| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,658 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,742 |
| British History A-Z #1 | 0 | - | 4.45 | 46,330 |
| Name the English Monarchs | 0 | - | 4.92 | 500,530 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 645,114 |
| Name that Greek Letter | 0 | - | 4.93 | 322,748 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 31,802 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,186 |
| Monarchies of Europe | 0 | - | 4.90 | 97,769 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,642 |
| Ancient Greek Words | 0 | - | 4.93 | 111,185 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,200 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,734 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,164 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,137 |
| European Geography By Letter - D | 0 | - | 4.50 | 107,025 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,484 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,388 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,060 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,836 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,467 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,655 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,824 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,707 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,584 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,078 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,265 |
| German History A-Z | 0 | - | 4.49 | 24,535 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,178 |
| Europe Map Quiz | 0 | - | 5.00 | 4,748,834 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,326 |
| Russian History A-Z | 0 | - | 4.38 | 31,466 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,094 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,472 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,815 |
| The Trojan War | 0 | - | 4.83 | 39,595 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,291 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,330 |
| Roman Emperors | 0 | - | 4.95 | 119,420 |
| Countries Closest to Iceland | 0 | - | 4.89 | 73,239 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,213 |
| Prime Ministers of the UK | 0 | - | 4.95 | 436,996 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 399,446 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,457 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,468 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,884 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,141 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,760 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,701 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,388 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,105 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,451 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,672 |
| European Geography A-Z | 0 | - | 4.29 | 49,133 |
| Olympian Gods Quiz | 0 | - | 4.96 | 498,782 |
| History of The Netherlands | 0 | - | 4.46 | 17,375 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 53,030 |
| Finland Country Quiz | 0 | - | 4.50 | 59,405 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,093 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,705 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,511 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 140,157 |
| India A-Z | 0 | - | 4.42 | 34,045 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,852 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,136 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,236,392 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,263 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,470 |
| The Only European Country ... | 0 | - | 4.91 | 215,423 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,473 |
| History of Russia Quiz | 0 | - | 4.49 | 31,859 |
| Germany A-Z | 0 | - | 4.56 | 62,489 |
| History of Italy | 0 | - | 4.55 | 31,911 |
| Italy A-Z | 0 | - | 4.49 | 58,065 |
| Italian History A-Z | 0 | - | 4.21 | 17,638 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,586 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,115 |
| Spanish History A-Z | 0 | - | 4.37 | 19,238 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,003 |
| Counties of England | 0 | - | 4.97 | 793,240 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,750 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,523 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,777 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 353,038 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,238 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,777 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,662 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,838 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,872 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,535 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,796 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,828 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,584 |
| Slavic Countries | 0 | - | 4.96 | 111,329 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,151 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,334 |
| Iceland... or Ireland? | 0 | - | 4.74 | 56,916 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 435,426 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,879 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,168 |
| British Geography A-Z | 0 | - | 4.41 | 19,476 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,484 |
| London A-Z | 0 | - | 4.10 | 40,717 |
| Champions League Winners | 0 | - | 4.92 | 1,001,669 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,973 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,533 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,275 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,738 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,207 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,860 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,637 |
| Countries that Start with A | 0 | - | 4.98 | 2,155,453 |
| Countries that Start with B | 0 | - | 4.95 | 2,287,581 |
| Countries that Start with C | 0 | - | 4.96 | 1,816,511 |
| Countries that Start with D | 0 | - | 4.96 | 705,769 |
| Countries that Start with E | 0 | - | 4.95 | 1,372,626 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,150 |
| Countries that Start with H | 0 | - | 4.96 | 601,468 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,362 |
| Countries that Start with J | 0 | - | 4.98 | 599,438 |
| Countries that Start with K | 0 | - | 4.97 | 812,597 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,834 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,857 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,641 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,007 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,189 |
| Countries that Start with U | 0 | - | 4.97 | 902,352 |
| Countries that Start with V | 0 | - | 4.98 | 607,499 |
| Countries that Start with F | 0 | - | 4.83 | 615,068 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,733 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,418 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,874 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,533 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,943 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,725 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,509 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,047 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,635 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,672 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,322 |
| European Countries with One Border | 0 | - | 4.97 | 182,241 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,097 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,866 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,147 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,046 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,451 |
| Russia Country Quiz | 0 | - | 4.85 | 114,110 |
| Russia A-Z | 0 | - | 4.46 | 27,204 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,652 |
| Countries That Border Russia | 0 | - | 4.98 | 460,570 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,143 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,586 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,223 |
| History of Austria | 0 | - | 4.70 | 17,815 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,929 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,151 |
| Departments of France | 0 | - | 4.93 | 53,453 |
| Geography of the French Empire | 0 | - | 4.45 | 27,008 |
| The French Revolution | 0 | - | 4.46 | 23,877 |
| Countries Bordering France | 0 | - | 4.83 | 401,379 |
| Kings of France Quiz | 0 | - | 4.20 | 32,639 |
| History of France | 0 | - | 4.59 | 56,677 |
| French History A-Z | 0 | - | 4.22 | 24,456 |
| Germany Country Quiz | 0 | - | 4.82 | 157,304 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,312 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,685 |
| States of Germany | 0 | - | 4.96 | 151,324 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,442 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,677 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,189 |
| Figures from Greek Mythology | 0 | - | 4.91 | 186,013 |
| Regions of Italy | 0 | - | 4.92 | 75,309 |
| Italy Country Quiz | 0 | - | 4.82 | 122,788 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,920 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,604 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,468 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,034 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 50,866 |
| Nordic Cities Map Quiz | 0 | - | 4.77 | 90,299 |
| The Vikings! | 0 | - | 4.46 | 28,300 |
| The Portuguese Empire | 0 | - | 4.58 | 12,035 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,514 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,327 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,144 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,796 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,405 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,978 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,279 |
| English Royal Consorts | 0 | - | 4.37 | 37,284 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,170 |
| Geography of the British Empire | 0 | - | 4.48 | 39,602 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,395 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,631 |
| England or Wales? | 0 | - | 4.94 | 45,518 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,407 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,722 |
| Monarchies of Asia | 0 | - | 4.97 | 70,876 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,438 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,144 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,690 |
