| Prime Ministers of the UK | 0 | - | 4.95 | 385,555 |
| Countries of the Popes | 0 | - | 4.85 | 112,514 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,210,795 |
| Name the Popes Quiz | 0 | - | 4.46 | 123,631 |
| Name a Valid U.S. President #1 | 0 | - | 4.93 | 169,388 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 55,716 |
| Pope Facts | 0 | - | 4.41 | 28,263 |
| Canadian Prime Ministers Quiz | 0 | - | 4.64 | 50,367 |
| Ultimate Harry Potter Name Game | 0 | - | 4.95 | 466,383 |
| U.S. Presidents by Picture | 0 | - | 4.85 | 397,541 |
| Olympian Gods Quiz | 0 | - | 4.96 | 460,143 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 403,344 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 49,401 |
| Biggest English Cities by Century | 0 | - | 4.90 | 100,282 |
| Prime Ministers of Australia | 0 | - | 4.48 | 28,304 |
| U.S. Vice Presidents | 0 | - | 4.43 | 121,311 |
| U.S. Presidential Trivia #1 | 0 | - | 4.51 | 97,992 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.57 | 82,699 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 355,974 |
| U.S. Presidential Trivia #2 | 0 | - | 4.52 | 40,311 |
| Assassinated U.S. Presidents | 0 | - | 4.54 | 80,749 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 33,714 |
| Play-Doh Presidents | 0 | - | 5.00 | 75,888 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 77,961 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.92 | 100,429 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.90 | 31,383 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 223,833 |
| US Presidents - 1 Minute Sprint | 0 | - | 4.43 | 281,739 |
| Name a Valid U.S. President #2 | 0 | - | 4.52 | 62,013 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 135,310 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 64,113 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.94 | 50,670 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 59,857 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 47,239 |
| Soviet Leaders 1917–1991 | 0 | - | 4.42 | 88,002 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.64 | 21,095 |
| Country by Photo of its Leader | 0 | - | 4.78 | 116,375 |
| Byzantine History | 0 | - | 4.87 | 26,454 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 101,767 |
| English Monarchs Quiz | 0 | - | 4.91 | 452,216 |
| Paramount Leaders of China | 0 | - | 4.31 | 10,020 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 94,830 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 68,000 |
| Governors Who Ran For President | 0 | - | 4.47 | 18,971 |
| U.S. Presidents by Event | 0 | - | 4.58 | 29,328 |
| U.S. Presidential Running Mates | 0 | - | 4.41 | 26,030 |
| First Ladies of the United States | 0 | - | 4.27 | 80,501 |
| Presidential Middle Names | 0 | - | 4.37 | 56,416 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 24,943 |
| U.S. Presidents in Order - Whammies | 0 | - | 4.32 | 65,791 |
| Random U.S. Vice President to President | 0 | - | 4.55 | 28,137 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.63 | 14,082 |
| Add a Letter - Make a U.S. President | 0 | - | 4.66 | 22,163 |
| Deadliest U.S. Wars | 0 | - | 4.83 | 159,513 |
| States of the German Confederation in 1848 | 0 | - | 4.84 | 26,962 |
| National Founders | 0 | - | 4.39 | 80,063 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.81 | 10,203 |
| Basic Harry Potter Quiz | 0 | - | 4.55 | 362,804 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 223,755 |
| 2025–2026 English Premier League Teams | 0 | - | 4.85 | 758,632 |
| Prime Ministers of Israel | 0 | - | 4.10 | 16,315 |
| The Dictator Files: Chairman Mao | 0 | - | 4.32 | 18,661 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.41 | 22,624 |
| U.S. Presidents Who Died in Office | 0 | - | 4.75 | 31,436 |
| U.S. President Scramble | 0 | - | 4.39 | 102,156 |
