| All World Leaders 2026 | 0 | - | 4.94 | 20,498 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,573 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,054 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,505 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,312 |
| Historical Rulers #1 | 0 | - | 4.35 | 119,050 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,130 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 35,910 |
| Words for Leaders | 0 | - | 4.77 | 257,805 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,604 |
| UN Secretaries-General | 0 | - | 4.40 | 7,815 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,651 |
| NATO Countries | 0 | - | 4.98 | 281,613 |
| EU Countries Quiz | 0 | - | 4.99 | 275,621 |
| Prime Ministers of the UK | 0 | - | 4.95 | 440,097 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,520 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,333 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 78,066 |
| Military History Vocabulary | 0 | - | 4.91 | 67,303 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,763 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,202 |
| World Leaders by Picture | 0 | - | 4.36 | 265,838 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,649 |
| World Leaders of the World Wars | 0 | - | 4.36 | 37,901 |
| Prime Ministers of Australia | 0 | - | 4.50 | 32,009 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 49,135 |
| All OPEC Countries Ever | 0 | - | 4.74 | 99,275 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,941 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,122 |
| Empires by Maps | 0 | - | 4.98 | 120,969 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 53,885 |
| WWII Geography | 0 | - | 4.81 | 120,576 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,782 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,474 |
| Name the English Monarchs | 0 | - | 4.91 | 504,004 |
| Dictators by Picture | 0 | - | 4.18 | 49,249 |
| Political Quotes | 0 | - | 4.17 | 19,911 |
| Influential Women in History | 0 | - | 4.42 | 36,070 |
| Metals of Antiquity | 0 | - | 4.95 | 93,616 |
| Cradles of Civilization | 0 | - | 4.46 | 40,039 |
| Materials From History #1 | 0 | - | 4.56 | 51,841 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,874 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,890 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,517 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,337 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,020 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,878 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 708,594 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,210 |
| Famous Explorers | 0 | - | 4.58 | 36,251 |
| Famous Empires by Description | 0 | - | 4.73 | 118,674 |
| Answers by Time Period | 0 | - | 4.64 | 55,706 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,408 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,056 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,063 |
| Popular Royal Names | 0 | - | 4.27 | 125,082 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,099 |
| First Names of Painters | 0 | - | 4.43 | 59,919 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,122 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,465 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,402 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,563 |
| Countries with NO Military | 0 | - | 4.97 | 62,660 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,980 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,804 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,273 |
| Books of the Protestant Bible | 0 | - | 4.84 | 210,785 |
| Years in History by Picture | 0 | - | 4.44 | 35,609 |
| History of The Netherlands | 0 | - | 4.46 | 17,484 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,693 |
| Materials From History #2 | 0 | - | 4.59 | 31,555 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,704 |
| Name the Popes Quiz | 0 | - | 4.47 | 138,439 |
| Countries of the Popes | 0 | - | 4.79 | 128,347 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,444 |
| Events in History #2 | 0 | - | 4.49 | 71,816 |
| Events in History #3 | 0 | - | 4.41 | 71,774 |
| Events in History #4 | 0 | - | 4.44 | 44,375 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,080 |
| Assassinations in History | 0 | - | 4.21 | 66,299 |
| Famous Seconds | 0 | - | 4.22 | 46,636 |
| Ages and Eras | 0 | - | 4.39 | 67,813 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,520 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,854 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,242 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,063 |
| Female Historical Figures | 0 | - | 4.28 | 33,297 |
| Historical Blunders | 0 | - | 4.34 | 92,559 |
| Territorial Accessions | 0 | - | 4.34 | 34,841 |
| People Known as "The Great" | 0 | - | 4.46 | 24,723 |
| This Day in History - July | 0 | - | 4.49 | 36,473 |
| This Day in History - August | 0 | - | 4.42 | 43,378 |
| This Day in History - September | 0 | - | 4.55 | 57,489 |
| This Day in History - October | 0 | - | 4.49 | 37,645 |
| This Day in History - January | 0 | - | 4.47 | 46,742 |
| This Day in History - March | 0 | - | 4.45 | 43,695 |
| Ancient Civilizations | 0 | - | 4.64 | 38,018 |
| The Places They Went #1 | 0 | - | 4.74 | 33,551 |
| Famous Inventors | 0 | - | 4.44 | 43,563 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,014,807 |
