| Name the Popes Quiz | 0 | - | 4.47 | 138,906 |
| Countries of the Popes | 0 | - | 4.79 | 128,727 |
| Prime Ministers of the UK | 0 | - | 4.95 | 442,240 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,725,241 |
| Pope Facts | 0 | - | 4.39 | 31,383 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 439,738 |
| Name a Valid U.S. President #1 | 0 | - | 4.90 | 193,775 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,567 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.92 | 38,193 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 145,669 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,727 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,194 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,921 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,553 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,681 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 428,472 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 383,570 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 107,394 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.42 | 51,970 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 109,554 |
| U.S. Presidents by Event | 0 | - | 4.58 | 35,319 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.62 | 94,621 |
| Presidential Middle Names | 0 | - | 4.41 | 60,722 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 53,688 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 94,895 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 35,195 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,629 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,859 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,552 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,226 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,368 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,929 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,440 |
| Figures from Greek Mythology | 0 | - | 4.91 | 188,809 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,813 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,094 |
| U.S. Vice Presidents | 0 | - | 4.39 | 136,969 |
| U.S. Governors Who Ran For President | 0 | - | 4.47 | 20,362 |
| U.S. Presidential Running Mates | 0 | - | 4.41 | 28,768 |
| First Ladies of the United States | 0 | - | 4.28 | 85,949 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 26,313 |
| U.S. Presidents in Order by First Letter | 0 | - | 4.32 | 77,466 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 306,196 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.64 | 16,360 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 70,581 |
| Add a Letter - Make a U.S. President | 0 | - | 4.58 | 24,097 |
| Win the 1828 U.S. Presidential Election | 0 | - | 4.31 | 58,746 |
| Shortest U.S. Presidential Terms | 0 | - | 4.75 | 12,943 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,676 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,351 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,346 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,742 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,821 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,553 |
| Countries of the German Empire | 0 | - | 4.51 | 38,182 |
| Byzantine History | 0 | - | 4.91 | 29,020 |
| Byzantine Emperors | 0 | - | 4.93 | 14,588 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,829 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,404 |
| UK Immigration by Country | 0 | - | 4.94 | 141,698 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,975 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,001 |
| Shakespeare's Plays Quiz | 0 | - | 4.37 | 390,065 |
| Name the English Monarchs | 0 | - | 4.91 | 506,301 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,927 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,510 |
| Country by Photo of its Leader | 0 | - | 4.70 | 124,622 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.42 | 24,066 |
| U.S. President Scramble | 0 | - | 4.40 | 117,457 |
| People in Pictures with Barack Obama | 0 | - | 4.10 | 48,080 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,763 |
| Every European Country Shape | 0 | - | 4.96 | 202,963 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,101 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,181 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,296 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,197 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,439 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,645 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,692 |
| The Trojan War | 0 | - | 4.83 | 39,982 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 651,796 |
| Name that Greek Letter | 0 | - | 4.93 | 324,957 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,933 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,581 |
| Roman Emperors | 0 | - | 4.95 | 121,181 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 61,651 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,381 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,864 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,834 |
| Monty Python Quotes | 0 | - | 4.89 | 42,607 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 379,655 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,273 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,132 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,750 |
| National Founders | 0 | - | 4.40 | 83,973 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,392 |
| The George Washington Presidency | 0 | - | 4.03 | 14,606 |
| The Thomas Jefferson Presidency | 0 | - | 4.26 | 13,778 |
| Random U.S. Vice President to President | 0 | - | 4.39 | 30,752 |
| The John Adams Presidency | 0 | - | 4.12 | 8,788 |
