| Two Letter Roman Numerals | 0 | - | 4.98 | 48,753 |
| Olympian Gods Quiz | 0 | - | 4.96 | 457,545 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 399,954 |
| Byzantine History | 0 | - | 4.87 | 26,249 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.26 | 72,054 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 71,757 |
| Roman Emperors | 0 | - | 4.95 | 96,044 |
| Roman History Vocabulary | 0 | - | 4.43 | 55,134 |
| Famous Ancient Romans | 0 | - | 4.72 | 74,371 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 111,708 |
| Figures from Greek Mythology | 0 | - | 4.92 | 169,541 |
| Ancient Roman Trivia #2 | 0 | - | 4.55 | 35,414 |
| Geography of the Roman Empire | 0 | - | 4.55 | 48,540 |
| Roman Names for Places | 0 | - | 4.66 | 41,564 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 133,846 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 62,924 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.93 | 49,400 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 58,830 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 46,519 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.91 | 100,043 |
| Ancient Greek Words | 0 | - | 4.90 | 97,634 |
| Regions of Italy | 0 | - | 4.88 | 60,556 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,644 |
| The Life of Julius Caesar | 0 | - | 4.46 | 32,128 |
| Roman History by Picture | 0 | - | 4.44 | 24,576 |
| English Monarchs Quiz | 0 | - | 4.91 | 447,592 |
| Countries of the Popes | 0 | - | 4.85 | 109,269 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,174,856 |
| States of the German Confederation in 1848 | 0 | - | 4.83 | 26,571 |
| Italy Country Quiz | 0 | - | 4.81 | 109,090 |
| Regions of Italy Map Quiz | 0 | - | 4.95 | 133,869 |
| Prime Ministers of the UK | 0 | - | 4.95 | 381,624 |
| Europe Map Quiz | 0 | - | 5.00 | 4,297,812 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 584,892 |
| Mythology A-Z | 0 | - | 4.28 | 34,058 |
| Countries Bordering Italy | 0 | - | 4.92 | 78,814 |
| Countries Closest to Italy | 0 | - | 4.97 | 179,190 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.82 | 9,925 |
| Seven Hills of Rome | 0 | - | 4.68 | 8,543 |
| Ultimate Harry Potter Name Game | 0 | - | 4.95 | 463,901 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 386,696 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.71 | 53,875 |
| The Trojan War | 0 | - | 4.81 | 35,973 |
| Name that Greek Letter | 0 | - | 4.94 | 296,131 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.81 | 85,566 |
| History of Italy | 0 | - | 4.49 | 29,810 |
| Countries Italy Declared War On | 0 | - | 4.79 | 39,981 |
| Countries that Beat Italy | 0 | - | 4.88 | 45,420 |
| Biggest Roman Empire Countries | 0 | - | 4.88 | 82,095 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 99,990 |
| Beatles Songs Quiz | 0 | - | 4.95 | 208,080 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 274,038 |
| People Buried at Westminster Abbey | 0 | - | 4.67 | 13,292 |
| Countries That Use the Euro | 0 | - | 4.92 | 63,267 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 336,067 |
| 10 Easternmost Countries in Europe | 0 | - | 4.85 | 92,496 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,069 |
| The Only European Country ... | 0 | - | 4.94 | 178,848 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.78 | 18,893 |
| Roman to Greek God | 0 | - | 4.51 | 113,959 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 32,463 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 74,751 |
| Counties of England | 0 | - | 4.96 | 691,405 |
| Invasions of Great Britain | 0 | - | 4.49 | 55,637 |
| Lord of the Rings Decoder | 0 | - | 4.58 | 39,121 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.55 | 13,798 |