| People in Pictures with Barack Obama | 0 | - | 4.11 | 45,317 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.72 | 54,285 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.42 | 24,217 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 590,207 |
| Name that Greek Letter | 0 | - | 4.94 | 297,880 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.81 | 86,805 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 104,002 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 72,204 |
| Roman Emperors | 0 | - | 4.95 | 97,144 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 32,630 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 75,105 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 100,758 |
| Invasions of Great Britain | 0 | - | 4.49 | 55,971 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 178,893 |
| Harry Potter: Voldemort's Horcruxes | 0 | - | 4.43 | 106,116 |
| Beatles Songs Quiz | 0 | - | 4.95 | 211,245 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 275,883 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 80,939 |
| 10 Plagues of Egypt | 0 | - | 4.41 | 44,548 |
| Colonies of Africa with a Map | 0 | - | 4.80 | 48,912 |
| The George Washington Presidency | 0 | - | 4.02 | 13,702 |
| The Thomas Jefferson Presidency | 0 | - | 4.26 | 12,930 |
| The John Adams Presidency | 0 | - | 4.10 | 8,030 |
| Franklin... or Theodore Roosevelt | 0 | - | 4.34 | 10,733 |
| The Theodore Roosevelt Presidency | 0 | - | 4.33 | 7,174 |
| U.S. Presidents to Win the Nobel Peace Prize | 0 | - | 4.32 | 16,919 |
| U.S. Presidential Knowledge - Multiple Choice | 0 | - | 4.32 | 20,621 |
| U.S. Vice Presidential Trivia | 0 | - | 4.31 | 11,570 |
| Flags of Countries That Border France | 0 | - | 4.88 | 113,530 |
| Flags of Countries that Border Germany | 0 | - | 4.85 | 88,112 |
| Countries of the German Empire | 0 | - | 4.51 | 34,123 |
| Ancient Greek Words | 0 | - | 4.90 | 99,073 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 113,026 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.26 | 73,251 |
| The Vikings! | 0 | - | 4.45 | 27,256 |
| The Portuguese Empire | 0 | - | 4.54 | 11,393 |
| Biggest British Empire Countries | 0 | - | 4.70 | 80,308 |
| Name the Harry Potter Books | 0 | - | 4.30 | 267,677 |
| Harry Potter Spells | 0 | - | 4.28 | 131,853 |
| Groups of Things - Harry Potter | 0 | - | 4.86 | 262,827 |
| Harry Potter Places | 0 | - | 4.30 | 99,638 |
| Harry Potter - Order of the Phoenix Members | 0 | - | 4.05 | 40,437 |
| Harry Potter Creatures | 0 | - | 4.29 | 58,074 |
| Wives of King Henry VIII | 0 | - | 4.55 | 51,385 |
| Countries the UK Declared War On | 0 | - | 4.58 | 113,436 |
| Geography of the British Empire | 0 | - | 4.51 | 37,336 |
| People Buried at Westminster Abbey | 0 | - | 4.66 | 13,381 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.56 | 13,858 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 257,847 |
| History of Iran Quiz | 0 | - | 4.63 | 15,249 |
| Vietnam War Countries | 0 | - | 4.81 | 86,929 |
| History of China | 0 | - | 4.38 | 51,083 |
| History of India | 0 | - | 4.52 | 19,445 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 247,585 |
| History of South Africa | 0 | - | 4.59 | 16,671 |
| All U.S. Supreme Court Justices | 0 | - | 4.49 | 27,413 |
| U.S. Presidents With Facial Hair By Picture | 0 | - | 4.47 | 21,101 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 123,099 |
| Europe Map Quiz | 0 | - | 5.00 | 4,337,579 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 490,036 |
| European Secessionist Movements on a Map | 0 | - | 4.51 | 31,766 |
| Save Europeans by Guessing Countries | 0 | - | 4.87 | 171,962 |
| History of Russia Quiz | 0 | - | 4.48 | 30,062 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.97 | 78,671 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 88,148 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.32 | 40,132 |
| History of Austria | 0 | - | 4.69 | 16,520 |
