| English Monarchs Quiz | 0 | - | 4.92 | 483,501 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 623,950 |
| Countries Italy Declared War On | 0 | - | 4.74 | 42,256 |
| The Trojan War | 0 | - | 4.81 | 38,427 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.83 | 105,424 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 82,316 |
| Roman Emperors | 0 | - | 4.96 | 112,021 |
| Name that Greek Letter | 0 | - | 4.93 | 314,848 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 118,335 |
| Countries Bordering France | 0 | - | 4.87 | 379,751 |
| French Geography Quiz #1 | 0 | - | 4.88 | 33,682 |
| Countries that Visit France the Most | 0 | - | 4.84 | 43,772 |
| Countries Closest to Metropolitan France | 0 | - | 4.88 | 70,405 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 44,958 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 145,197 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 72,257 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.94 | 59,818 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 67,294 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 53,717 |
| Regions of France Map Quiz | 0 | - | 4.96 | 139,176 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.57 | 63,243 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 40,775 |
| Ancient Roman Trivia #2 | 0 | - | 4.56 | 37,861 |
| Geography of the Roman Empire | 0 | - | 4.56 | 50,907 |
| Roman Names for Places | 0 | - | 4.69 | 56,489 |
| Houses of British Monarchs | 0 | - | 4.52 | 64,198 |
| Departments of France | 0 | - | 4.91 | 47,849 |
| French History A-Z | 0 | - | 4.16 | 13,274 |
| Countries Bordering Germany | 0 | - | 4.99 | 360,210 |
| States of the German Confederation in 1848 | 0 | - | 4.88 | 30,162 |
| The Life of Julius Caesar | 0 | - | 4.48 | 33,370 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 53,842 |
| British History A-Z | 0 | - | 4.42 | 42,741 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 59,137 |
| British History Quiz for Dummies | 0 | - | 4.70 | 76,492 |
| Europe Map Quiz | 0 | - | 5.00 | 4,630,441 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 85,700 |
| Countries Bordering Austria | 0 | - | 4.97 | 115,741 |
| History of France Quiz | 0 | - | 4.56 | 42,207 |
| Countries With the Most German Speakers | 0 | - | 4.90 | 85,868 |
| Countries Bordering Italy | 0 | - | 4.94 | 98,919 |
| Countries Closest to Italy | 0 | - | 4.97 | 192,181 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 57,865 |
| Countries Closest to Spain | 0 | - | 4.96 | 220,379 |
| Countries of Iberia in History with a Map | 0 | - | 4.89 | 39,334 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 82,969 |
| Counties of the UK and Ireland | 0 | - | 4.97 | 122,971 |
| Prime Ministers of the UK | 0 | - | 4.96 | 421,887 |
| World Capitals Closest to London | 0 | - | 4.89 | 99,101 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 93,713 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 385,566 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 415,898 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.70 | 57,080 |
| Geography of the French Empire | 0 | - | 4.51 | 26,470 |
| The French Revolution | 0 | - | 4.46 | 23,158 |
| Countries that Beat Germany | 0 | - | 4.95 | 102,280 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 32,768 |
| The Life of Alexander the Great | 0 | - | 4.49 | 18,140 |
| Countries that Beat Italy | 0 | - | 4.85 | 52,216 |
| Seven Hills of Rome | 0 | - | 4.69 | 8,940 |
| Greenland Country Quiz | 0 | - | 4.83 | 35,227 |
| Countries Closest to Iceland | 0 | - | 4.88 | 70,051 |
| Countries that Beat Portugal | 0 | - | 4.86 | 56,777 |
| Countries that Beat Spain | 0 | - | 4.94 | 61,105 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 95,926 |
| Commonwealth of Nations Countries | 0 | - | 4.93 | 232,757 |
| English Royal Consorts | 0 | - | 4.37 | 36,573 |
| The Reign of Queen Elizabeth I | 0 | - | 4.52 | 31,091 |
| The Vietnam War | 0 | - | 4.43 | 34,653 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 222,904 |
| Countries in World War I | 0 | - | 4.88 | 222,440 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 356,033 |
| Neutral European Countries of WWII | 0 | - | 4.93 | 157,481 |
| Countries that Beat France | 0 | - | 4.51 | 73,437 |
| France True or False? | 0 | - | 4.42 | 39,254 |
| French History Multiple Choice | 0 | - | 4.55 | 32,265 |
| Olympian Gods Quiz | 0 | - | 4.96 | 475,976 |
| Ancient Greek Words | 0 | - | 4.92 | 107,374 |
| Countries that Beat Iceland | 0 | - | 4.81 | 41,053 |
| Geography of the Spanish Empire | 0 | - | 4.48 | 36,580 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 105,608 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,317 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,403 |
| The Reign of Queen Elizabeth II | 0 | - | 4.35 | 35,151 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 133,745 |
| Top 10 Oldest African Countries | 0 | - | 4.86 | 26,314 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 64,547 |
| Countries That Use the Euro | 0 | - | 4.97 | 93,628 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,160,500 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,291,865 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 108,264 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 187,903 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 147,272 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 208,701 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.84 | 41,360 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 84,460 |
| The Only European Country ... | 0 | - | 4.92 | 204,084 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 302,410 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 154,590 |
