| Name the Popes Quiz | 0 | - | 4.47 | 137,287 |
| Countries of the Popes | 0 | - | 4.79 | 127,339 |
| Prime Ministers of the UK | 0 | - | 4.96 | 435,158 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,660,325 |
| Pope Facts | 0 | - | 4.39 | 31,073 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 434,037 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.91 | 37,195 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 190,112 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,333 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,500 |
| Soviet Leaders 1917–1991 | 0 | - | 4.43 | 94,509 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 143,365 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,723 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 424,126 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,138 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 491,658 |
| U.S. Vice Presidents | 0 | - | 4.41 | 135,171 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 108,049 |
| U.S. Presidents by Event | 0 | - | 4.58 | 33,632 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.61 | 93,094 |
| Presidential Middle Names | 0 | - | 4.41 | 59,767 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 379,816 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 52,815 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 93,906 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,199 |
| Play-Doh Presidents | 0 | - | 5.00 | 81,755 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,273 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,670 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,332 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 280,276 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,471 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 303,547 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 34,770 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 69,504 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,505 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,787 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,092 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,549 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,578 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,228 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,132 |
| Countries of the German Empire | 0 | - | 4.51 | 37,693 |
| Figures from Greek Mythology | 0 | - | 4.91 | 185,228 |
| Byzantine History | 0 | - | 4.91 | 28,653 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,513 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,270 |
| Shakespeare's Plays Quiz | 0 | - | 4.38 | 386,072 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.40 | 51,514 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,770 |
| Country by Photo of its Leader | 0 | - | 4.74 | 123,366 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,030 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,564 |
| U.S. Governors Who Ran For President | 0 | - | 4.47 | 20,172 |
| First Ladies of the United States | 0 | - | 4.28 | 85,286 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.43 | 23,825 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 26,123 |
| U.S. Presidents in Order - Whammies | 0 | - | 4.32 | 76,435 |
| U.S. President Scramble | 0 | - | 4.40 | 116,274 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.64 | 16,020 |
| Add a Letter - Make a U.S. President | 0 | - | 4.61 | 23,848 |
| People in Pictures with Barack Obama | 0 | - | 4.10 | 47,721 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,411 |
| Did You Even Watch - The Crown? | 0 | - | 4.34 | 11,181 |
| Shortest U.S. Presidential Terms | 0 | - | 4.75 | 12,701 |
| Every European Country Shape | 0 | - | 4.96 | 200,392 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,257 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,449 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,185 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,325 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,599 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,762 |
| Name that Greek Letter | 0 | - | 4.94 | 321,897 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 60,461 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,092 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,197 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,604 |
| UK Immigration by Country | 0 | - | 4.94 | 139,812 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,406 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,396 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 377,446 |
| Name the English Monarchs | 0 | - | 4.92 | 498,613 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,011 |
| National Founders | 0 | - | 4.40 | 83,676 |
| U.S. Presidential Running Mates | 0 | - | 4.40 | 28,489 |
| The Thomas Jefferson Presidency | 0 | - | 4.26 | 13,666 |
| Random U.S. Vice President to President | 0 | - | 4.39 | 30,523 |
| The John Adams Presidency | 0 | - | 4.12 | 8,683 |
| The Theodore Roosevelt Presidency | 0 | - | 4.39 | 7,689 |
| U.S. Vice Presidential Trivia | 0 | - | 4.26 | 12,785 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 94,888 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,193 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,575 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,094 |
| Random European Flag to Country | 0 | - | 4.89 | 181,122 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,618 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,856 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,247 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,447 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,861 |