| Champions League Winners | 0 | - | 4.91 | 855,353 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 98,528 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,046,051 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,186,551 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 160,618 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 138,491 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 186,636 |
| European Landmarks Map Quiz | 0 | - | 4.98 | 77,050 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 285,648 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 116,242 |
| Countries of Europe After World War II | 0 | - | 4.98 | 171,026 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 139,731 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 74,853 |
| Eastern Europe Map Quiz | 0 | - | 4.89 | 115,796 |
| Slavic Countries | 0 | - | 4.96 | 100,640 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 21,918 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 82,342 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 31,869 |
| The Vikings! | 0 | - | 4.45 | 27,117 |
| The Portuguese Empire | 0 | - | 4.54 | 11,343 |
| Spain Cities Map Quiz | 0 | - | 4.86 | 86,335 |
| Regions of Spain Quiz | 0 | - | 4.85 | 95,131 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 169,421 |
| Cantons of Switzerland | 0 | - | 4.96 | 40,412 |
| Parts of the United Kingdom | 0 | - | 4.88 | 83,945 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 100,190 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.90 | 30,935 |
| Wives of King Henry VIII | 0 | - | 4.53 | 44,642 |
| Countries the UK Declared War On | 0 | - | 4.58 | 112,399 |
| Geography of the British Empire | 0 | - | 4.50 | 37,064 |
| Medieval English History | 0 | - | 4.52 | 40,819 |
| Countries "Ruled" by King Charles III | 0 | - | 4.79 | 80,737 |
| England or Wales? | 0 | - | 4.93 | 40,296 |
| Name the Popes Quiz | 0 | - | 4.46 | 121,095 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 271,101 |
| All Champions League Teams Ever | 0 | - | 4.89 | 104,701 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 84,678 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 93,696 |
| African Countries with the Most Christians | 0 | - | 4.92 | 67,434 |
| Top 10 Coldest European Countries | 0 | - | 4.95 | 180,885 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 115,627 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 83,945 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 120,968 |
| Three Band Flags of Europe | 0 | - | 4.97 | 161,226 |
| Pixelated Europe Map | 0 | - | 4.90 | 109,580 |
| Monarchies of Europe | 0 | - | 4.88 | 87,093 |
| European Countries with One Border | 0 | - | 4.96 | 150,657 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 144,563 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 201,122 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 247,286 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 143,053 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 189,299 |
| Name a Valid European Country #2 | 0 | - | 4.93 | 84,448 |
| Russia Country Quiz | 0 | - | 4.84 | 103,307 |
| History of Russia Quiz | 0 | - | 4.48 | 29,882 |
| Federal Subjects of Russia | 0 | - | 4.95 | 112,749 |
| Countries That Border Russia | 0 | - | 4.98 | 426,279 |
| Croatia Country Quiz | 0 | - | 4.81 | 37,324 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 102,160 |
| History of Austria | 0 | - | 4.68 | 16,405 |
| Regions of France Map Quiz | 0 | - | 4.96 | 127,552 |
| France Cities Map Quiz | 0 | - | 4.95 | 148,130 |
| Geography of the French Empire | 0 | - | 4.49 | 25,435 |
| The French Revolution | 0 | - | 4.45 | 21,938 |
| Countries Bordering France | 0 | - | 4.87 | 357,597 |
| History of France Quiz | 0 | - | 4.55 | 39,709 |
| Germany Country Quiz | 0 | - | 4.82 | 140,481 |
| States of Germany Map Quiz | 0 | - | 4.91 | 120,314 |
