| Countries of the Popes | 0 | - | 4.79 | 128,603 |
| Prime Ministers of the UK | 0 | - | 4.95 | 441,646 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,720,355 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,798 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.92 | 38,129 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 193,472 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,535 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,161 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 428,096 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,832 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,434 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,658 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,744 |
| Olympian Gods Quiz | 0 | - | 4.96 | 503,188 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,551 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,509 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,459 |
| 2026–2027 English Premier League Teams | 0 | - | 4.84 | 869,212 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 109,245 |
| U.S. Presidents by Event | 0 | - | 4.58 | 35,163 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.62 | 94,499 |
| Presidential Middle Names | 0 | - | 4.41 | 60,646 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 383,272 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 53,584 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 94,844 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,593 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,777 |
| Win the 1828 U.S. Presidential Election | 0 | - | 4.30 | 54,465 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,535 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,914 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,574 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 439,237 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,440 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,655 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 306,005 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 35,168 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 70,486 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,150 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,148 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 84,893 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,565 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,684 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,438 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,367 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 145,409 |
| Countries of the German Empire | 0 | - | 4.51 | 38,123 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,934 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,054 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,744 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,837 |
| Country by Photo of its Leader | 0 | - | 4.70 | 124,524 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,055 |
| U.S. Vice Presidents | 0 | - | 4.39 | 136,835 |
| U.S. Governors Who Ran For President | 0 | - | 4.47 | 20,345 |
| U.S. Presidential Running Mates | 0 | - | 4.41 | 28,739 |
| First Ladies of the United States | 0 | - | 4.28 | 85,899 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.43 | 24,043 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 26,293 |
| U.S. Presidents in Order by First Letter | 0 | - | 4.32 | 77,408 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.64 | 16,333 |
| Add a Letter - Make a U.S. President | 0 | - | 4.58 | 24,075 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,611 |
| Every European Country Shape | 0 | - | 4.96 | 202,688 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,742 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,394 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,195 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,619 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 650,949 |
| Name that Greek Letter | 0 | - | 4.93 | 324,749 |
| Byzantine History | 0 | - | 4.91 | 28,997 |
| Byzantine Emperors | 0 | - | 4.93 | 14,527 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,661 |
| UK Immigration by Country | 0 | - | 4.94 | 141,525 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,751 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,705 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 379,505 |
| Name the English Monarchs | 0 | - | 4.91 | 505,634 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.42 | 51,926 |
| People in Pictures with Queen Elizabeth II | 0 | - | 4.38 | 29,431 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,119 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,375 |
| Shortest U.S. Presidential Terms | 0 | - | 4.75 | 12,925 |
| U.S. President Scramble | 0 | - | 4.40 | 117,372 |
| People in Pictures with Barack Obama | 0 | - | 4.10 | 48,058 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,854 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,706 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,976 |
| Random European Flag to Country | 0 | - | 4.90 | 183,933 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,312 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,498 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,898 |
| The Trojan War | 0 | - | 4.83 | 39,944 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,749 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 127,227 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,512 |
| Roman Emperors | 0 | - | 4.95 | 120,972 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,941 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,829 |
