| All World Leaders 2026 | 0 | - | 4.95 | 20,830 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,690 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,378 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,575 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,402 |
| Historical Rulers #2 | 0 | - | 4.27 | 47,661 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,257 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,003 |
| Words for Leaders | 0 | - | 4.77 | 258,504 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,725 |
| UN Secretaries-General | 0 | - | 4.40 | 7,835 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,675 |
| NATO Countries | 0 | - | 4.98 | 282,521 |
| EU Countries Quiz | 0 | - | 4.99 | 276,736 |
| Prime Ministers of the UK | 0 | - | 4.95 | 441,247 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,790 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,401 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 78,187 |
| Military History Vocabulary | 0 | - | 4.91 | 67,510 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,567 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,589 |
| World Leaders by Picture | 0 | - | 4.36 | 266,358 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,797 |
| World Leaders of the World Wars | 0 | - | 4.36 | 37,977 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,132 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.15 | 63,408 |
| All OPEC Countries Ever | 0 | - | 4.74 | 99,735 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,034 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,432 |
| Empires by Maps | 0 | - | 4.98 | 121,424 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 53,997 |
| WWII Geography | 0 | - | 4.81 | 120,775 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,033 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,526 |
| Name the English Monarchs | 0 | - | 4.91 | 505,244 |
| Dictators by Picture | 0 | - | 4.18 | 49,346 |
| Political Quotes | 0 | - | 4.17 | 19,935 |
| Influential Women in History | 0 | - | 4.42 | 36,207 |
| Metals of Antiquity | 0 | - | 4.95 | 93,763 |
| Cradles of Civilization | 0 | - | 4.46 | 40,164 |
| Materials From History #1 | 0 | - | 4.56 | 51,944 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,994 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,058 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,729 |
| History - Did They Have It? | 0 | - | 4.84 | 62,104 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,368 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,131 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,909 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 709,489 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,387 |
| Famous Explorers | 0 | - | 4.58 | 36,289 |
| Famous Empires by Description | 0 | - | 4.73 | 118,841 |
| Answers by Time Period | 0 | - | 4.64 | 55,789 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,514 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,125 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,140 |
| Popular Royal Names | 0 | - | 4.27 | 125,233 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,115 |
| First Names of Painters | 0 | - | 4.43 | 59,983 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,195 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,588 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,306 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 275,725 |
| Countries with NO Military | 0 | - | 4.97 | 62,924 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,389 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,937 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,805 |
| Books of the Protestant Bible | 0 | - | 4.84 | 211,336 |
| Years in History by Picture | 0 | - | 4.44 | 35,689 |
| History of The Netherlands | 0 | - | 4.46 | 17,524 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,761 |
| Materials From History #2 | 0 | - | 4.59 | 31,579 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,728 |
| Name the Popes Quiz | 0 | - | 4.47 | 138,691 |
| Countries of the Popes | 0 | - | 4.79 | 128,540 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,472 |
| Events in History #2 | 0 | - | 4.49 | 71,894 |
| Events in History #3 | 0 | - | 4.41 | 71,845 |
| Events in History #4 | 0 | - | 4.44 | 44,424 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,124 |
| Assassinations in History | 0 | - | 4.21 | 66,359 |
| Famous Founders in the U.S. | 0 | - | 4.02 | 34,709 |
| Famous Seconds | 0 | - | 4.22 | 46,819 |
| Ages and Eras | 0 | - | 4.39 | 67,861 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,544 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,886 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,269 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,105 |
| Female Historical Figures | 0 | - | 4.28 | 33,324 |
| Historical Blunders | 0 | - | 4.34 | 92,627 |
| Territorial Accessions | 0 | - | 4.34 | 34,875 |
| People Known as "The Great" | 0 | - | 4.46 | 24,756 |
| This Day in History - July | 0 | - | 4.49 | 36,487 |
| This Day in History - August | 0 | - | 4.42 | 43,399 |
| This Day in History - September | 0 | - | 4.55 | 57,531 |
| This Day in History - October | 0 | - | 4.49 | 37,672 |
| This Day in History - January | 0 | - | 4.48 | 46,764 |
| This Day in History - March | 0 | - | 4.45 | 43,725 |
| Ancient Civilizations | 0 | - | 4.64 | 38,070 |
