| Name the Popes Quiz | 0 | - | 4.47 | 138,513 |
| Countries of the Popes | 0 | - | 4.79 | 128,392 |
| Prime Ministers of the UK | 0 | - | 4.95 | 440,393 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,710,792 |
| Pope Facts | 0 | - | 4.39 | 31,307 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 438,276 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.92 | 38,002 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 192,719 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,508 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,092 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,227 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 145,054 |
| Prime Ministers of Australia | 0 | - | 4.50 | 32,042 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 427,234 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,686 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,070 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.42 | 51,831 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 108,980 |
| U.S. Presidents by Event | 0 | - | 4.58 | 34,774 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.62 | 94,068 |
| Presidential Middle Names | 0 | - | 4.41 | 60,457 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 382,456 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 53,478 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 94,686 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,497 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,516 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,491 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,872 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,707 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,810 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 305,552 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 35,071 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 70,249 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,083 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,741 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,820 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 83,766 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,179 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,392 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,201 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,236 |
| Countries of the German Empire | 0 | - | 4.51 | 38,045 |
| Figures from Greek Mythology | 0 | - | 4.91 | 187,876 |
| Byzantine History | 0 | - | 4.91 | 28,928 |
| Byzantine Emperors | 0 | - | 4.92 | 14,400 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,366 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,312 |
| Shakespeare's Plays Quiz | 0 | - | 4.37 | 388,874 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,884 |
| Country by Photo of its Leader | 0 | - | 4.70 | 124,312 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,960 |
| U.S. Vice Presidents | 0 | - | 4.39 | 136,561 |
| U.S. Governors Who Ran For President | 0 | - | 4.47 | 20,292 |
| First Ladies of the United States | 0 | - | 4.28 | 85,770 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.43 | 23,987 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 26,253 |
| U.S. Presidents in Order by First Letter | 0 | - | 4.32 | 77,295 |
| U.S. President Scramble | 0 | - | 4.40 | 117,156 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.64 | 16,246 |
| Add a Letter - Make a U.S. President | 0 | - | 4.58 | 24,009 |
| People in Pictures with Barack Obama | 0 | - | 4.10 | 47,962 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,312 |
| Did You Even Watch - The Crown? | 0 | - | 4.34 | 11,253 |
| Shortest U.S. Presidential Terms | 0 | - | 4.75 | 12,864 |
| Every European Country Shape | 0 | - | 4.96 | 202,311 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,086 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,906 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,990 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,566 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 649,415 |
| Name that Greek Letter | 0 | - | 4.93 | 324,273 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,337 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,326 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,110 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,554 |
| UK Immigration by Country | 0 | - | 4.94 | 141,215 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,298 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,443 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 379,200 |
| Name the English Monarchs | 0 | - | 4.91 | 504,325 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,103 |
| All Modern-Day Countries Ever Controlled by Chinese People | 0 | - | 4.82 | 54,984 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,139 |
| National Founders | 0 | - | 4.40 | 83,896 |
| U.S. Presidential Running Mates | 0 | - | 4.40 | 28,686 |
| The Thomas Jefferson Presidency | 0 | - | 4.26 | 13,753 |
| Random U.S. Vice President to President | 0 | - | 4.39 | 30,676 |
| The John Adams Presidency | 0 | - | 4.12 | 8,763 |
| The Theodore Roosevelt Presidency | 0 | - | 4.39 | 7,751 |
| U.S. Vice Presidential Trivia | 0 | - | 4.26 | 12,872 |
| U.S. Presidents by Picture - Multiple Choice | 0 | - | 4.50 | 28,910 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,463 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,603 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,835 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,591 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 319,503 |
