0 | - | 4.99 | 171,751 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,548 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,224 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,450 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,915 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,040 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,624 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,010 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,687 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,964 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,851 |
| French History Multiple Choice | 0 | - | 4.55 | 32,937 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,786 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,305 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,729 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,222 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,530 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.50 | 56,385 |
| Counties of Ireland | 0 | - | 4.92 | 193,949 |
| Italy A-Z | 0 | - | 4.49 | 57,985 |
| Italian History A-Z | 0 | - | 4.21 | 17,623 |
| History of The Netherlands | 0 | - | 4.46 | 17,353 |
| Countries Closest to Iceland | 0 | - | 4.89 | 73,126 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,938 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,076 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,180 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,641 |
| Arthurian Legend | 0 | - | 4.33 | 25,074 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,099 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,406 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.57 | 34,263 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 377,735 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,680 |
| British History A-Z #1 | 0 | - | 4.45 | 46,284 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,456 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,472 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,036 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,891 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,327 |
| People in Pictures with Queen Elizabeth II | 0 | - | 4.38 | 29,133 |
| The Life of Winston Churchill | 0 | - | 4.16 | 11,826 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,021 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,993 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 398,923 |