| Monty Python Quotes | 0 | - | 4.89 | 42,585 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,096 |
| Scotland A-Z | 0 | - | 4.73 | 41,419 |
| Prime Ministers of Israel | 0 | - | 3.97 | 18,045 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,738 |
| National Founders | 0 | - | 4.40 | 83,939 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 29,132 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.50 | 11,854 |
| The George Washington Presidency | 0 | - | 4.03 | 14,595 |
| The Thomas Jefferson Presidency | 0 | - | 4.26 | 13,769 |
| Random U.S. Vice President to President | 0 | - | 4.39 | 30,736 |
| The John Adams Presidency | 0 | - | 4.12 | 8,778 |
| Franklin... or Theodore Roosevelt | 0 | - | 4.35 | 16,976 |
| The Theodore Roosevelt Presidency | 0 | - | 4.39 | 7,767 |
| U.S. Presidents to Win the Nobel Peace Prize | 0 | - | 4.34 | 18,370 |
| U.S. Presidential Knowledge - Multiple Choice | 0 | - | 4.36 | 21,747 |
| U.S. Vice Presidential Trivia | 0 | - | 4.26 | 12,910 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 162,141 |
| Random European Countries on a Map | 0 | - | 4.97 | 284,784 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 320,168 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,162 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,242 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,569 |
| History of Russia Quiz | 0 | - | 4.47 | 31,988 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,427 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,524 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 75,045 |
| Ancient Greek Words | 0 | - | 4.93 | 112,298 |
| History of Italy | 0 | - | 4.55 | 32,117 |
| Countries of the Italian Empire | 0 | - | 4.21 | 27,799 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,216 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,790 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,401 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,661 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,054 |
| Shakespeare's Plays Quiz | 0 | - | 4.37 | 389,605 |
| Harry Potter: Voldemort's Horcruxes | 0 | - | 4.45 | 113,010 |
| Name Every Beatles Song | 0 | - | 4.97 | 237,976 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,616 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.32 | 62,494 |
| Animals in British History | 0 | - | 4.43 | 26,074 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 28,987 |
| 10 Plagues of Egypt | 0 | - | 4.41 | 53,894 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,689 |
| Communist Countries in History | 0 | - | 4.63 | 497,634 |
| History of South Africa | 0 | - | 4.60 | 17,745 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,107 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 634,158 |
| U.S. Presidential Quotes | 0 | - | 4.37 | 44,588 |
| The George W. Bush Presidency | 0 | - | 4.06 | 32,259 |
| People in Pictures with Ronald Reagan | 0 | - | 4.35 | 40,894 |
| U.S. Presidents With Facial Hair By Picture | 0 | - | 4.48 | 23,310 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,557 |
| Europe Map Quiz | 0 | - | 5.00 | 4,782,184 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,955 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,147 |
| Most Forested European Countries | 0 | - | 4.80 | 75,609 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,692 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 217,878 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 216,098 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,347 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 81,063 |
| History of Austria | 0 | - | 4.70 | 17,962 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,322 |
| Geography of the French Empire | 0 | - | 4.45 | 27,201 |
| The French Revolution | 0 | - | 4.47 | 24,124 |
| History of France | 0 | - | 4.61 | 57,506 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,548 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,191 |
| Geography of Ancient Greece | 0 | - | 4.69 | 32,013 |
| Mythology A-Z | 0 | - | 4.31 | 37,363 |
| Figures from Greek Mythology | 0 | - | 4.91 | 188,481 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,576 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,400 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.27 | 103,586 |
| The Vikings! | 0 | - | 4.46 | 28,397 |
| The Portuguese Empire | 0 | - | 4.58 | 12,096 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,390 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,525 |
| Top 100 UK Baby Boys' Names in 1850 | 0 | - | 4.42 | 70,200 |
| Most-Visited Countries by the British | 0 | - | 4.64 | 68,949 |
| Name the James Bond Movies | 0 | - | 4.56 | 159,259 |
| James Bond Trivia | 0 | - | 4.46 | 39,373 |
| Name the Harry Potter Books | 0 | - | 4.31 | 280,440 |
| Harry Potter Spells | 0 | - | 4.33 | 139,986 |
| Harry Potter Places | 0 | - | 4.35 | 108,640 |
| Harry Potter - Order of the Phoenix Members | 0 | - | 4.06 | 43,178 |
| Harry Potter Creatures | 0 | - | 4.30 | 64,369 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,442 |
| Countries the UK Declared War On | 0 | - | 4.55 | 123,148 |
| Geography of the British Empire | 0 | - | 4.48 | 39,825 |
| People Buried at Westminster Abbey | 0 | - | 4.67 | 14,295 |
| Medieval English History | 0 | - | 4.53 | 43,626 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,646 |
| Football Clubs in London | 0 | - | 4.35 | 130,233 |
| British Football Team Logos | 0 | - | 4.06 | 69,257 |
| Scotland Trivia | 0 | - | 4.58 | 57,730 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,386 |
| History of Iran | 0 | - | 4.66 | 16,409 |
| Vietnam War Countries | 0 | - | 4.82 | 94,529 |
| History of China | 0 | - | 4.35 | 57,501 |
| History of India | 0 | - | 4.62 | 21,494 |
