| Prime Ministers of the UK | 0 | - | 4.96 | 435,664 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 79,720 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,598 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 643,457 |
| Name that Greek Letter | 0 | - | 4.94 | 322,140 |
| Monty Python Quotes | 0 | - | 4.88 | 42,353 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,648 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,944 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 124,779 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,577 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,699 |
| Ancient Greek Words | 0 | - | 4.93 | 110,944 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,496 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,180 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 28,603 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,662 |
| UK Immigration by Country | 0 | - | 4.94 | 139,937 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,564 |
| British History A-Z #1 | 0 | - | 4.45 | 46,215 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,426 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,665,761 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,465 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,265 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,508 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,749 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,190 |
| Soviet Leaders 1917–1991 | 0 | - | 4.43 | 94,577 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,639 |
| 2025–2026 English Premier League Teams | 0 | - | 4.86 | 853,576 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 424,429 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 380,025 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 72,884 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,273 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,736 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,773 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,428 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.35 | 61,662 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,254 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,582 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 190,341 |
| Play-Doh Presidents | 0 | - | 5.00 | 81,817 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,990 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,038 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,629 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,263 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,680 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,724 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,339 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,225 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,064 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,360 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,681 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,663 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,713 |
| Famous Ancient Romans | 0 | - | 4.69 | 85,104 |
| Official Cities in the UK | 0 | - | 4.89 | 281,360 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,805 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,410 |
| Name a James Bond Movie A-Z | 0 | - | 4.60 | 10,301 |
| Animals in British History | 0 | - | 4.44 | 25,910 |
| Scotland A-Z | 0 | - | 4.73 | 41,102 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,779 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,133 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,026 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,574 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,801 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,607 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,809 |
| German History A-Z | 0 | - | 4.49 | 24,478 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,072 |
| The Life of Julius Caesar | 0 | - | 4.39 | 38,995 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,238 |
| Biggest British Empire Countries | 0 | - | 4.73 | 99,113 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,458 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,125 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,629 |
| Most-Visited Countries by the British | 0 | - | 4.63 | 68,227 |
| British Monopoly Board - Map Quiz | 0 | - | 4.47 | 20,157 |
| British Places A-Z | 0 | - | 4.29 | 79,685 |
| Name the James Bond Movies | 0 | - | 4.56 | 157,866 |
| James Bond Trivia | 0 | - | 4.46 | 39,193 |
| Shakespeare's Plays Quiz | 0 | - | 4.38 | 386,379 |
| Name the English Monarchs | 0 | - | 4.92 | 499,160 |
| Scotland Trivia | 0 | - | 4.58 | 57,461 |
| Name the Popes Quiz | 0 | - | 4.47 | 137,390 |
| Countries of the Popes | 0 | - | 4.79 | 127,440 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,509 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 115,871 |
| Country by Photo of its Leader | 0 | - | 4.74 | 123,476 |
| Political Movements by Country | 0 | - | 4.46 | 72,339 |
| Hindu Countries | 0 | - | 4.86 | 49,709 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,324 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,099 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 28,917 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,398 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.49 | 11,684 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,547 |
| Every European Country Shape | 0 | - | 4.96 | 200,560 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,061 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,295 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,230 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,271 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,231 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,714 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,379 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,344 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,973 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,031 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,735 |
| Biggest Cities in Germany | 0 | - | 4.95 | 291,921 |
| Germany A-Z | 0 | - | 4.56 | 62,400 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,606 |
| The Trojan War | 0 | - | 4.83 | 39,503 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,914 |
| Ireland Country Quiz | 0 | - | 4.69 | 134,063 |
| Italy A-Z | 0 | - | 4.49 | 57,892 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,497 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,179 |
| Roman Emperors | 0 | - | 4.95 | 118,839 |
| Roman History by Picture | 0 | - | 4.46 | 26,371 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 60,522 |
| Countries Closest to Iceland | 0 | - | 4.89 | 73,016 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,062 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,253 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,691 |
| British Cultural Symbols | 0 | - | 4.27 | 63,197 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,984 |
| Countries that Beat the United Kingdom | 0 | - | 4.53 | 63,371 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 63,734 |
| Middle Earth Geography | 0 | - | 4.56 | 39,585 |
| Lord of the Rings Trivia | 0 | - | 4.53 | 80,941 |
| Members of the Fellowship of the Ring | 0 | - | 4.74 | 45,595 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,726 |
| People in Pictures with Queen Elizabeth II | 0 | - | 4.38 | 29,104 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 398,251 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,017 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,597 |
| National Founders | 0 | - | 4.40 | 83,692 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,532 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,058 |
| U.S. Vice Presidents | 0 | - | 4.39 | 135,370 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 108,132 |
| U.S. Presidents by Event | 0 | - | 4.58 | 33,742 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.61 | 93,184 |
| Presidential Middle Names | 0 | - | 4.41 | 59,831 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 52,870 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 93,996 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 34,805 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,229 |
| The American Revolution | 0 | - | 4.52 | 54,116 |
| Random European Flag to Country | 0 | - | 4.89 | 181,271 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,340 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,781 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,523 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.91 | 97,481 |
| Olympian Gods Quiz | 0 | - | 4.96 | 497,510 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 94,808 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,348 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,011 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,446 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,840 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,371 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,566 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,081 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,606 |
| The Wales Quiz | 0 | - | 4.47 | 29,041 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,782 |
| Flags of WW1 | 0 | - | 4.60 | 38,058 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,086 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,269 |
| U.S. Governors Who Ran For President | 0 | - | 4.47 | 20,185 |
| First Ladies of the United States | 0 | - | 4.28 | 85,320 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 26,135 |
| U.S. Presidents in Order - Whammies | 0 | - | 4.32 | 76,533 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 303,837 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.64 | 16,045 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 69,568 |
| Add a Letter - Make a U.S. President | 0 | - | 4.57 | 23,856 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,078 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,931 |
| Shortest U.S. Presidential Terms | 0 | - | 4.75 | 12,719 |
| Europe Map Quiz | 0 | - | 5.00 | 4,739,539 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,035 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,810 |
| Random European Countries on a Map | 0 | - | 4.97 | 282,369 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 316,315 |
| History of Russia Quiz | 0 | - | 4.49 | 31,820 |
| Arms Exports - Russia | 0 | - | 4.48 | 25,022 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,034 |
| All Countries that Once Bordered Germany | 0 | - | 4.34 | 74,670 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,372 |
| Countries that Beat Ireland | 0 | - | 4.40 | 34,138 |
| History of Italy | 0 | - | 4.55 | 31,866 |
| Italy by Picture | 0 | - | 4.41 | 30,800 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,005 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 434,502 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,524 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,042 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,652 |
| UK Rivers Map Quiz | 0 | - | 4.54 | 30,291 |