| The Places They Went #1 | 0 | - | 4.74 | 33,558 |
| Famous Inventors | 0 | - | 4.44 | 43,578 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,015,651 |
| 7 Deadly Sins | 0 | - | 4.88 | 402,568 |
| Majority Muslim Countries | 0 | - | 4.98 | 376,641 |
| Former Flags | 0 | - | 4.97 | 108,271 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,327 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 53,685 |
| Political Figures by Last Name #2 | 0 | - | 3.91 | 16,877 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,903 |
| WWII Decoder | 0 | - | 4.41 | 53,732 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,656 |
| Cold War Decoder | 0 | - | 4.83 | 52,528 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,288 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,701 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,161 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,634 |
| European History for Dummies | 0 | - | 4.83 | 90,229 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,900 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,867 |
| U.S. States by Governor | 0 | - | 4.43 | 18,104 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,738 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,748 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,605 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,974 |
| Coldest World Capitals | 0 | - | 4.95 | 134,060 |
| World Currency Quiz | 0 | - | 4.92 | 305,560 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,446 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,359 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,887 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,039 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,479 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,276 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,818 |
| Buddhist Countries | 0 | - | 4.96 | 144,843 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,100,869 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,756 |
| The 2nd Millennium BC | 0 | - | 4.64 | 20,965 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,404 |
| History Analogies #1 | 0 | - | 4.53 | 90,132 |
| History Analogies #2 | 0 | - | 4.49 | 77,369 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,835 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,282 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,186 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,371 |
| History Analogies #3 | 0 | - | 4.61 | 80,827 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,681 |
| Which Came First? | 0 | - | 4.37 | 74,965 |
| Russian History A-Z | 0 | - | 4.35 | 32,059 |
| Christopher Columbus Quiz | 0 | - | 4.23 | 8,331 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,208 |
| Random History by Country | 0 | - | 4.53 | 34,969 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 62,068 |
| Animals in World History | 0 | - | 4.74 | 44,627 |
| People - Real or Fictional? | 0 | - | 4.56 | 59,030 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,706 |
| History True or False #3 | 0 | - | 4.43 | 57,123 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,539 |
| A to Z: Legendary Creatures | 0 | - | 4.28 | 53,226 |
| WWII First Names | 0 | - | 4.45 | 41,918 |
| WWII for Dummies | 0 | - | 4.78 | 105,402 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,461 |
| Events in History #1 | 0 | - | 4.34 | 158,030 |
| Events in Ancient History | 0 | - | 4.50 | 36,111 |
| Born Here on This Date #1 | 0 | - | 3.92 | 35,424 |
| People Who Died Young #1 | 0 | - | 4.24 | 63,740 |
| Titled People Quiz #2 | 0 | - | 4.38 | 26,818 |
| Deaths by Date and Cause #1 | 0 | - | 4.38 | 95,440 |
| Deaths by Date and Cause #2 | 0 | - | 4.15 | 67,908 |
| Job Titles Quiz #2 | 0 | - | 3.62 | 37,348 |
| Famous Ships Quiz | 0 | - | 4.25 | 29,276 |
| Famous Short People | 0 | - | 4.37 | 17,999 |
| Name the Alliance | 0 | - | 4.29 | 29,868 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,332 |
| Coups d'Etat - Name the Country | 0 | - | 4.40 | 27,727 |
| Famous Documents | 0 | - | 4.05 | 21,852 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,712 |
| Legendary Deeds | 0 | - | 4.16 | 28,940 |
| Disasters in History | 0 | - | 4.40 | 25,736 |
| Executions in History | 0 | - | 4.30 | 17,011 |
| This Day in History - April | 0 | - | 4.40 | 44,497 |
| This Day in History - May | 0 | - | 4.33 | 48,446 |
| This Day in History - June | 0 | - | 4.32 | 33,527 |
| This Day in History - November | 0 | - | 4.24 | 33,635 |
| This Day in History - December | 0 | - | 4.32 | 40,571 |
| This Day in History - February | 0 | - | 4.38 | 39,845 |
| The 19th Century | 0 | - | 4.53 | 68,246 |
| The 18th Century | 0 | - | 4.53 | 53,390 |
| The 16th Century | 0 | - | 4.77 | 58,957 |
| The 9th and 10th Century | 0 | - | 4.54 | 37,761 |
| The 21st Century | 0 | - | 4.47 | 106,287 |
| Battle to Country | 0 | - | 4.91 | 53,737 |
| The Life of King David | 0 | - | 4.37 | 14,139 |
| History Multiple Choice #1 | 0 | - | 4.41 | 82,193 |
| Years in History #2 - Multiple Choice | 0 | - | 4.42 | 41,747 |
| History Multiple Choice #2 | 0 | - | 4.43 | 50,155 |
| History Multiple Choice #3 | 0 | - | 4.45 | 48,842 |
| History Multiple Choice #5 | 0 | - | 4.49 | 32,549 |
| Three Real and One Fake - World History | 0 | - | 4.44 | 38,485 |
| Trace the Route of Marco Polo on a Map | 0 | - | 5.00 | 42,486 |
| British History A-Z #1 | 0 | - | 4.45 | 46,935 |