| European Countries NOT in NATO | 0 | - | 4.88 | 54,375 |
| Countries of Europe After World War II | 0 | - | 4.99 | 182,814 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 151,359 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 85,080 |
| Eastern Europe Map Quiz | 0 | - | 4.90 | 123,797 |
| Slavic Countries | 0 | - | 4.96 | 108,431 |
| French Geography Quiz #2 | 0 | - | 4.62 | 22,649 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 68,890 |
| Ancient Greece A-Z | 0 | - | 4.60 | 22,479 |
| Ancient Greek Inventions | 0 | - | 4.19 | 16,067 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 423,116 |
| Geography of the Dutch Empire | 0 | - | 4.68 | 33,930 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 76,507 |
| Arthurian Legend | 0 | - | 4.32 | 24,855 |
| Counties of England | 0 | - | 4.97 | 766,846 |
| Invasions of Great Britain | 0 | - | 4.51 | 58,555 |
| Members of the British Royal Family | 0 | - | 4.10 | 112,760 |
| The Reign of Henry VIII | 0 | - | 4.25 | 27,226 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.29 | 24,179 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.56 | 14,338 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 334,652 |
| Countries of the Japanese Empire | 0 | - | 4.96 | 102,659 |
| The American Revolution | 0 | - | 4.52 | 53,521 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 92,260 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 132,549 |
| Three Band Flags of Europe | 0 | - | 4.97 | 186,623 |
| Pixelated Europe Map | 0 | - | 4.88 | 118,415 |
| Monarchies of Europe | 0 | - | 4.89 | 94,813 |
| European Countries with One Border | 0 | - | 4.97 | 177,848 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 174,360 |
| European Geography By Letter - B #2 | 0 | - | 4.81 | 67,093 |
| Federal Subjects of Russia | 0 | - | 4.95 | 135,967 |
| Countries That Border Russia | 0 | - | 4.98 | 451,058 |
| Countries Formerly in Yugoslavia | 0 | - | 4.96 | 121,377 |
| France Country Quiz | 0 | - | 4.70 | 131,117 |
| French Inventions | 0 | - | 4.08 | 13,735 |
| Regions of France | 0 | - | 4.74 | 114,421 |
| France Immigration by Country | 0 | - | 4.73 | 74,430 |
| History of Paris | 0 | - | 4.24 | 13,482 |
| Kings of France Quiz | 0 | - | 4.20 | 32,002 |
| States of Germany Map Quiz | 0 | - | 4.91 | 128,502 |
| States of Germany | 0 | - | 4.95 | 142,815 |
| Germany Immigration by Country | 0 | - | 4.86 | 77,447 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 25,687 |
| German History A-Z | 0 | - | 4.21 | 14,154 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,174 |
| Figures from Greek Mythology | 0 | - | 4.90 | 178,248 |
| Counties of Ireland | 0 | - | 4.91 | 180,757 |
| Regions of Italy | 0 | - | 4.91 | 70,629 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 36,085 |
| Regions of Spain Quiz | 0 | - | 4.89 | 107,678 |
| Cantons of Switzerland | 0 | - | 4.97 | 47,156 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 90,888 |
| Wives of King Henry VIII | 0 | - | 4.55 | 52,708 |
| Countries the UK Declared War On | 0 | - | 4.61 | 119,799 |
| Geography of the British Empire | 0 | - | 4.51 | 38,891 |
| Animals in British History | 0 | - | 4.43 | 25,506 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,037 |
| Champions League Winners | 0 | - | 4.91 | 968,705 |
| Countries in World War II | 0 | - | 4.52 | 880,509 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 102,599 |
| African Countries with the Most Christians | 0 | - | 4.93 | 73,145 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 73,755 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 117,539 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,532,266 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 185,560 |
| Canadian Prime Ministers Quiz | 0 | - | 4.63 | 55,372 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 189,391 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 123,633 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 69,888 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 136,343 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 145,493 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 193,102 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 62,768 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 70,471 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 223,260 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 267,656 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 159,367 |
| Random Point on Land to European Country | 0 | - | 4.94 | 72,806 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 244,672 |
| Name a Valid European Country #2 | 0 | - | 4.93 | 94,754 |
| Countries that Border Poland | 0 | - | 4.99 | 168,130 |
| Russia Country Quiz | 0 | - | 4.84 | 111,105 |
| History of Russia Quiz | 0 | - | 4.49 | 31,425 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 80,839 |
| Countries With the Most Russian Speakers | 0 | - | 4.95 | 72,889 |
| Countries that Border Hungary | 0 | - | 4.98 | 102,110 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 34,111 |
| Countries Bordering Serbia | 0 | - | 4.96 | 89,628 |
| History of Austria | 0 | - | 4.69 | 17,396 |
| France Cities Map Quiz | 0 | - | 4.96 | 161,184 |
| Countries Two Borders Away From France | 0 | - | 4.40 | 26,983 |
| Famous French People by Picture | 0 | - | 3.69 | 27,446 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,050 |
| Germany Country Quiz | 0 | - | 4.81 | 152,725 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 122,226 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.42 | 23,051 |
| Famous Germans by Picture | 0 | - | 4.11 | 16,474 |
| Countries that Beat Greece | 0 | - | 4.52 | 47,485 |
| Ancient Greek Trivia | 0 | - | 4.61 | 65,902 |
| Italy Country Quiz | 0 | - | 4.81 | 118,941 |