| Franklin... or Theodore Roosevelt | 0 | - | 4.35 | 16,989 |
| The Theodore Roosevelt Presidency | 0 | - | 4.39 | 7,776 |
| U.S. Presidents to Win the Nobel Peace Prize | 0 | - | 4.34 | 18,378 |
| U.S. Presidential Knowledge - Multiple Choice | 0 | - | 4.36 | 21,758 |
| U.S. Vice Presidential Trivia | 0 | - | 4.26 | 12,925 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,744 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,281 |
| Random European Countries on a Map | 0 | - | 4.97 | 285,063 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 320,483 |
| Random European Flag to Country | 0 | - | 4.90 | 184,194 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,719 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,783 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,856 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,006 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 75,342 |
| Olympian Gods Quiz | 0 | - | 4.96 | 503,682 |
| Ancient Greek Words | 0 | - | 4.93 | 112,441 |
| Roman to Greek God | 0 | - | 4.52 | 123,335 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 127,518 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,309 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,496 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,989 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,961 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,986 |
| Shakespeare Quotes | 0 | - | 4.43 | 71,571 |
| Harry Potter: Voldemort's Horcruxes | 0 | - | 4.45 | 113,070 |
| Groups of Things - Harry Potter | 0 | - | 4.77 | 282,712 |
| Animals in British History | 0 | - | 4.43 | 26,095 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,861 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 29,022 |
| 2026–2027 English Premier League Teams | 0 | - | 4.84 | 871,162 |
| 10 Plagues of Egypt | 0 | - | 4.41 | 53,914 |
| Prime Ministers of Israel | 0 | - | 3.97 | 18,066 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 29,144 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.50 | 11,861 |
| U.S. Presidents With Facial Hair By Picture | 0 | - | 4.48 | 23,344 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,631 |
| Europe Map Quiz | 0 | - | 5.00 | 4,787,566 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,449 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,181 |
| Most Forested European Countries | 0 | - | 4.80 | 75,675 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,707 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 218,026 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,354 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,418 |
| History of Russia Quiz | 0 | - | 4.47 | 32,003 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,541 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,415 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 81,139 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,357 |
| History of France | 0 | - | 4.61 | 57,597 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,962 |
| History of Italy | 0 | - | 4.55 | 32,142 |
| Countries of the Italian Empire | 0 | - | 4.21 | 27,822 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,728 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,456 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,818 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,420 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,093 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,486 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,583 |
| Name the James Bond Movies | 0 | - | 4.56 | 159,434 |
| James Bond Trivia | 0 | - | 4.46 | 39,395 |
| Name the Harry Potter Books | 0 | - | 4.31 | 280,715 |
| Harry Potter Spells | 0 | - | 4.33 | 140,052 |
| Harry Potter Places | 0 | - | 4.35 | 108,730 |
| Harry Potter - Order of the Phoenix Members | 0 | - | 4.06 | 43,211 |
| Harry Potter Creatures | 0 | - | 4.30 | 64,434 |
| Word Scramble - Harry Potter Characters | 0 | - | 4.20 | 61,116 |
| Harry Potter Characters by Screen Time | 0 | - | 4.28 | 148,837 |
| 100 Most Common Words in Beatles Songs | 0 | - | 4.52 | 25,976 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,460 |
| Countries the UK Declared War On | 0 | - | 4.55 | 123,242 |
| Geography of the British Empire | 0 | - | 4.48 | 39,845 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.32 | 62,573 |
| People in Pictures with Queen Elizabeth II | 0 | - | 4.38 | 29,468 |
| Vietnam War Countries | 0 | - | 4.82 | 94,608 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,751 |
| Communist Countries in History | 0 | - | 4.63 | 498,149 |
| Political Movements by Country | 0 | - | 4.46 | 72,769 |
| History of South Africa | 0 | - | 4.60 | 17,763 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,262 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,454 |
| Australian Capitals | 0 | - | 4.92 | 62,828 |
| Australia Map Quiz | 0 | - | 4.95 | 346,136 |
| Flags of North and South America | 0 | - | 4.99 | 376,882 |
| History of Mexico | 0 | - | 4.52 | 15,364 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,538 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,287 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,094 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,143 |
| U.S. States by Governor | 0 | - | 4.43 | 18,111 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,595 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,764 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.44 | 75,804 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.63 | 81,672 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,776 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,691 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 635,592 |
| U.S. Presidential Quotes | 0 | - | 4.37 | 44,608 |
