| Two Letter Roman Numerals | 0 | - | 4.97 | 55,781 |
| Olympian Gods Quiz | 0 | - | 4.96 | 497,855 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 434,783 |
| Byzantine History | 0 | - | 4.91 | 28,677 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.26 | 101,922 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,224 |
| Roman Emperors | 0 | - | 4.95 | 119,036 |
| Famous Ancient Romans | 0 | - | 4.69 | 85,127 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,108 |
| Figures from Greek Mythology | 0 | - | 4.91 | 185,630 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,705 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,510 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,401 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,754 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,858 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,407 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,287 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,408 |
| Ancient Greek Words | 0 | - | 4.93 | 111,012 |
| Regions of Italy | 0 | - | 4.92 | 75,052 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,602 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,757 |
| Roman Names for Places | 0 | - | 4.62 | 58,013 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,669,700 |
| Italy Country Quiz | 0 | - | 4.82 | 122,577 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,733 |
| History of Italy | 0 | - | 4.55 | 31,877 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,418 |
| Roman History by Picture | 0 | - | 4.46 | 26,376 |
| Name the English Monarchs | 0 | - | 4.92 | 499,571 |
| Europe Map Quiz | 0 | - | 5.00 | 4,742,186 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 643,959 |
| Name that Greek Letter | 0 | - | 4.93 | 322,314 |
| Mythology A-Z | 0 | - | 4.31 | 37,080 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,601 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,787 |
| Prime Ministers of the UK | 0 | - | 4.96 | 436,188 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,210 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,266 |
| The Trojan War | 0 | - | 4.83 | 39,533 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,026 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 124,909 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,110 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,078 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,005 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,127 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 491,999 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,703 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,019 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,144 |
| The Only European Country ... | 0 | - | 4.91 | 214,836 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,133 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.80 | 20,708 |
| Roman to Greek God | 0 | - | 4.52 | 122,432 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,532 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,882 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.91 | 37,287 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,814 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,026 |
| People Buried at Westminster Abbey | 0 | - | 4.67 | 14,212 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,232,809 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,562 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,035 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,615 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,127 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,692 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,040 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,135 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,447 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,757 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,615 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,425 |
| Slavic Countries | 0 | - | 4.96 | 111,145 |
| History of Russia Quiz | 0 | - | 4.49 | 31,829 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,062 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 87,293 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,545 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,069 |
| Counties of England | 0 | - | 4.97 | 791,780 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,682 |
| Lord of the Rings Decoder | 0 | - | 4.59 | 42,336 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,573 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,021 |
| Champions League Winners | 0 | - | 4.92 | 999,772 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,994 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,215 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,089 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,764 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,574 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,528 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,405 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,262 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,784 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,351 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,141 |
| Monarchies of Europe | 0 | - | 4.90 | 97,603 |
| European Countries with One Border | 0 | - | 4.97 | 181,999 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,882 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,489 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,396 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,598 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,878 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,205 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,732 |
| Russia Country Quiz | 0 | - | 4.85 | 113,951 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,975 |
| Countries That Border Russia | 0 | - | 4.98 | 460,043 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,028 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,442 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,152 |
| History of Austria | 0 | - | 4.70 | 17,788 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,636 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,595 |
| Departments of France | 0 | - | 4.93 | 53,160 |
| Geography of the French Empire | 0 | - | 4.45 | 26,983 |
| The French Revolution | 0 | - | 4.46 | 23,848 |
| Countries Bordering France | 0 | - | 4.83 | 400,815 |
| History of France | 0 | - | 4.59 | 56,498 |
| Germany Country Quiz | 0 | - | 4.82 | 157,028 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,070 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,472 |
| States of Germany | 0 | - | 4.96 | 150,856 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,416 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,279 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,779 |
| Countries of the German Empire | 0 | - | 4.51 | 37,761 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,849 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,825 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,382 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,063 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,042 |
| The Vikings! | 0 | - | 4.46 | 28,276 |
| The Portuguese Empire | 0 | - | 4.58 | 12,019 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,325 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,999 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,947 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,637 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,263 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,711 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,254 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,035 |
| Geography of the British Empire | 0 | - | 4.48 | 39,563 |
| Medieval English History | 0 | - | 4.53 | 43,373 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,645 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,604 |
| England or Wales? | 0 | - | 4.94 | 45,452 |
| Name the Popes Quiz | 0 | - | 4.47 | 137,476 |
| Countries of the Popes | 0 | - | 4.79 | 127,519 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,073 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,596 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,158 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,644 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,893 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,043 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,058 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,359 |
| Countries that Border Poland | 0 | - | 4.99 | 171,694 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,523 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,181 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,306 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,888 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,996 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,607 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,973 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,668 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,944 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,803 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,737 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,158 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,677 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,167 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,518 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.50 | 56,331 |
| Counties of Ireland | 0 | - | 4.92 | 193,800 |
| Italy A-Z | 0 | - | 4.49 | 57,945 |
| Italian History A-Z | 0 | - | 4.21 | 17,615 |
| History of The Netherlands | 0 | - | 4.46 | 17,351 |
| Countries Closest to Iceland | 0 | - | 4.89 | 73,081 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,898 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,067 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,098 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,621 |
| Arthurian Legend | 0 | - | 4.33 | 25,068 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,045 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,280 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.57 | 34,252 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 377,638 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,666 |
| British History A-Z #1 | 0 | - | 4.45 | 46,262 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,422 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,454 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,026 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,882 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,291 |
| People in Pictures with Queen Elizabeth II | 0 | - | 4.38 | 29,124 |
| The Life of Winston Churchill | 0 | - | 4.16 | 11,824 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,992 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,961 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 398,636 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 424,669 |
