| Two Letter Roman Numerals | 0 | - | 4.97 | 56,036 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,992 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 436,526 |
| Byzantine History | 0 | - | 4.91 | 28,765 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.26 | 102,634 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,448 |
| Roman Emperors | 0 | - | 4.95 | 119,742 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,413 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,647 |
| Figures from Greek Mythology | 0 | - | 4.91 | 186,580 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,914 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,583 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,987 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 78,888 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,391 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,790 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,693 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,556 |
| Ancient Greek Words | 0 | - | 4.93 | 111,430 |
| Regions of Italy | 0 | - | 4.92 | 75,673 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,706 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,872 |
| Roman Names for Places | 0 | - | 4.62 | 58,216 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,691,048 |
| Italy Country Quiz | 0 | - | 4.82 | 123,271 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,186 |
| History of Italy | 0 | - | 4.55 | 31,950 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,528 |
| Roman History by Picture | 0 | - | 4.46 | 26,444 |
| Name the English Monarchs | 0 | - | 4.91 | 501,838 |
| Europe Map Quiz | 0 | - | 5.00 | 4,757,688 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,495 |
| Name that Greek Letter | 0 | - | 4.93 | 323,216 |
| Mythology A-Z | 0 | - | 4.31 | 37,190 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,783 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,828 |
| Prime Ministers of the UK | 0 | - | 4.95 | 438,195 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,714 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,430 |
| The Trojan War | 0 | - | 4.83 | 39,672 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,634 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,657 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,272 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,360 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,065 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,169 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,064 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,688 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,128 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,954 |
| The Only European Country ... | 0 | - | 4.91 | 216,184 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,876 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.80 | 20,763 |
| Roman to Greek God | 0 | - | 4.52 | 122,695 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,788 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,167 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.92 | 37,753 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,843 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,525 |
| People Buried at Westminster Abbey | 0 | - | 4.67 | 14,243 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,241,262 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,854 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,496 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,050 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,322 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,042 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,115 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,965 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,157 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,345 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,089 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,910 |
| Slavic Countries | 0 | - | 4.96 | 111,537 |
| History of Russia Quiz | 0 | - | 4.49 | 31,897 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,254 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 87,687 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,633 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,184 |
| Counties of England | 0 | - | 4.97 | 795,356 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,811 |
| Lord of the Rings Decoder | 0 | - | 4.59 | 42,574 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,602 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 354,960 |
| Champions League Winners | 0 | - | 4.92 | 1,004,917 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,195 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,681 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,508 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,896 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,999 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,855 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,731 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,335 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,046 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,583 |
| Monarchies of Europe | 0 | - | 4.90 | 98,007 |
| European Countries with One Border | 0 | - | 4.97 | 182,585 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,401 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,810 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,464 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,078 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,833 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,310 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,455 |
| Russia Country Quiz | 0 | - | 4.85 | 114,343 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,612 |
| Countries That Border Russia | 0 | - | 4.98 | 461,293 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,267 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,784 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,311 |
| History of Austria | 0 | - | 4.70 | 17,844 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,640 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,239 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,549 |
| Departments of France | 0 | - | 4.93 | 53,918 |
| Geography of the French Empire | 0 | - | 4.45 | 27,038 |
| The French Revolution | 0 | - | 4.46 | 23,916 |
| Countries Bordering France | 0 | - | 4.83 | 402,081 |
| History of France | 0 | - | 4.59 | 56,889 |
| Germany Country Quiz | 0 | - | 4.82 | 157,675 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,638 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,964 |
| States of Germany | 0 | - | 4.96 | 152,119 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,465 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,931 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,753 |
| Countries of the German Empire | 0 | - | 4.51 | 37,885 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,953 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,886 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,867 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,091 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,997 |
| The Vikings! | 0 | - | 4.46 | 28,331 |
| The Portuguese Empire | 0 | - | 4.58 | 12,054 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,784 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,744 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,469 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,096 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,902 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,343 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,316 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,358 |
| Geography of the British Empire | 0 | - | 4.48 | 39,638 |
| Medieval English History | 0 | - | 4.53 | 43,480 |
| Countries "Ruled" by King Charles III | 0 | - | 4.77 | 82,715 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,667 |
| England or Wales? | 0 | - | 4.94 | 45,627 |
| Name the Popes Quiz | 0 | - | 4.47 | 137,977 |
| Countries of the Popes | 0 | - | 4.79 | 127,961 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,014 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,094 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,477 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,600 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,067 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,311 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,374 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,880 |
| Countries that Border Poland | 0 | - | 4.99 | 172,127 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,759 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,510 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,424 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,130 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,302 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,736 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,225 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,810 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,117 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,096 |
| French History Multiple Choice | 0 | - | 4.55 | 33,010 |
| Countries that Beat Germany | 0 | - | 4.95 | 106,175 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,290 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,944 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,535 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,620 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.50 | 56,554 |
| Counties of Ireland | 0 | - | 4.92 | 194,876 |
| Italy A-Z | 0 | - | 4.49 | 58,207 |
| Italian History A-Z | 0 | - | 4.21 | 17,687 |
| History of The Netherlands | 0 | - | 4.46 | 17,418 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,446 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,197 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,134 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,747 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,818 |
| Arthurian Legend | 0 | - | 4.33 | 25,101 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,434 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,334 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.57 | 34,350 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 378,587 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,752 |
| British History A-Z #1 | 0 | - | 4.45 | 46,424 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,609 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,606 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,111 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,930 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,509 |
| People in Pictures with Queen Elizabeth II | 0 | - | 4.38 | 29,236 |
| The Life of Winston Churchill | 0 | - | 4.16 | 11,840 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,570 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,740 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 400,642 |