| 7 Deadly Sins | 0 | - | 4.88 | 401,550 |
| Majority Muslim Countries | 0 | - | 4.98 | 375,635 |
| Former Flags | 0 | - | 4.97 | 107,984 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,202 |
| Political Figures by Last Name #2 | 0 | - | 3.90 | 16,781 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,865 |
| WWII Decoder | 0 | - | 4.41 | 53,661 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,544 |
| Cold War Decoder | 0 | - | 4.83 | 52,449 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,154 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,482 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,041 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,575 |
| European History for Dummies | 0 | - | 4.83 | 90,081 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,847 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,779 |
| U.S. States by Governor | 0 | - | 4.43 | 18,079 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,717 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,712 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,474 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,711 |
| Coldest World Capitals | 0 | - | 4.95 | 133,662 |
| World Currency Quiz | 0 | - | 4.92 | 304,283 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,969 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,002 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,747 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,921 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,108 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,616 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,530 |
| Buddhist Countries | 0 | - | 4.96 | 144,628 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,099,225 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 321,797 |
| The 2nd Millennium BC | 0 | - | 4.64 | 20,916 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,371 |
| History Analogies #1 | 0 | - | 4.53 | 90,036 |
| History Analogies #2 | 0 | - | 4.49 | 77,295 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,712 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,229 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,143 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,211 |
| History Analogies #3 | 0 | - | 4.61 | 80,737 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,590 |
| Which Came First? | 0 | - | 4.37 | 74,889 |
| Russian History A-Z | 0 | - | 4.35 | 31,871 |
| Christopher Columbus Quiz | 0 | - | 4.23 | 8,322 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,177 |
| Random History by Country | 0 | - | 4.53 | 34,897 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,976 |
| Animals in World History | 0 | - | 4.74 | 44,579 |
| People - Real or Fictional? | 0 | - | 4.56 | 58,947 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,652 |
| History True or False #3 | 0 | - | 4.43 | 57,006 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,494 |
| A to Z: Legendary Creatures | 0 | - | 4.27 | 53,144 |
| WWII First Names | 0 | - | 4.44 | 41,848 |
| WWII for Dummies | 0 | - | 4.78 | 105,195 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,390 |
| Events in History #1 | 0 | - | 4.34 | 157,897 |
| Events in Ancient History | 0 | - | 4.50 | 36,058 |
| Born Here on This Date #1 | 0 | - | 3.92 | 35,400 |
| Famous Founders in the U.S. | 0 | - | 4.00 | 34,618 |
| People Who Died Young #1 | 0 | - | 4.24 | 63,707 |
| Titled People Quiz #2 | 0 | - | 4.38 | 26,797 |
| Deaths by Date and Cause #1 | 0 | - | 4.38 | 95,354 |
| Deaths by Date and Cause #2 | 0 | - | 4.15 | 67,839 |
| Job Titles Quiz #2 | 0 | - | 3.62 | 37,335 |
| Famous Ships Quiz | 0 | - | 4.25 | 29,265 |
| Famous Short People | 0 | - | 4.39 | 17,913 |
| Name the Alliance | 0 | - | 4.29 | 29,774 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,218 |
| Coups d'Etat - Name the Country | 0 | - | 4.40 | 27,705 |
| Famous Documents | 0 | - | 4.05 | 21,843 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,563 |
| Legendary Deeds | 0 | - | 4.16 | 28,929 |
| Disasters in History | 0 | - | 4.40 | 25,713 |
| Executions in History | 0 | - | 4.30 | 16,994 |
| This Day in History - April | 0 | - | 4.40 | 44,477 |
| This Day in History - May | 0 | - | 4.33 | 48,408 |
| This Day in History - June | 0 | - | 4.32 | 33,510 |
| This Day in History - November | 0 | - | 4.24 | 33,621 |
| This Day in History - December | 0 | - | 4.32 | 40,552 |
| This Day in History - February | 0 | - | 4.38 | 39,816 |
| The 19th Century | 0 | - | 4.53 | 68,196 |
| The 18th Century | 0 | - | 4.53 | 53,357 |
| The 16th Century | 0 | - | 4.77 | 58,924 |
| The 9th and 10th Century | 0 | - | 4.54 | 37,728 |
| The 21st Century | 0 | - | 4.47 | 106,155 |
| Battle to Country | 0 | - | 4.91 | 53,540 |
| The Life of King David | 0 | - | 4.37 | 14,128 |
| History Multiple Choice #1 | 0 | - | 4.41 | 82,080 |
| Years in History #2 - Multiple Choice | 0 | - | 4.42 | 41,710 |
| History Multiple Choice #2 | 0 | - | 4.43 | 50,100 |
| History Multiple Choice #3 | 0 | - | 4.45 | 48,798 |
| History Multiple Choice #5 | 0 | - | 4.49 | 32,515 |
| Three Real and One Fake - World History | 0 | - | 4.44 | 38,438 |
| British History A-Z #1 | 0 | - | 4.45 | 46,585 |
| Dark Ages History | 0 | - | 4.42 | 32,784 |
| 30 Historical People You Probably Don't Know | 0 | - | 4.36 | 61,107 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 338,160 |
