| All World Leaders 2026 | 0 | - | 4.94 | 20,469 |
| Words for Leaders | 0 | - | 4.77 | 257,719 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,173 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 78,046 |
| Prime Ministers of the UK | 0 | - | 4.95 | 439,938 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,873 |
| World Leaders by Picture | 0 | - | 4.36 | 265,768 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,623 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,562 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,013 |
| Dictators by Picture | 0 | - | 4.18 | 49,241 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,494 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,302 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,534 |
| Historical Rulers #1 | 0 | - | 4.35 | 119,023 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,121 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 35,905 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,335 |
| World Leaders of the World Wars | 0 | - | 4.36 | 37,896 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,019 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 49,107 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,584 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,931 |
| UN Secretaries-General | 0 | - | 4.40 | 7,813 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,996 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,644 |
| Name the English Monarchs | 0 | - | 4.91 | 503,786 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,700 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,861 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,443 |
| Political Figures by Last Name #2 | 0 | - | 3.90 | 16,774 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,328 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,348 |
| Name the Popes Quiz | 0 | - | 4.47 | 138,409 |
| Countries of the Popes | 0 | - | 4.79 | 128,313 |
| Political Quotes | 0 | - | 4.17 | 19,909 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,076 |
| Empires by Maps | 0 | - | 4.98 | 120,920 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,089 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 53,867 |
| 1950s Decade Quiz | 0 | - | 4.41 | 49,422 |
| 1960s Decade Quiz #2 | 0 | - | 4.45 | 45,188 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,142 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,465 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,045 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,047 |
| Metals of Antiquity | 0 | - | 4.95 | 93,599 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,849 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,482 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,488 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 708,426 |
| 1960s Decade Quiz #1 | 0 | - | 4.40 | 50,382 |
| 2016 News Stories - Name the Country | 0 | - | 4.45 | 23,426 |
| 17th Century A-Z | 0 | - | 4.78 | 34,677 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,404 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,387 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,108 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,442 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,838 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,755 |
| NATO Countries | 0 | - | 4.98 | 281,473 |
| EU Countries Quiz | 0 | - | 4.99 | 275,421 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,030 |
| U.S. States by Governor | 0 | - | 4.43 | 18,078 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,714 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,705 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,456 |
| Influential Women in History | 0 | - | 4.42 | 36,012 |
| Cradles of Civilization | 0 | - | 4.46 | 39,997 |
| Former Flags | 0 | - | 4.97 | 107,952 |
| Materials From History #1 | 0 | - | 4.56 | 51,814 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,173 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,858 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,547 |
| Pope Facts | 0 | - | 4.39 | 31,288 |
| WWII First Names | 0 | - | 4.44 | 41,835 |
| Cold War Decoder | 0 | - | 4.83 | 52,442 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,450 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,170 |
| Famous Explorers | 0 | - | 4.58 | 36,241 |
| Famous Empires by Description | 0 | - | 4.73 | 118,642 |
| Answers by Time Period | 0 | - | 4.64 | 55,681 |
| Military History Vocabulary | 0 | - | 4.91 | 67,268 |
| Battle to Country | 0 | - | 4.91 | 53,499 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,018 |
| The Life of King David | 0 | - | 4.37 | 14,128 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,022 |
| European History for Dummies | 0 | - | 4.83 | 90,057 |
| English Royal Consorts | 0 | - | 4.38 | 37,404 |
| British History A-Z #1 | 0 | - | 4.45 | 46,570 |
| Kings of France Quiz | 0 | - | 4.20 | 32,809 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,717 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,393 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 28,885 |
| World Capitals in the Answer | 0 | - | 4.94 | 77,268 |
| Monarchies of Europe | 0 | - | 4.90 | 98,326 |
