| Name the Popes Quiz | 0 | - | 4.47 | 138,691 |
| Countries of the Popes | 0 | - | 4.79 | 128,540 |
| Prime Ministers of the UK | 0 | - | 4.95 | 441,247 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,717,988 |
| Pope Facts | 0 | - | 4.39 | 31,342 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 438,945 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.92 | 38,087 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 193,290 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,539 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,423 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,387 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 145,308 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,132 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 427,900 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,797 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,334 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.42 | 51,895 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 109,159 |
| U.S. Presidents by Event | 0 | - | 4.58 | 35,034 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.62 | 94,391 |
| Presidential Middle Names | 0 | - | 4.41 | 60,588 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 383,076 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 53,560 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 94,793 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,564 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,732 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,525 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,903 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,770 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,567 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 305,913 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 35,142 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 70,427 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,041 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,046 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 84,581 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,460 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,594 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,359 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,327 |
| Countries of the German Empire | 0 | - | 4.51 | 38,107 |
| Figures from Greek Mythology | 0 | - | 4.91 | 188,301 |
| Byzantine History | 0 | - | 4.91 | 28,983 |
| Byzantine Emperors | 0 | - | 4.92 | 14,487 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,850 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,637 |
| Shakespeare's Plays Quiz | 0 | - | 4.37 | 389,341 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,909 |
| Country by Photo of its Leader | 0 | - | 4.70 | 124,463 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,034 |
| U.S. Vice Presidents | 0 | - | 4.39 | 136,750 |
| U.S. Governors Who Ran For President | 0 | - | 4.47 | 20,326 |
| U.S. Presidential Running Mates | 0 | - | 4.41 | 28,713 |
| First Ladies of the United States | 0 | - | 4.28 | 85,845 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.43 | 24,025 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 26,278 |
| U.S. Presidents in Order by First Letter | 0 | - | 4.32 | 77,374 |
| U.S. President Scramble | 0 | - | 4.40 | 117,332 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.64 | 16,310 |
| Add a Letter - Make a U.S. President | 0 | - | 4.58 | 24,060 |
| People in Pictures with Barack Obama | 0 | - | 4.10 | 48,025 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,551 |
| Every European Country Shape | 0 | - | 4.96 | 202,570 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,287 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,209 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,110 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,610 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 650,498 |
| Name that Greek Letter | 0 | - | 4.93 | 324,617 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,493 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,558 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,245 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,698 |
| UK Immigration by Country | 0 | - | 4.94 | 141,437 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,617 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 75,643 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 379,408 |
| Name the English Monarchs | 0 | - | 4.91 | 505,244 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,115 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,315 |
| Shortest U.S. Presidential Terms | 0 | - | 4.75 | 12,909 |
| National Founders | 0 | - | 4.40 | 83,931 |
| The Thomas Jefferson Presidency | 0 | - | 4.26 | 13,764 |
| Random U.S. Vice President to President | 0 | - | 4.39 | 30,720 |
| The John Adams Presidency | 0 | - | 4.12 | 8,770 |
| The Theodore Roosevelt Presidency | 0 | - | 4.39 | 7,759 |
| U.S. Vice Presidential Trivia | 0 | - | 4.26 | 12,893 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,743 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,681 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 162,050 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,872 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 319,999 |
| Random European Flag to Country | 0 | - | 4.90 | 183,781 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,218 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,407 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,596 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,690 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,835 |
| Olympian Gods Quiz | 0 | - | 4.96 | 502,880 |
