| Figures from Greek Mythology | 0 | - | 4.91 | 184,878 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,429 |
| Olympian Gods Quiz | 0 | - | 4.96 | 495,827 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,726 |
| Name that Greek Letter | 0 | - | 4.94 | 321,599 |
| The Trojan War | 0 | - | 4.83 | 39,422 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,500 |
| Roman to Greek God | 0 | - | 4.52 | 122,185 |
| 101 Figures from Greek Mythology | 0 | - | 5.00 | 124,225 |
| Ancient Greek Words | 0 | - | 4.92 | 110,650 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,608 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,652,839 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,899 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,384 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,349 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,076 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 55,985 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,513 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 87,156 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.53 | 56,154 |
| Name the English Monarchs | 0 | - | 4.92 | 497,770 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,240 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 143,128 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,034 |
| Roman Emperors | 0 | - | 4.95 | 118,426 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,718 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 60,341 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,119 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,466 |
| Prime Ministers of the UK | 0 | - | 4.96 | 434,497 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,090 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,130 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,764 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,765 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 72,874 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,425 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,917 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,251 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,489 |
| The Only European Country ... | 0 | - | 4.91 | 213,740 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,473 |
| History of Russia Quiz | 0 | - | 4.49 | 31,787 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 72,423 |
| Famous Ancient Romans | 0 | - | 4.69 | 85,012 |
| History of Italy | 0 | - | 4.55 | 31,809 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,477 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,975 |
| Arthurian Legend | 0 | - | 4.33 | 25,049 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,379 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 280,071 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,433 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 67,415 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,987 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,312 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,486 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,680 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,259 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,024 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,254 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,334 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,449 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,812 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,765 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,800 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,770 |
| Monarchies of Europe | 0 | - | 4.90 | 97,290 |
| European Countries with One Border | 0 | - | 4.97 | 181,583 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,492 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,205 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,223 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,168 |
| Slavic Countries | 0 | - | 4.96 | 110,828 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,916 |
| Countries That Border Russia | 0 | - | 4.98 | 458,824 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,166 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 101,252 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,089 |
| Countries Bordering France | 0 | - | 4.83 | 398,678 |
| History of France | 0 | - | 4.59 | 55,990 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,664 |
| States of Germany | 0 | - | 4.96 | 149,978 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,993 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,959 |
| The Life of Alexander the Great | 0 | - | 4.49 | 18,420 |
| Regions of Italy | 0 | - | 4.92 | 74,674 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,305 |
| Byzantine History | 0 | - | 4.91 | 28,610 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,786 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,284 |
| Real Madrid 2010s Starting XI | 0 | - | 4.89 | 66,115 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,125 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,887 |
| Counties of England | 0 | - | 4.97 | 788,962 |
| Shakespeare's Plays Quiz | 0 | - | 4.38 | 385,650 |
| Shakespeare Quotes | 0 | - | 4.43 | 71,112 |
| Lord of the Rings Characters | 0 | - | 4.54 | 112,675 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,167 |
| Countries the UK Declared War On | 0 | - | 4.61 | 121,753 |
| Geography of the British Empire | 0 | - | 4.48 | 39,467 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,724 |
| Champions League Winners | 0 | - | 4.92 | 996,028 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,839 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,845 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,674 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,220 |
| Did You Even Watch - The Crown? | 0 | - | 4.34 | 11,169 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,219 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,095 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,781 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,828 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,778 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,445 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,148 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,110 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,942 |
| Random Point on Land to European Country | 0 | - | 4.93 | 76,037 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,650 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,197 |
| Countries that Border Poland | 0 | - | 4.99 | 171,312 |
| Russia Country Quiz | 0 | - | 4.85 | 113,618 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,362 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,376 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,831 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,676 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,024 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,719 |
| History of Austria | 0 | - | 4.70 | 17,743 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,507 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,752 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,146 |
| Departments of France | 0 | - | 4.93 | 52,769 |
| Geography of the French Empire | 0 | - | 4.48 | 26,923 |
| The French Revolution | 0 | - | 4.46 | 23,776 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,511 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,787 |
| French History Multiple Choice | 0 | - | 4.55 | 32,868 |
| Germany Country Quiz | 0 | - | 4.82 | 156,493 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,120 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,382 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,246 |
| Mythology A-Z | 0 | - | 4.31 | 36,990 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.80 | 20,665 |
| Counties of Ireland | 0 | - | 4.92 | 192,981 |
| Italy Country Quiz | 0 | - | 4.82 | 122,160 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,329 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,035 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,429 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,934 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,272 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,357 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,527 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,658 |
| Roman Names for Places | 0 | - | 4.62 | 57,862 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.26 | 101,436 |
| History of The Netherlands | 0 | - | 4.46 | 17,305 |
| The Vikings! | 0 | - | 4.45 | 28,244 |
| The Portuguese Empire | 0 | - | 4.54 | 11,987 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,935 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,611 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,018 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,245 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,219 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,552 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,289 |
| Medieval English History | 0 | - | 4.53 | 43,312 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,948 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,828 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,699 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,745 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,402 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 397,040 |
| England or Wales? | 0 | - | 4.94 | 45,306 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,433 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,208 |
| Name a Valid Answer - British History | 0 | - | 4.57 | 15,067 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 60,941 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 423,587 |
| U.S. Vice Presidents | 0 | - | 4.41 | 134,885 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 107,921 |
| U.S. Presidents by Event | 0 | - | 4.58 | 33,450 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.61 | 92,984 |
| Presidential Middle Names | 0 | - | 4.41 | 59,688 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 379,501 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 52,715 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 93,798 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 34,731 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,161 |
| The American Revolution | 0 | - | 4.52 | 54,049 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,089 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,434 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,863 |
| Soviet Leaders 1917–1991 | 0 | - | 4.43 | 94,411 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,888 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,602 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,532 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,378 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,578 |
| Kings of France Quiz | 0 | - | 4.20 | 32,549 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,665 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,755 |