| Olympian Gods Quiz | 0 | - | 4.96 | 496,973 |
| The Trojan War | 0 | - | 4.83 | 39,474 |
| Ancient Greek Words | 0 | - | 4.92 | 110,818 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,734 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 124,535 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,119 |
| Roman Emperors | 0 | - | 4.95 | 118,642 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,439 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,538 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,611 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,045 |
| Monty Python Quotes | 0 | - | 4.88 | 42,342 |
| Shakespeare Quotes | 0 | - | 4.43 | 71,174 |
| Harry Potter: Voldemort's Horcruxes | 0 | - | 4.44 | 112,178 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,514 |
| Animals in British History | 0 | - | 4.44 | 25,890 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,615 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 28,573 |
| 2025–2026 English Premier League Teams | 0 | - | 4.86 | 852,541 |
| 10 Plagues of Egypt | 0 | - | 4.41 | 53,396 |
| Prime Ministers of Israel | 0 | - | 3.97 | 17,834 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,589 |
| George Washington... or George W. Bush? | 0 | - | 4.16 | 12,223 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 54,020 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,268 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 28,895 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.49 | 11,674 |
| The George Washington Presidency | 0 | - | 4.03 | 14,482 |
| Franklin... or Theodore Roosevelt | 0 | - | 4.35 | 16,882 |
| U.S. Presidents to Win the Nobel Peace Prize | 0 | - | 4.34 | 18,235 |
| U.S. Presidential Knowledge - Multiple Choice | 0 | - | 4.36 | 21,617 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,743 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,777 |
| Random European Countries on a Map | 0 | - | 4.97 | 282,189 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 216,269 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 316,016 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,884 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,505 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,149 |
| History of Russia Quiz | 0 | - | 4.49 | 31,804 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,955 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 93,612 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,308 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 72,694 |
| Roman to Greek God | 0 | - | 4.52 | 122,305 |
| History of Italy | 0 | - | 4.55 | 31,849 |
| Countries of the Italian Empire | 0 | - | 4.21 | 27,570 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,881 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,774 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,673 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,502 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,010 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,605 |
| Name the Harry Potter Books | 0 | - | 4.31 | 277,531 |
| Harry Potter Spells | 0 | - | 4.32 | 139,066 |
| Harry Potter Places | 0 | - | 4.34 | 107,631 |
| Harry Potter - Order of the Phoenix Members | 0 | - | 4.06 | 42,852 |
| Harry Potter Creatures | 0 | - | 4.29 | 63,603 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.35 | 61,606 |
| People in Pictures with Queen Elizabeth II | 0 | - | 4.38 | 29,081 |
| Vietnam War Countries | 0 | - | 4.83 | 93,699 |
| Communist Countries in History | 0 | - | 4.63 | 492,926 |
| History of India | 0 | - | 4.61 | 21,303 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.68 | 55,215 |
| Countries of Africa | 0 | - | 5.00 | 2,511,609 |
| Africa Map Quiz | 0 | - | 5.00 | 2,105,997 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,713 |
| History of South Africa | 0 | - | 4.60 | 17,616 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,242 |
| Australian Capitals | 0 | - | 4.92 | 62,605 |
| Australia Map Quiz | 0 | - | 4.94 | 342,723 |
| History of Mexico | 0 | - | 4.58 | 15,239 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,771 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,771 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,387 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,012 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 619,549 |
| U.S. Presidential Quotes | 0 | - | 4.37 | 44,372 |
| The George W. Bush Presidency | 0 | - | 4.06 | 32,092 |
| US Presidents Breakdown Puzzle #1 | 0 | - | 3.69 | 19,965 |
| People in Pictures with Ronald Reagan | 0 | - | 4.35 | 40,489 |
| U.S. Presidents True or False | 0 | - | 3.96 | 15,539 |
| U.S. Presidents With Facial Hair By Picture | 0 | - | 4.48 | 23,039 |
| U.S. Presidential Last Names as Baby Names | 0 | - | 4.19 | 33,383 |
| Random U.S. Presidents by Picture | 0 | - | 4.39 | 65,881 |
| The Kennedy Family | 0 | - | 3.90 | 14,027 |
| U.S. History for Dummies | 0 | - | 4.47 | 82,558 |
| The American Civil War | 0 | - | 4.62 | 52,186 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,673 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,600 |
| Official European Union Languages | 0 | - | 4.97 | 237,140 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,008 |
| Europe Map Quiz | 0 | - | 5.00 | 4,735,342 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,692 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,599 |
| Most Forested European Countries | 0 | - | 4.80 | 74,968 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,546 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,965 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,358 |
| History of Austria | 0 | - | 4.70 | 17,768 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,944 |