| Germany Cities Map Quiz | 0 | - | 4.84 | 106,116 |
| States of Germany | 0 | - | 4.93 | 123,956 |
| Germany Immigration by Country | 0 | - | 4.90 | 69,854 |
| Countries Bordering Germany | 0 | - | 4.99 | 340,919 |
| Countries of the German Empire | 0 | - | 4.50 | 33,717 |
| Ancient Greek Trivia | 0 | - | 4.55 | 63,433 |
| Counties of Ireland | 0 | - | 4.89 | 159,390 |
| History of Ireland Quiz | 0 | - | 4.44 | 18,928 |
| Italy Cities Map Quiz | 0 | - | 4.96 | 127,584 |
| Embarrassing Chapters in Italian History | 0 | - | 4.20 | 11,160 |
| History of The Netherlands | 0 | - | 4.42 | 15,779 |
| Greenland Country Quiz | 0 | - | 4.81 | 32,401 |
| Countries Closest to Iceland | 0 | - | 4.87 | 62,874 |
| Countries that Beat Portugal | 0 | - | 4.84 | 35,694 |
| Geography of the Spanish Empire | 0 | - | 4.48 | 35,243 |
| Countries Closest to Spain | 0 | - | 4.95 | 206,085 |
| Countries that Beat Spain | 0 | - | 4.95 | 55,889 |
| Arthurian Legend | 0 | - | 4.35 | 24,291 |
| The United States... or the United Kingdom? | 0 | - | 4.89 | 90,326 |
| Counties of the UK and Ireland | 0 | - | 4.97 | 104,268 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.57 | 31,996 |
| Basic Harry Potter Quiz | 0 | - | 4.55 | 361,421 |
| British History A-Z | 0 | - | 4.47 | 39,547 |
| Houses of British Monarchs | 0 | - | 4.50 | 52,146 |
| English First Names of the Middle Ages | 0 | - | 4.41 | 45,442 |
| British History Multiple Choice #1 | 0 | - | 4.47 | 51,572 |
| British History Quiz for Dummies | 0 | - | 4.54 | 61,674 |
| People in Pictures with Queen Elizabeth II | 0 | - | 4.33 | 25,437 |
| The Life of Winston Churchill | 0 | - | 4.10 | 11,343 |
| World Capitals Closest to London | 0 | - | 4.90 | 93,458 |
| 50 Busiest Air Routes from London | 0 | - | 4.89 | 86,062 |
| 2025 Football League Teams | 0 | - | 4.94 | 345,594 |
| Pope Facts | 0 | - | 4.41 | 27,234 |
| Biggest Trading Partners - Australia | 0 | - | 4.88 | 42,913 |
| Deadliest U.S. Wars | 0 | - | 4.83 | 158,240 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 66,184 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 128,275 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 56,428 |
| Category Elimination - European Countries #1 | 0 | - | 4.87 | 76,774 |
| Countries that Border Poland | 0 | - | 4.99 | 158,704 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.94 | 76,002 |
| Countries With the Most Russian Speakers | 0 | - | 4.95 | 56,332 |
| Countries that Border Hungary | 0 | - | 4.98 | 96,278 |
| Countries Bordering Serbia | 0 | - | 4.95 | 83,154 |
| Countries Bordering Austria | 0 | - | 4.97 | 110,095 |
| Countries that Visit France the Most | 0 | - | 4.84 | 39,959 |
| Countries Closest to Metropolitan France | 0 | - | 4.87 | 66,316 |
| Country Quiz on a Map - France | 0 | - | 4.97 | 39,120 |
| Countries that Beat Germany | 0 | - | 4.87 | 70,321 |
| Countries With the Most German Speakers | 0 | - | 4.88 | 52,187 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.55 | 55,963 |
| Ancient Greece - Multiple Choice | 0 | - | 4.53 | 38,684 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.51 | 50,979 |
| Italy A-Z | 0 | - | 4.43 | 40,615 |
| Italian History A-Z | 0 | - | 4.11 | 8,863 |
| Rome A-Z | 0 | - | 4.36 | 14,918 |
| History of Spain Quiz | 0 | - | 4.33 | 19,576 |
| Biggest Trading Partners - Spain | 0 | - | 4.90 | 50,315 |
| Biggest Trading Partners - UK | 0 | - | 4.86 | 57,079 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 177,400 |
| Shakespearean Characters | 0 | - | 4.39 | 35,867 |
| Shakespearean Phrases | 0 | - | 4.55 | 34,051 |
| Harry Potter: Voldemort's Horcruxes | 0 | - | 4.43 | 105,270 |
| Imagine Lyrics | 0 | - | 4.49 | 39,851 |
| Beatles Songs by Synonyms | 0 | - | 4.66 | 35,800 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 24,777 |
