| English Monarchs Quiz | 0 | - | 4.92 | 489,131 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 631,283 |
| Name that Greek Letter | 0 | - | 4.94 | 318,368 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,574 |
| The Trojan War | 0 | - | 4.82 | 38,848 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.83 | 108,001 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 82,988 |
| Roman Emperors | 0 | - | 4.96 | 115,054 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 120,870 |
| Countries Bordering France | 0 | - | 4.87 | 382,631 |
| French Geography Quiz #1 | 0 | - | 4.88 | 34,095 |
| Countries that Visit France the Most | 0 | - | 4.84 | 44,773 |
| Countries Closest to Metropolitan France | 0 | - | 4.88 | 70,979 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 45,707 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 146,692 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 73,657 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 61,333 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 68,534 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 54,714 |
| Regions of France Map Quiz | 0 | - | 4.96 | 140,845 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 71,374 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,063 |
| Ancient Roman Trivia #2 | 0 | - | 4.56 | 38,095 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,214 |
| Roman Names for Places | 0 | - | 4.62 | 57,053 |
| Houses of British Monarchs | 0 | - | 4.52 | 64,658 |
| Departments of France | 0 | - | 4.92 | 49,914 |
| French History A-Z | 0 | - | 4.20 | 17,238 |
| Countries Bordering Germany | 0 | - | 4.99 | 362,752 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 30,668 |
| The Life of Julius Caesar | 0 | - | 4.48 | 33,544 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 54,546 |
| British History A-Z #1 | 0 | - | 4.44 | 44,305 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 59,659 |
| British History Quiz for Dummies | 0 | - | 4.70 | 77,202 |
| Europe Map Quiz | 0 | - | 5.00 | 4,677,224 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 87,006 |
| Countries Bordering Austria | 0 | - | 4.97 | 116,435 |
| History of France Quiz | 0 | - | 4.56 | 42,441 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 90,096 |
| Counties of Ireland | 0 | - | 4.90 | 183,713 |
| Countries Bordering Italy | 0 | - | 4.94 | 99,406 |
| Countries Closest to Italy | 0 | - | 4.97 | 193,955 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 59,164 |
| Countries Closest to Spain | 0 | - | 4.96 | 222,537 |
| Countries of Iberia in History with a Map | 0 | - | 4.90 | 40,086 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 84,200 |
| Counties of the UK and Ireland | 0 | - | 4.97 | 125,354 |
| Prime Ministers of the UK | 0 | - | 4.96 | 427,808 |
| World Capitals Closest to London | 0 | - | 4.89 | 99,788 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 94,602 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 390,770 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 420,011 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.70 | 57,542 |
| Geography of the French Empire | 0 | - | 4.51 | 26,599 |
| The French Revolution | 0 | - | 4.46 | 23,338 |
| Countries that Beat Germany | 0 | - | 4.95 | 103,627 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 33,522 |
| The Life of Alexander the Great | 0 | - | 4.49 | 18,267 |
| Countries that Beat Italy | 0 | - | 4.85 | 52,907 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,041 |
| Greenland Country Quiz | 0 | - | 4.82 | 35,616 |
| Countries Closest to Iceland | 0 | - | 4.88 | 71,494 |
| Countries that Beat Portugal | 0 | - | 4.86 | 57,594 |
| Countries that Beat Spain | 0 | - | 4.94 | 61,673 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 96,781 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 234,434 |
| English Royal Consorts | 0 | - | 4.37 | 36,835 |
| The Reign of Queen Elizabeth I | 0 | - | 4.52 | 31,287 |
| The Vietnam War | 0 | - | 4.43 | 34,935 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 224,707 |
| Countries in World War I | 0 | - | 4.88 | 224,038 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 359,023 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 158,834 |
| Countries that Beat France | 0 | - | 4.51 | 74,183 |
| France True or False? | 0 | - | 4.42 | 39,490 |
| French History Multiple Choice | 0 | - | 4.55 | 32,517 |
| German History A-Z | 0 | - | 4.48 | 23,007 |
| Olympian Gods Quiz | 0 | - | 4.96 | 479,777 |
| Ancient Greek Words | 0 | - | 4.92 | 108,754 |
| Countries that Beat Iceland | 0 | - | 4.81 | 41,583 |
| Geography of the Spanish Empire | 0 | - | 4.48 | 36,758 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 106,535 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,586 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,591 |
| The Reign of Queen Elizabeth II | 0 | - | 4.35 | 35,353 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 136,214 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 26,786 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 65,818 |
| Countries That Use the Euro | 0 | - | 4.96 | 99,344 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,194,779 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,304,265 |
| 10 Easternmost Countries in Europe | 0 | - | 4.88 | 110,567 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 189,658 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 148,438 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 212,605 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 85,421 |
| The Only European Country ... | 0 | - | 4.92 | 207,831 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 304,807 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 160,832 |
