| Soviet Union Country Quiz | 0 | - | 4.90 | 80,597 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,423 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,235 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,029 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,230 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,782 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,161 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,439 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,393 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,891 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,670 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,043 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,440 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,694 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,209 |
| 2025–2026 English Premier League Teams | 0 | - | 4.85 | 857,401 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,151 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 94,834 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,469 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,311 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,726 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,142 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,162 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,532 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,746 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,553 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,624 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 354,130 |
| Champions League Winners | 0 | - | 4.92 | 1,003,617 |
| Europe Capital to Country | 0 | - | 4.99 | 249,526 |
| Cities in European History #1 | 0 | - | 4.63 | 133,779 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,554 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,085 |
| European Capitals by Map | 0 | - | 4.99 | 138,514 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,860 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,219 |
| European Coastal Capitals | 0 | - | 4.95 | 90,362 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,523 |
| Arms Exports - Russia | 0 | - | 4.48 | 25,119 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,340 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 144,265 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,020 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,003 |
| Countries "Ruled" by King Charles III | 0 | - | 4.77 | 82,708 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 400,225 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,716 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,599 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,141 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,425 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,032 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,308 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,687,540 |
| Every European Country Shape | 0 | - | 4.96 | 201,279 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,874 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,962 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,403 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,292 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,159 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,068 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,373 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,037 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,758 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,870 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 76,109 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,273 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,694 |
| Random European Capital to Country | 0 | - | 4.98 | 190,613 |
| Random European Country to Capital | 0 | - | 4.93 | 164,521 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,470 |
| 100 Biggest Soviet Cities in 1989 with a Map | 0 | - | 4.97 | 29,758 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,759 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,112 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,369 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,384 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,539 |
| Modern Day Countries of the Portuguese Empire on a Map | 0 | - | 4.56 | 51,603 |
| Official Cities in the UK | 0 | - | 4.89 | 282,987 |
| UK Immigration by Country | 0 | - | 4.94 | 140,663 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,433 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,008 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,746 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,918 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,976 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,894 |
| Prime Ministers of the UK | 0 | - | 4.95 | 437,758 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,994 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 130,065 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,552 |
| National Founders | 0 | - | 4.40 | 83,789 |
| Country by Photo of its Leader | 0 | - | 4.72 | 123,844 |
| Political Movements by Country | 0 | - | 4.46 | 72,461 |
| Lionel Messi Trivia | 0 | - | 4.24 | 56,691 |
| Soccer Teams David Beckham Played For | 0 | - | 3.91 | 73,836 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 140,546 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,828 |
| Hindu Countries | 0 | - | 4.86 | 49,997 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,414 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,238 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,653 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 425,809 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 381,063 |
| The John F. Kennedy Presidency | 0 | - | 4.47 | 43,667 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,303 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,822 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,704 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,465 |
| Random European Countries on a Map | 0 | - | 4.97 | 283,057 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,874 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 317,501 |
| Random European Flag to Country | 0 | - | 4.89 | 181,935 |
| Flags of Countries That Border Russia | 0 | - | 4.70 | 70,497 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,680 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,853 |
| All Countries that Once Bordered Germany | 0 | - | 4.34 | 74,854 |
| Countries of the German Empire | 0 | - | 4.51 | 37,862 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,764 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,761 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,115 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,091 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.92 | 37,673 |
| Scotland A-Z | 0 | - | 4.73 | 41,223 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,682 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,599 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 82,451 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,059 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,092 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,042 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 997,118 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,350 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.73 | 38,863 |
| British Football Team Logos | 0 | - | 4.04 | 68,253 |
| Football Clubs in London | 0 | - | 4.34 | 128,595 |
| Champions League Top 4 | 0 | - | 4.77 | 135,709 |
| Real Madrid 2010s Starting XI | 0 | - | 4.89 | 67,094 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,333 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,791 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 29,062 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.50 | 11,752 |
| The Jimmy Carter Presidency | 0 | - | 4.41 | 19,114 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 191,309 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,623 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,066 |
| Most Forested European Countries | 0 | - | 4.80 | 75,232 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,606 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 216,912 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,217 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,467 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,178 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,261 |
| British Monopoly Board - Map Quiz | 0 | - | 4.47 | 20,190 |
| British Places A-Z | 0 | - | 4.29 | 79,813 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.41 | 51,681 |
| Vatican City Country Quiz | 0 | - | 4.53 | 44,278 |
| Most-Visited Countries by Popes | 0 | - | 4.56 | 83,577 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,898 |
| Communist Countries in History | 0 | - | 4.63 | 494,856 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,897 |
| Countries by Sports in 60 Seconds | 0 | - | 4.91 | 144,407 |
| U.S. Cities with Teams from All Four Major Sports | 0 | - | 4.88 | 137,930 |
| NFL Football by Year, 2000–present | 0 | - | 4.26 | 28,017 |
| NFL Football Teams Quiz | 0 | - | 4.98 | 2,286,857 |
| NFL Football Team Logos | 0 | - | 4.91 | 626,149 |
| NCAA Football Cities | 0 | - | 4.31 | 64,721 |
| NCAA Football Teams | 0 | - | 4.96 | 386,710 |
| MLB Baseball Teams Quiz | 0 | - | 4.91 | 887,634 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,572,498 |
| NCAA Basketball Teams | 0 | - | 4.94 | 335,744 |
| NHL Hockey Teams Quiz | 0 | - | 4.90 | 649,707 |
| Olympic Host Countries | 0 | - | 4.98 | 200,325 |
| NHL Hockey Teams in Canada | 0 | - | 4.35 | 34,838 |
| NBA MVPs Quiz | 0 | - | 4.92 | 1,236,375 |
| All-NBA First Team Players | 0 | - | 4.83 | 539,840 |
| NBA Team Logos | 0 | - | 4.81 | 686,947 |
| Formula One World Champions | 0 | - | 4.96 | 389,087 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 307,858 |
| National Football Team Logos | 0 | - | 4.85 | 179,929 |
| FIFA World Cup Host Countries | 0 | - | 4.98 | 238,554 |
| All Teams to Ever Play a FIFA World Cup | 0 | - | 4.95 | 334,790 |
| FIFA World Cup Top 4 Positions | 0 | - | 4.96 | 460,051 |
| France World Cup Squad 2018 | 0 | - | 4.41 | 33,564 |
| England's Most Successful Football Clubs | 0 | - | 4.42 | 176,676 |
| English Cities With Multiple Football Teams | 0 | - | 4.46 | 70,559 |
| Teams that Beat England in Football | 0 | - | 4.73 | 81,217 |
| English Premier League 100 Goals Club | 0 | - | 4.42 | 240,974 |
| EPL Leading Scorer by Year | 0 | - | 4.46 | 167,351 |
| Premier League Relegated Teams | 0 | - | 4.80 | 126,127 |
| Countries of Premier League Players | 0 | - | 4.43 | 203,273 |
| English Premier League Champions | 0 | - | 4.46 | 194,313 |
| All EPL Teams Ever | 0 | - | 4.61 | 267,058 |
| FA Cup Winners | 0 | - | 4.42 | 149,977 |
| Champions League All-Time Table | 0 | - | 4.12 | 142,496 |
| Champions League Top Goal Scorers | 0 | - | 4.24 | 209,453 |
| AFL Teams | 0 | - | 4.40 | 40,255 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,386 |
| Modern Day Countries of the Mughal Empire on a Map | 0 | - | 4.42 | 33,536 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,698 |
| Countries of Africa | 0 | - | 5.00 | 2,529,598 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,166 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,487 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,586 |
