| Figures from Greek Mythology | 0 | - | 4.91 | 186,944 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 437,093 |
| Olympian Gods Quiz | 0 | - | 4.96 | 500,804 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,392 |
| Name that Greek Letter | 0 | - | 4.93 | 323,443 |
| The Trojan War | 0 | - | 4.83 | 39,724 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,836 |
| Roman to Greek God | 0 | - | 4.52 | 122,813 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,963 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,006 |
| Ancient Greek Words | 0 | - | 4.93 | 111,595 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,130 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,698,451 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,236 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 81,765 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,666 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,996 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,878 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 87,765 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.50 | 56,629 |
| Name the English Monarchs | 0 | - | 4.91 | 502,614 |
| Europe Map Quiz | 0 | - | 5.00 | 4,762,784 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 144,614 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,525 |
| Roman Emperors | 0 | - | 4.95 | 120,037 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,152 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,111 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,854 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,277 |
| Prime Ministers of the UK | 0 | - | 4.95 | 438,935 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,176 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,490 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,993 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,913 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,659 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,658 |
| Ancient Rome - True or False? | 0 | - | 4.85 | 42,931 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,017 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,450 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,230 |
| The Only European Country ... | 0 | - | 4.91 | 216,605 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,119 |
| History of Russia Quiz | 0 | - | 4.47 | 31,917 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,175 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,469 |
| History of Italy | 0 | - | 4.55 | 31,973 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,659 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,235 |
| Arthurian Legend | 0 | - | 4.33 | 25,109 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,862 |
| Groups of Things - Harry Potter | 0 | - | 4.80 | 281,715 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,958 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 68,299 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,033 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,650 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,654 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,200 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,852 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,694 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,516 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,149 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,296 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,503 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,830 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,754 |
| Monarchies of Europe | 0 | - | 4.90 | 98,140 |
| European Countries with One Border | 0 | - | 4.97 | 182,771 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,572 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 78,544 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,279 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,185 |
| Slavic Countries | 0 | - | 4.96 | 111,653 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,136 |
| Countries That Border Russia | 0 | - | 4.98 | 461,722 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,893 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 101,931 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,426 |
| Countries Bordering France | 0 | - | 4.83 | 402,529 |
| History of France | 0 | - | 4.59 | 56,974 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,809 |
| States of Germany | 0 | - | 4.96 | 152,560 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,032 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,393 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,499 |
| Regions of Italy | 0 | - | 4.92 | 75,863 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,453 |
| Byzantine History | 0 | - | 4.91 | 28,867 |
| Byzantine Emperors | 0 | - | 4.92 | 14,090 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,147 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,932 |
| Real Madrid 2010s Starting XI | 0 | - | 4.89 | 67,440 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,203 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 93,995 |
| Counties of England | 0 | - | 4.97 | 796,667 |
| Shakespeare's Plays Quiz | 0 | - | 4.37 | 388,044 |
| Shakespeare Quotes | 0 | - | 4.43 | 71,404 |
| Lord of the Rings Characters | 0 | - | 4.54 | 113,312 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,350 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,467 |
| Geography of the British Empire | 0 | - | 4.48 | 39,671 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,934 |
| Champions League Winners | 0 | - | 4.92 | 1,006,658 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,859 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,596 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,939 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,792 |
| Did You Even Watch - The Crown? | 0 | - | 4.34 | 11,231 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,111 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,996 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,105 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,383 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,442 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,243 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,808 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,119 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,052 |
| Random Point on Land to European Country | 0 | - | 4.94 | 77,162 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,987 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,708 |
| Countries that Border Poland | 0 | - | 4.99 | 172,272 |
| Russia Country Quiz | 0 | - | 4.85 | 114,481 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,845 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,820 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,337 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,220 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,342 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,392 |
| History of Austria | 0 | - | 4.70 | 17,861 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,768 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,683 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,314 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,741 |
| Departments of France | 0 | - | 4.93 | 54,096 |
| Geography of the French Empire | 0 | - | 4.45 | 27,059 |
| The French Revolution | 0 | - | 4.47 | 23,929 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,870 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,177 |
| French History Multiple Choice | 0 | - | 4.55 | 33,038 |
| Germany Country Quiz | 0 | - | 4.83 | 157,840 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,319 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,675 |
| Mythology A-Z | 0 | - | 4.31 | 37,217 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.80 | 20,786 |
| Counties of Ireland | 0 | - | 4.92 | 195,259 |
| Italy Country Quiz | 0 | - | 4.80 | 123,396 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,360 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,037 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,862 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,327 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,035 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,545 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,743 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,925 |
| Roman Names for Places | 0 | - | 4.62 | 58,282 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.26 | 102,885 |
| History of The Netherlands | 0 | - | 4.46 | 17,433 |
| The Vikings! | 0 | - | 4.46 | 28,343 |
| The Portuguese Empire | 0 | - | 4.58 | 12,064 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,923 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,644 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,163 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,975 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,601 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,685 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,791 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,661 |
| Medieval English History | 0 | - | 4.53 | 43,507 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,143 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,959 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.41 | 51,745 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,651 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,837 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,699 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 401,356 |
| England or Wales? | 0 | - | 4.94 | 45,686 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,339 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,225 |
| Name a Valid Answer - British History | 0 | - | 4.57 | 15,156 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,566 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 426,439 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 108,726 |
| U.S. Presidents by Event | 0 | - | 4.58 | 34,485 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.61 | 93,799 |
| Presidential Middle Names | 0 | - | 4.41 | 60,246 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 381,567 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 53,336 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 94,595 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 34,986 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,432 |
| The American Revolution | 0 | - | 4.52 | 54,255 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,210 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,476 |
| Russian History A-Z | 0 | - | 4.38 | 31,712 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,785 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 94,998 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,393 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,872 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,803 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,197 |
| Kings of France Quiz | 0 | - | 4.20 | 32,744 |