| The Trojan War | 0 | - | 4.83 | 39,928 |
| Ancient Greek Words | 0 | - | 4.93 | 112,210 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,642 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 127,084 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,456 |
| Roman Emperors | 0 | - | 4.95 | 120,843 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,177 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,910 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,740 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,397 |
| Monty Python Quotes | 0 | - | 4.89 | 42,577 |
| Shakespeare Quotes | 0 | - | 4.43 | 71,513 |
| Harry Potter: Voldemort's Horcruxes | 0 | - | 4.45 | 112,967 |
| Groups of Things - Harry Potter | 0 | - | 4.77 | 282,409 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 238,004 |
| Animals in British History | 0 | - | 4.43 | 26,065 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,828 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 28,967 |
| 2026–2027 English Premier League Teams | 0 | - | 4.84 | 867,637 |
| 10 Plagues of Egypt | 0 | - | 4.41 | 53,889 |
| Prime Ministers of Israel | 0 | - | 3.97 | 18,036 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,728 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,376 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 29,129 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.50 | 11,849 |
| The George Washington Presidency | 0 | - | 4.03 | 14,588 |
| Franklin... or Theodore Roosevelt | 0 | - | 4.35 | 16,967 |
| U.S. Presidents to Win the Nobel Peace Prize | 0 | - | 4.34 | 18,355 |
| U.S. Presidential Knowledge - Multiple Choice | 0 | - | 4.36 | 21,737 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,523 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,125 |
| Random European Countries on a Map | 0 | - | 4.97 | 284,646 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 217,796 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,070 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,170 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,483 |
| History of Russia Quiz | 0 | - | 4.47 | 31,980 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,357 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,288 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 81,022 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,955 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,911 |
| Roman to Greek God | 0 | - | 4.52 | 123,191 |
| History of Italy | 0 | - | 4.55 | 32,105 |
| Countries of the Italian Empire | 0 | - | 4.21 | 27,784 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,495 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,370 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,403 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,774 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,373 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,036 |
| Name the Harry Potter Books | 0 | - | 4.31 | 280,278 |
| Harry Potter Spells | 0 | - | 4.33 | 139,935 |
| Harry Potter Places | 0 | - | 4.35 | 108,596 |
| Harry Potter - Order of the Phoenix Members | 0 | - | 4.06 | 43,163 |
| Harry Potter Creatures | 0 | - | 4.30 | 64,340 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.32 | 62,443 |
| People in Pictures with Queen Elizabeth II | 0 | - | 4.38 | 29,409 |
| Vietnam War Countries | 0 | - | 4.82 | 94,490 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,658 |
| Communist Countries in History | 0 | - | 4.63 | 497,388 |
| History of South Africa | 0 | - | 4.60 | 17,740 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,726 |
| Australian Capitals | 0 | - | 4.92 | 62,802 |
| Australia Map Quiz | 0 | - | 4.95 | 345,713 |
| History of Mexico | 0 | - | 4.52 | 15,353 |
| United States Map Quiz | 0 | - | 4.98 | 4,167,363 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,090 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,577 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,605 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 632,614 |
| U.S. Presidential Quotes | 0 | - | 4.37 | 44,581 |
| The George W. Bush Presidency | 0 | - | 4.06 | 32,252 |
| US Presidents Breakdown Puzzle #1 | 0 | - | 3.69 | 20,133 |
| People in Pictures with Ronald Reagan | 0 | - | 4.35 | 40,877 |
| U.S. Presidents True or False | 0 | - | 3.96 | 15,631 |
| U.S. Presidents With Facial Hair By Picture | 0 | - | 4.48 | 23,298 |
| U.S. Presidential Last Names as Baby Names | 0 | - | 4.19 | 33,750 |
| Random U.S. Presidents by Picture | 0 | - | 4.40 | 66,474 |
| The Kennedy Family | 0 | - | 3.90 | 14,090 |
| U.S. History for Dummies | 0 | - | 4.47 | 83,324 |
| The American Civil War | 0 | - | 4.62 | 52,579 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,546 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,660 |
| Official European Union Languages | 0 | - | 4.97 | 239,390 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,415 |
| Europe Map Quiz | 0 | - | 5.00 | 4,779,732 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,635 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,092 |
| Most Forested European Countries | 0 | - | 4.80 | 75,554 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,687 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 215,814 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,596 |
| History of Austria | 0 | - | 4.70 | 17,949 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,298 |
| Geography of the French Empire | 0 | - | 4.45 | 27,193 |
| The French Revolution | 0 | - | 4.47 | 24,108 |
| History of France | 0 | - | 4.61 | 57,450 |
| French History Multiple Choice | 0 | - | 4.55 | 33,171 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,539 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,165 |