| Monarchies of Asia | 0 | - | 4.97 | 71,204 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,241 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,569 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,987 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,487 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 67,220 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,746 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,361 |
| Orthodox Countries | 0 | - | 4.92 | 132,224 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,947 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,161 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 340,392 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,000 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,365 |
| History Analogies #1 | 0 | - | 4.53 | 90,033 |
| History Analogies #2 | 0 | - | 4.49 | 77,288 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,692 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,219 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,136 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,198 |
| History Analogies #3 | 0 | - | 4.61 | 80,722 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,566 |
| Spanish History A-Z | 0 | - | 4.37 | 19,322 |
| Italian History A-Z | 0 | - | 4.21 | 17,736 |
| Years in History by Picture | 0 | - | 4.44 | 35,602 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,679 |
| Materials From History #2 | 0 | - | 4.59 | 31,538 |
| Random History by Country | 0 | - | 4.53 | 34,893 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,960 |
| Animals in World History | 0 | - | 4.74 | 44,567 |
| People - Real or Fictional? | 0 | - | 4.56 | 58,923 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,643 |
| History True or False #3 | 0 | - | 4.43 | 56,993 |
| Prime Ministers of Israel | 0 | - | 3.97 | 17,978 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,178 |
| The Trojan War | 0 | - | 4.83 | 39,793 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,200 |
| Mythology A-Z | 0 | - | 4.31 | 37,278 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,326 |
| WWII Geography | 0 | - | 4.81 | 120,539 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,497 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,732 |
| Countries in World War I | 0 | - | 4.88 | 228,429 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,889 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,378 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,441 |
| Events in History #2 | 0 | - | 4.49 | 71,805 |
| Events in History #3 | 0 | - | 4.41 | 71,763 |
| Events in History #4 | 0 | - | 4.44 | 44,366 |
| Events in Ancient History | 0 | - | 4.50 | 36,049 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,067 |
| Assassinations in History | 0 | - | 4.21 | 66,277 |
| Famous Seconds | 0 | - | 4.22 | 46,615 |
| Ages and Eras | 0 | - | 4.39 | 67,803 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,510 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,843 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,231 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,058 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 490,306 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 713,710 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,194 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,527 |
| Female Historical Figures | 0 | - | 4.28 | 33,283 |
| Historical Blunders | 0 | - | 4.34 | 92,539 |
| Territorial Accessions | 0 | - | 4.34 | 34,835 |
| People Known as "The Great" | 0 | - | 4.46 | 24,719 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,043 |
| This Day in History - July | 0 | - | 4.49 | 36,471 |
| This Day in History - August | 0 | - | 4.42 | 43,371 |
| This Day in History - September | 0 | - | 4.55 | 57,478 |
| This Day in History - October | 0 | - | 4.49 | 37,645 |
| This Day in History - January | 0 | - | 4.47 | 46,739 |
| This Day in History - March | 0 | - | 4.45 | 43,690 |
| Ancient Civilizations | 0 | - | 4.64 | 38,007 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,640 |
| Roman Emperors | 0 | - | 4.95 | 120,365 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 648,691 |
| Name that Greek Letter | 0 | - | 4.93 | 324,121 |
| 2019 News Stories - Name the Country | 0 | - | 4.21 | 18,448 |
| 2020 News Stories - Name the Country | 0 | - | 4.35 | 30,338 |
| The 19th Century | 0 | - | 4.53 | 68,183 |
| The 18th Century | 0 | - | 4.53 | 53,350 |
| The 16th Century | 0 | - | 4.77 | 58,914 |
| The 9th and 10th Century | 0 | - | 4.54 | 37,719 |
| The 21st Century | 0 | - | 4.47 | 106,132 |
| The Places They Went #1 | 0 | - | 4.74 | 33,546 |
| Famous Inventors | 0 | - | 4.44 | 43,559 |
| History Multiple Choice #1 | 0 | - | 4.41 | 82,065 |
| Years in History #2 - Multiple Choice | 0 | - | 4.42 | 41,703 |
| History Multiple Choice #2 | 0 | - | 4.43 | 50,090 |
| History Multiple Choice #3 | 0 | - | 4.45 | 48,788 |
| History Multiple Choice #5 | 0 | - | 4.49 | 32,507 |
| Three Real and One Fake - World History | 0 | - | 4.44 | 38,429 |
| The Reign of Henry VIII | 0 | - | 4.25 | 27,790 |
| British Royal Titles | 0 | - | 4.18 | 19,964 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.30 | 24,526 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,872 |
| Dark Ages History | 0 | - | 4.42 | 32,780 |
| German History A-Z | 0 | - | 4.49 | 24,654 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,014,664 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 338,061 |
| American Political Words | 0 | - | 4.39 | 23,437 |
| Senators Who Ran For President | 0 | - | 4.24 | 17,056 |
| U.S. Political Figures by Picture #1 | 0 | - | 4.14 | 26,179 |