| Random European Flag to Country | 0 | - | 4.89 | 183,079 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,709 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,156 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,445 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,542 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,721 |
| Olympian Gods Quiz | 0 | - | 4.96 | 502,120 |
| The Trojan War | 0 | - | 4.83 | 39,825 |
| Ancient Greek Words | 0 | - | 4.93 | 111,992 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,340 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,640 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,739 |
| Roman Emperors | 0 | - | 4.95 | 120,473 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,047 |
| Ancient Rome - True or False? | 0 | - | 4.85 | 43,065 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,866 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,578 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,185 |
| Monty Python Quotes | 0 | - | 4.89 | 42,517 |
| Shakespeare Quotes | 0 | - | 4.43 | 71,477 |
| Harry Potter: Voldemort's Horcruxes | 0 | - | 4.45 | 112,902 |
| Groups of Things - Harry Potter | 0 | - | 4.80 | 282,151 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,775 |
| Animals in British History | 0 | - | 4.43 | 26,046 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,794 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 28,919 |
| 2025–2026 English Premier League Teams | 0 | - | 4.85 | 862,487 |
| 10 Plagues of Egypt | 0 | - | 4.41 | 53,874 |
| Prime Ministers of Israel | 0 | - | 3.97 | 18,001 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,711 |
| George Washington... or George W. Bush? | 0 | - | 4.16 | 12,275 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,357 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 29,113 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.50 | 11,833 |
| The George Washington Presidency | 0 | - | 4.03 | 14,571 |
| Franklin... or Theodore Roosevelt | 0 | - | 4.35 | 16,951 |
| U.S. Presidents to Win the Nobel Peace Prize | 0 | - | 4.34 | 18,337 |
| U.S. Presidential Knowledge - Multiple Choice | 0 | - | 4.36 | 21,713 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,426 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,072 |
| Random European Countries on a Map | 0 | - | 4.97 | 284,392 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 217,589 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,809 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,927 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,273 |
| History of Russia Quiz | 0 | - | 4.47 | 31,962 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,911 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,184 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 80,893 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,698 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,859 |
| Roman to Greek God | 0 | - | 4.52 | 123,056 |
| History of Italy | 0 | - | 4.55 | 32,071 |
| Countries of the Italian Empire | 0 | - | 4.21 | 27,745 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,275 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,289 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,301 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,736 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,312 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,982 |
| Name the Harry Potter Books | 0 | - | 4.31 | 279,932 |
| Harry Potter Spells | 0 | - | 4.33 | 139,857 |
| Harry Potter Places | 0 | - | 4.34 | 108,491 |
| Harry Potter - Order of the Phoenix Members | 0 | - | 4.06 | 43,131 |
| Harry Potter Creatures | 0 | - | 4.30 | 64,242 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.35 | 62,319 |
| People in Pictures with Queen Elizabeth II | 0 | - | 4.38 | 29,354 |
| Vietnam War Countries | 0 | - | 4.82 | 94,391 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,575 |
| Communist Countries in History | 0 | - | 4.63 | 496,764 |
| History of South Africa | 0 | - | 4.60 | 17,725 |
| Oceania Map Quiz | 0 | - | 4.98 | 655,116 |
| Australian Capitals | 0 | - | 4.92 | 62,771 |
| Australia Map Quiz | 0 | - | 4.95 | 345,345 |
| History of Mexico | 0 | - | 4.58 | 15,339 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,410 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,050 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,563 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,494 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 630,697 |
| U.S. Presidential Quotes | 0 | - | 4.37 | 44,547 |
| The George W. Bush Presidency | 0 | - | 4.06 | 32,216 |
| US Presidents Breakdown Puzzle #1 | 0 | - | 3.69 | 20,122 |
| People in Pictures with Ronald Reagan | 0 | - | 4.35 | 40,773 |
| U.S. Presidents True or False | 0 | - | 3.96 | 15,618 |
| U.S. Presidents With Facial Hair By Picture | 0 | - | 4.48 | 23,235 |
| U.S. Presidential Last Names as Baby Names | 0 | - | 4.19 | 33,660 |
| Random U.S. Presidents by Picture | 0 | - | 4.40 | 66,372 |
| The Kennedy Family | 0 | - | 3.90 | 14,084 |
| U.S. History for Dummies | 0 | - | 4.47 | 83,222 |
| The American Civil War | 0 | - | 4.62 | 52,512 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,377 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,223 |
| Official European Union Languages | 0 | - | 4.97 | 239,027 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,201 |
| Europe Map Quiz | 0 | - | 5.00 | 4,773,506 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,832 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,383 |
| Most Forested European Countries | 0 | - | 4.80 | 75,481 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,667 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 214,863 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,564 |
| History of Austria | 0 | - | 4.70 | 17,919 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,252 |
