| Prime Ministers of the UK | 0 | - | 4.95 | 440,140 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,550 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,007 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 648,989 |
| Name that Greek Letter | 0 | - | 4.93 | 324,199 |
| Monty Python Quotes | 0 | - | 4.89 | 42,512 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,709 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,687 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,531 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,854 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,791 |
| Ancient Greek Words | 0 | - | 4.93 | 111,926 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,016 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,134 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 28,907 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,828 |
| UK Immigration by Country | 0 | - | 4.94 | 141,179 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,204 |
| British History A-Z #1 | 0 | - | 4.45 | 46,586 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,819 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,709,068 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,028 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,963 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,392 |
| Prime Ministers of Australia | 0 | - | 4.50 | 32,013 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,651 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,203 |
| Countries "Ruled" by King Charles III | 0 | - | 4.77 | 82,781 |
| 2025–2026 English Premier League Teams | 0 | - | 4.85 | 862,087 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 427,104 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 382,353 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,644 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,512 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,283 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,425 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,726 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.35 | 62,280 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,757 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,766 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 192,639 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,489 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,670 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,746 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,877 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,770 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 83,527 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,124 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,342 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,153 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,820 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 80,866 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,867 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,204 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,841 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,567 |
| Official Cities in the UK | 0 | - | 4.89 | 284,566 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,218 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,203 |
| Name a James Bond Movie A-Z | 0 | - | 4.60 | 10,426 |
| Animals in British History | 0 | - | 4.43 | 26,044 |
| Scotland A-Z | 0 | - | 4.73 | 41,339 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,039 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,944 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,302 |
| German History A-Z | 0 | - | 4.49 | 24,665 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,427 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,123 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,282 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,202 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,408 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,428 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,384 |
| Most-Visited Countries by the British | 0 | - | 4.64 | 68,775 |
| British Monopoly Board - Map Quiz | 0 | - | 4.47 | 20,244 |
| British Places A-Z | 0 | - | 4.29 | 79,958 |
| Name the James Bond Movies | 0 | - | 4.56 | 158,758 |
| James Bond Trivia | 0 | - | 4.46 | 39,310 |
| Shakespeare's Plays Quiz | 0 | - | 4.37 | 388,762 |
| Name the English Monarchs | 0 | - | 4.91 | 504,056 |
| Scotland Trivia | 0 | - | 4.58 | 57,658 |
| Name the Popes Quiz | 0 | - | 4.47 | 138,443 |
| Countries of the Popes | 0 | - | 4.79 | 128,356 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,489 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,579 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,106 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,774 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,823 |
| Country by Photo of its Leader | 0 | - | 4.72 | 124,273 |
| Political Movements by Country | 0 | - | 4.46 | 72,624 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,716 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 29,107 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,557 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.50 | 11,831 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,157 |
| Every European Country Shape | 0 | - | 4.96 | 202,242 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,400 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,602 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,590 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,532 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,390 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,666 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,552 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,557 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,107 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,993 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,371 |
| Biggest Cities in Germany | 0 | - | 4.95 | 294,068 |
| Germany A-Z | 0 | - | 4.56 | 62,701 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,211 |
| The Trojan War | 0 | - | 4.83 | 39,803 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,270 |
| Ireland Country Quiz | 0 | - | 4.69 | 134,693 |
| Italy A-Z | 0 | - | 4.49 | 58,450 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,651 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,659 |
| Roman Emperors | 0 | - | 4.95 | 120,421 |
| Roman History by Picture | 0 | - | 4.46 | 26,501 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,314 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,755 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,223 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,071 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,525 |
| British Cultural Symbols | 0 | - | 4.27 | 63,348 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,749 |
| Countries that Beat the United Kingdom | 0 | - | 4.53 | 63,755 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 64,404 |
| Middle Earth Geography | 0 | - | 4.56 | 39,877 |
| Lord of the Rings Trivia | 0 | - | 4.53 | 81,587 |
| Members of the Fellowship of the Ring | 0 | - | 4.74 | 45,889 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,887 |
| People in Pictures with Queen Elizabeth II | 0 | - | 4.38 | 29,342 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 402,816 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,099 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,705 |
| Hindu Countries | 0 | - | 4.86 | 50,313 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,443 |
| National Founders | 0 | - | 4.40 | 83,887 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,406 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 108,942 |
| U.S. Presidents by Event | 0 | - | 4.58 | 34,736 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.61 | 94,016 |
| Presidential Middle Names | 0 | - | 4.41 | 60,420 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 53,458 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 94,673 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 35,056 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,488 |
| The American Revolution | 0 | - | 4.52 | 54,295 |
| Random European Flag to Country | 0 | - | 4.89 | 182,998 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,399 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,029 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,511 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 99,219 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,961 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 96,579 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,500 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,289 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,994 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,431 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,482 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,624 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,504 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 142,053 |
| Premier League Relegated Teams | 0 | - | 4.81 | 126,940 |
| The Wales Quiz | 0 | - | 4.47 | 29,204 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,909 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,296 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,223 |
| Flags of WW1 | 0 | - | 4.60 | 38,507 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,350 |
| U.S. Vice Presidents | 0 | - | 4.39 | 136,509 |
| U.S. Governors Who Ran For President | 0 | - | 4.47 | 20,281 |
| First Ladies of the United States | 0 | - | 4.28 | 85,750 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 26,251 |
| U.S. Presidents in Order by First Letter | 0 | - | 4.32 | 77,281 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 305,398 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.64 | 16,238 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 70,224 |
| Add a Letter - Make a U.S. President | 0 | - | 4.57 | 24,002 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,379 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,644 |
| Shortest U.S. Presidential Terms | 0 | - | 4.75 | 12,857 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,924 |
| Europe Map Quiz | 0 | - | 5.00 | 4,771,880 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,664 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,057 |
| Random European Countries on a Map | 0 | - | 4.97 | 284,310 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 319,381 |
| History of Russia Quiz | 0 | - | 4.47 | 31,956 |
| Arms Exports - Russia | 0 | - | 4.49 | 25,152 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,388 |
| All Countries that Once Bordered Germany | 0 | - | 4.34 | 75,020 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,693 |
| Countries that Beat Ireland | 0 | - | 4.40 | 34,364 |
| History of Italy | 0 | - | 4.55 | 32,058 |
| Italy by Picture | 0 | - | 4.41 | 30,989 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,242 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 438,100 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,723 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,300 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,959 |
