| Byzantine History | 0 | - | 4.91 | 28,924 |
| Olympian Gods Quiz | 0 | - | 4.96 | 502,056 |
| Figures from Greek Mythology | 0 | - | 4.91 | 187,823 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 438,203 |
| Roman to Greek God | 0 | - | 4.52 | 123,045 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,262 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 87,891 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,223 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,926 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,798 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 83,658 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,152 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,372 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,580 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,730 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,648 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.81 | 75,826 |
| Name the English Monarchs | 0 | - | 4.91 | 504,196 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,125 |
| Europe Map Quiz | 0 | - | 5.00 | 4,772,810 |
| The Trojan War | 0 | - | 4.83 | 39,812 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 649,204 |
| Name that Greek Letter | 0 | - | 4.93 | 324,237 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,306 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.50 | 56,777 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,041 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,681 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,397 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,667 |
| Roman Emperors | 0 | - | 4.95 | 120,447 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,698 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 70,134 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,763 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,673 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,274 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,598 |
| Ancient Greek Words | 0 | - | 4.93 | 111,961 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,037 |
| Roman History by Picture | 0 | - | 4.46 | 26,505 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,030 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,882 |
| Asia Map Quiz | 0 | - | 4.99 | 920,112 |
| Countries that Beat Egypt | 0 | - | 4.88 | 57,140 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,677 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,249,410 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,157 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,247 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,774 |
| The Only European Country ... | 0 | - | 4.91 | 217,539 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,680 |
| History of Russia Quiz | 0 | - | 4.47 | 31,958 |
| History of Italy | 0 | - | 4.55 | 32,064 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,297 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,730 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,310 |
| Counties of England | 0 | - | 4.97 | 799,316 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,972 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 358,424 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,251 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,368 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,061 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,384 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 97,995 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,975 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,486 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,077 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,509 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,904 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,394 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,774 |
| Least Forested Countries in Asia | 0 | - | 4.75 | 64,804 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,555 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,450 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,034 |
| Monarchies of Europe | 0 | - | 4.90 | 98,394 |
| European Countries with One Border | 0 | - | 4.97 | 183,170 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,956 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,167 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,625 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,457 |
| Slavic Countries | 0 | - | 4.96 | 111,938 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,151 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,139 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,908 |
| History of France | 0 | - | 4.61 | 57,307 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,262 |
| States of Germany | 0 | - | 4.95 | 153,341 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,314 |
| Regions of Italy | 0 | - | 4.92 | 76,316 |
| Italy Country Quiz | 0 | - | 4.77 | 123,650 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,467 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,482 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,442 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,195 |
| Shakespeare Quotes | 0 | - | 4.43 | 71,471 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,412 |
| Countries the UK Declared War On | 0 | - | 4.55 | 122,786 |
| Geography of the British Empire | 0 | - | 4.48 | 39,745 |
| Champions League Winners | 0 | - | 4.92 | 1,010,335 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,439 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,079 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,400 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,265 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,304 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,293 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,844 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,607 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,575 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,423 |
| Monarchies of Asia | 0 | - | 4.97 | 71,258 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,049 |
| Countries of the Middle East | 0 | - | 4.96 | 201,777 |
| Flags of the Middle East | 0 | - | 4.69 | 62,710 |
| Iran Country Quiz | 0 | - | 4.49 | 60,492 |
| Iraq Country Quiz | 0 | - | 4.43 | 41,010 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,710,093 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,290 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,392 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,300 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,201 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,535 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,665 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,074 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,492 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,764 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,443 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,490 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,123 |
| Countries that Border Poland | 0 | - | 4.99 | 172,653 |
| Russia Country Quiz | 0 | - | 4.83 | 114,742 |
| Countries That Border Russia | 0 | - | 4.98 | 462,953 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,002 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,640 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,507 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,456 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,426 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,692 |
| History of Austria | 0 | - | 4.70 | 17,914 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,883 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,794 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,687 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,219 |
| Departments of France | 0 | - | 4.93 | 54,530 |
| Geography of the French Empire | 0 | - | 4.45 | 27,161 |
| The French Revolution | 0 | - | 4.47 | 24,072 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,977 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,292 |
| Countries Bordering France | 0 | - | 4.83 | 403,673 |
| Germany Country Quiz | 0 | - | 4.83 | 158,242 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,672 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,796 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,466 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,088 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,952 |
| Mythology A-Z | 0 | - | 4.31 | 37,300 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,930 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,720 |
| Counties of Ireland | 0 | - | 4.92 | 196,157 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,437 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,622 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,798 |
| Geography of the Roman Empire | 0 | - | 4.56 | 52,001 |
| Roman Names for Places | 0 | - | 4.62 | 58,421 |
| The Vikings! | 0 | - | 4.46 | 28,372 |
| The Portuguese Empire | 0 | - | 4.58 | 12,086 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,141 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,280 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,234 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,417 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,056 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,368 |
| Shakespeare's Plays Quiz | 0 | - | 4.37 | 388,829 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 379,173 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,854 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,794 |
| Medieval English History | 0 | - | 4.53 | 43,579 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,219 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,007 |
| Prime Ministers of the UK | 0 | - | 4.95 | 440,278 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,823 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,034 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,762 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 402,929 |
| England or Wales? | 0 | - | 4.94 | 45,815 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 131,107 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,527 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,534 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,531 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,689 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,280 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,529 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,595 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,555 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,813 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 132,751 |
| Syria Country Quiz | 0 | - | 4.81 | 32,903 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,789 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,911 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,448 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,731 |