| Geography of the French Empire | 0 | - | 4.49 | 25,577 |
| The French Revolution | 0 | - | 4.45 | 22,092 |
| History of France Quiz | 0 | - | 4.55 | 39,958 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 22,533 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 128,460 |
| Mythology A-Z | 0 | - | 4.29 | 34,303 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.78 | 19,063 |
| Figures from Greek Mythology | 0 | - | 4.92 | 170,530 |
| History of Ireland Quiz | 0 | - | 4.44 | 19,117 |
| History of Italy | 0 | - | 4.49 | 29,980 |
| Communist Countries in History | 0 | - | 4.65 | 459,623 |
| Political Movements by Country | 0 | - | 4.46 | 68,937 |
| Roman Names for Places | 0 | - | 4.66 | 42,057 |
| History of The Netherlands | 0 | - | 4.43 | 15,905 |
| Geography of the Spanish Empire | 0 | - | 4.48 | 35,420 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 38,165 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.65 | 63,227 |
| Biggest Cities in the UK | 0 | - | 4.46 | 94,700 |
| Roald Dahl Books | 0 | - | 4.43 | 32,852 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.58 | 32,267 |
| Harry Potter Characters by Death | 0 | - | 3.94 | 122,879 |
| Harry Potter - Name The Hogwarts Classes | 0 | - | 4.22 | 24,929 |
| Harry Potter Patronus Charms | 0 | - | 4.23 | 29,490 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 24,849 |
| British History A-Z | 0 | - | 4.47 | 39,931 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.76 | 19,109 |
| Houses of British Monarchs | 0 | - | 4.50 | 52,645 |
| English First Names of the Middle Ages | 0 | - | 4.41 | 45,835 |
| Medieval English History | 0 | - | 4.52 | 41,138 |
| British History Multiple Choice #1 | 0 | - | 4.47 | 51,929 |
| British History Quiz for Dummies | 0 | - | 4.54 | 62,249 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.40 | 48,295 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,353,310 |
| Asia Map Quiz | 0 | - | 4.99 | 796,670 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 81,350 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,290,713 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.16 | 14,575 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 15,838 |
| History of Egypt | 0 | - | 4.56 | 22,386 |
| Chinese Inventions | 0 | - | 4.26 | 32,689 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.58 | 52,152 |
| Countries of Africa | 0 | - | 5.00 | 2,203,145 |
| Africa Map Quiz | 0 | - | 5.00 | 1,955,668 |
| African East Coast | 0 | - | 4.97 | 85,370 |
| Western Africa Map Quiz | 0 | - | 4.97 | 61,946 |
| Oceania Map Quiz | 0 | - | 4.98 | 574,312 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 41,245 |
| Australian Capitals | 0 | - | 4.92 | 61,056 |
| Australia Map Quiz | 0 | - | 4.94 | 322,179 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,605 |
| History of Mexico | 0 | - | 4.55 | 14,022 |
| United States Map Quiz | 0 | - | 4.98 | 3,926,155 |
| U.S. Federal Agency Acronyms | 0 | - | 4.51 | 76,412 |
| U.S. States by Governor Quiz | 0 | - | 4.42 | 17,029 |
| U.S. Political Parties in History | 0 | - | 4.43 | 26,294 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.33 | 10,433 |
| U.S. Government Agencies | 0 | - | 4.41 | 17,834 |
| Win the U.S. Presidential Election | 0 | - | 4.79 | 519,349 |
| U.S. Presidential Quotes | 0 | - | 4.36 | 42,858 |
| US Presidents Breakdown Puzzle #1 | 0 | - | 3.73 | 19,320 |
| People in Pictures with Ronald Reagan | 0 | - | 4.36 | 37,844 |
| U.S. Presidents True or False | 0 | - | 3.94 | 14,668 |
| Random U.S. Presidents by Picture | 0 | - | 4.37 | 60,660 |
| The Kennedy Family | 0 | - | 3.84 | 13,357 |
| U.S. History for Dummies | 0 | - | 4.50 | 66,030 |
| The American Civil War | 0 | - | 4.74 | 49,375 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 196,640 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,108 |