| European Countries NOT in NATO | 0 | - | 4.89 | 56,746 |
| Countries of Europe After World War II | 0 | - | 4.99 | 184,617 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 153,075 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 86,535 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 125,465 |
| Slavic Countries | 0 | - | 4.96 | 109,567 |
| French Geography Quiz #2 | 0 | - | 4.63 | 22,864 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 70,326 |
| Ancient Greece A-Z | 0 | - | 4.60 | 22,703 |
| Ancient Greek Inventions | 0 | - | 4.17 | 16,170 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 426,859 |
| Geography of the Dutch Empire | 0 | - | 4.69 | 34,169 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 76,719 |
| Arthurian Legend | 0 | - | 4.32 | 24,940 |
| Counties of England | 0 | - | 4.97 | 777,435 |
| Invasions of Great Britain | 0 | - | 4.51 | 58,901 |
| Members of the British Royal Family | 0 | - | 4.10 | 113,128 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,089 |
| The Reign of Henry VIII | 0 | - | 4.25 | 27,405 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.30 | 24,303 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,431 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 341,004 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,206 |
| The American Revolution | 0 | - | 4.52 | 53,748 |
| European Diaspora - Top 11 Countries | 0 | - | 4.89 | 93,818 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 134,256 |
| Three Band Flags of Europe | 0 | - | 4.97 | 188,994 |
| Pixelated Europe Map | 0 | - | 4.88 | 120,181 |
| Monarchies of Europe | 0 | - | 4.89 | 95,928 |
| European Countries with One Border | 0 | - | 4.97 | 179,321 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 176,063 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 74,440 |
| Federal Subjects of Russia | 0 | - | 4.95 | 139,514 |
| Countries That Border Russia | 0 | - | 4.98 | 454,128 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 122,645 |
| France Country Quiz | 0 | - | 4.73 | 132,335 |
| French Inventions | 0 | - | 4.08 | 13,788 |
| Regions of France | 0 | - | 4.74 | 116,374 |
| France Immigration by Country | 0 | - | 4.73 | 75,111 |
| History of Paris | 0 | - | 4.24 | 13,550 |
| Kings of France Quiz | 0 | - | 4.20 | 32,250 |
| States of Germany Map Quiz | 0 | - | 4.91 | 129,965 |
| States of Germany | 0 | - | 4.95 | 145,747 |
| Germany Immigration by Country | 0 | - | 4.84 | 78,701 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 26,289 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.80 | 20,439 |
| Figures from Greek Mythology | 0 | - | 4.90 | 180,431 |
| Regions of Italy | 0 | - | 4.92 | 72,411 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 42,448 |
| Regions of Spain Quiz | 0 | - | 4.90 | 109,854 |
| Cantons of Switzerland | 0 | - | 4.97 | 48,580 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 91,717 |
| Wives of King Henry VIII | 0 | - | 4.55 | 52,870 |
| Countries the UK Declared War On | 0 | - | 4.61 | 120,643 |
| Geography of the British Empire | 0 | - | 4.51 | 39,111 |
| Animals in British History | 0 | - | 4.43 | 25,668 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,148 |
| Champions League Winners | 0 | - | 4.92 | 980,910 |
| Countries in World War II | 0 | - | 4.52 | 890,551 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 104,229 |
| African Countries with the Most Christians | 0 | - | 4.94 | 73,891 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 74,400 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 118,348 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,589,998 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 187,060 |
| Canadian Prime Ministers Quiz | 0 | - | 4.63 | 56,119 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 190,972 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 124,728 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,279 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 136,988 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 146,688 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 194,890 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 63,689 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 71,214 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 226,375 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 270,362 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 162,104 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 249,872 |
| Name a Valid European Country #2 | 0 | - | 4.93 | 96,308 |
| Countries that Border Poland | 0 | - | 4.99 | 169,264 |
| Russia Country Quiz | 0 | - | 4.85 | 112,328 |
| History of Russia Quiz | 0 | - | 4.49 | 31,582 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 81,529 |
| Countries With the Most Russian Speakers | 0 | - | 4.96 | 94,103 |
| Croatia Country Quiz | 0 | - | 4.83 | 41,989 |
| Countries that Border Hungary | 0 | - | 4.98 | 102,755 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.85 | 34,493 |
| Countries Bordering Serbia | 0 | - | 4.96 | 90,474 |
| History of Austria | 0 | - | 4.70 | 17,524 |
| France Cities Map Quiz | 0 | - | 4.96 | 162,802 |
| Countries Two Borders Away From France | 0 | - | 4.41 | 27,142 |
| Famous French People by Picture | 0 | - | 3.69 | 27,635 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,339 |
| Germany Country Quiz | 0 | - | 4.82 | 154,443 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 123,411 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.42 | 23,188 |
| Famous Germans by Picture | 0 | - | 4.11 | 16,611 |
| Countries that Beat Greece | 0 | - | 4.52 | 47,944 |
| Ancient Greek Trivia | 0 | - | 4.61 | 66,273 |
| Italy Country Quiz | 0 | - | 4.81 | 120,349 |
