| All World Leaders 2026 | 0 | - | 4.94 | 20,653 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,630 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,185 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,546 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,355 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,592 |
| Historical Rulers #1 | 0 | - | 4.35 | 119,105 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,176 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 35,945 |
| Words for Leaders | 0 | - | 4.77 | 258,130 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,659 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 78,104 |
| Prime Ministers of the UK | 0 | - | 4.95 | 440,594 |
| WWII Geography | 0 | - | 4.81 | 120,648 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,869 |
| World Leaders of the World Wars | 0 | - | 4.36 | 37,927 |
| UN Secretaries-General | 0 | - | 4.40 | 7,823 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,663 |
| NATO Countries | 0 | - | 4.98 | 281,913 |
| EU Countries Quiz | 0 | - | 4.99 | 275,985 |
| Communist Countries in History | 0 | - | 4.63 | 496,851 |
| Military History Vocabulary | 0 | - | 4.91 | 67,374 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,825 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,393 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 58,668 |
| World Leaders by Picture | 0 | - | 4.36 | 266,022 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,709 |
| Prime Ministers of Australia | 0 | - | 4.50 | 32,066 |
| Name the English Monarchs | 0 | - | 4.91 | 504,467 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,970 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,630 |
| Dictators by Picture | 0 | - | 4.18 | 49,282 |
| WWII Decoder | 0 | - | 4.41 | 53,688 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,586 |
| All OPEC Countries Ever | 0 | - | 4.74 | 99,448 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,227 |
| Empires by Maps | 0 | - | 4.98 | 121,104 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 53,928 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,521 |
| WWII for Dummies | 0 | - | 4.78 | 105,254 |
| Modern-Day Axis-Occupied Countries of WWII on a Map | 0 | - | 4.99 | 86,212 |
| Countries in World War I | 0 | - | 4.88 | 228,586 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,203 |
| Political Quotes | 0 | - | 4.17 | 19,920 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,492 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,349 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,076 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,890 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,077 |
| Metals of Antiquity | 0 | - | 4.95 | 93,661 |
| Popular Royal Names | 0 | - | 4.27 | 125,127 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,907 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,583 |
| History - Did They Have It? | 0 | - | 4.84 | 62,005 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,105 |
| Name the Popes Quiz | 0 | - | 4.47 | 138,536 |
| Countries of the Popes | 0 | - | 4.79 | 128,416 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 708,885 |
| First Names of Painters | 0 | - | 4.43 | 59,939 |
| Countries in World War II | 0 | - | 4.55 | 915,508 |
| WWII Movies by Plot | 0 | - | 4.21 | 27,121 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,447 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,090 |
| Influential Women in History | 0 | - | 4.42 | 36,147 |
| Cradles of Civilization | 0 | - | 4.46 | 40,111 |
| History of The Netherlands | 0 | - | 4.46 | 17,499 |
| Materials From History #1 | 0 | - | 4.56 | 51,886 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,970 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,716 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,275 |
| Famous Explorers | 0 | - | 4.58 | 36,271 |
| Famous Empires by Description | 0 | - | 4.73 | 118,735 |
| Answers by Time Period | 0 | - | 4.64 | 55,731 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,142 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,506 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,706 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,933 |
| Countries with NO Military | 0 | - | 4.97 | 62,750 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,132 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,855 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,460 |
| 7 Deadly Sins | 0 | - | 4.88 | 401,851 |
| Books of the Protestant Bible | 0 | - | 4.84 | 210,968 |
| Majority Muslim Countries | 0 | - | 4.98 | 375,989 |
| Former Flags | 0 | - | 4.97 | 108,059 |
| Years in History by Picture | 0 | - | 4.44 | 35,641 |
| Russian History A-Z | 0 | - | 4.35 | 31,913 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,184 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,712 |
| Materials From History #2 | 0 | - | 4.59 | 31,565 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,249 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 53,625 |
| People Who Have Been Considered Gods | 0 | - | 4.49 | 24,451 |
| Political Figures by Last Name #2 | 0 | - | 3.90 | 16,830 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,513 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,878 |
| Former Capitals | 0 | - | 4.88 | 71,550 |
| Important Cities in WWII | 0 | - | 4.42 | 93,653 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,161 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,773 |
| WWII First Names | 0 | - | 4.44 | 41,867 |
| Cold War Decoder | 0 | - | 4.83 | 52,477 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,452 |
| Events in History #2 | 0 | - | 4.49 | 71,841 |
| Events in History #3 | 0 | - | 4.41 | 71,801 |
| Events in History #4 | 0 | - | 4.44 | 44,389 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,559 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,095 |
| Assassinations in History | 0 | - | 4.21 | 66,321 |
| Famous Seconds | 0 | - | 4.22 | 46,772 |
| Ages and Eras | 0 | - | 4.39 | 67,830 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,531 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,866 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,253 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,079 |
| Female Historical Figures | 0 | - | 4.28 | 33,306 |
| Historical Blunders | 0 | - | 4.34 | 92,580 |
| Territorial Accessions | 0 | - | 4.34 | 34,851 |
| People Known as "The Great" | 0 | - | 4.46 | 24,739 |
| This Day in History - July | 0 | - | 4.49 | 36,475 |
| This Day in History - August | 0 | - | 4.42 | 43,384 |
| This Day in History - September | 0 | - | 4.55 | 57,499 |
| This Day in History - October | 0 | - | 4.49 | 37,654 |
| This Day in History - January | 0 | - | 4.47 | 46,750 |
| This Day in History - March | 0 | - | 4.45 | 43,703 |
| Ancient Civilizations | 0 | - | 4.64 | 38,029 |
| The Places They Went #1 | 0 | - | 4.74 | 33,553 |
| Famous Inventors | 0 | - | 4.44 | 43,565 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,084 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,598 |
| European History for Dummies | 0 | - | 4.83 | 90,128 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,865 |
| British History A-Z #1 | 0 | - | 4.45 | 46,611 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,815 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,015,101 |
| U.S. States by Governor | 0 | - | 4.43 | 18,084 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,722 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,408 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,720 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,503 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,791 |
| Coldest World Capitals | 0 | - | 4.95 | 133,691 |
| World Currency Quiz | 0 | - | 4.92 | 304,690 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,145 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,127 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,797 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,971 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,340 |
| Countries with the Most Christians | 0 | - | 4.93 | 143,735 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,625 |
| Buddhist Countries | 0 | - | 4.96 | 144,700 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,099,690 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,103 |
| The 2nd Millennium BC | 0 | - | 4.64 | 20,927 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,380 |
| History Analogies #1 | 0 | - | 4.53 | 90,090 |
| History Analogies #2 | 0 | - | 4.49 | 77,334 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,749 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,244 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,151 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,265 |
| History Analogies #3 | 0 | - | 4.61 | 80,784 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,629 |
| Which Came First? | 0 | - | 4.37 | 74,913 |
| Random History by Country | 0 | - | 4.53 | 34,926 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 62,004 |
| Animals in World History | 0 | - | 4.74 | 44,604 |
| People - Real or Fictional? | 0 | - | 4.56 | 58,973 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,672 |
| History True or False #3 | 0 | - | 4.43 | 57,044 |
| Prime Ministers of Israel | 0 | - | 3.97 | 18,011 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,579 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,362 |
| Pope Facts | 0 | - | 4.39 | 31,314 |
| A to Z: Legendary Creatures | 0 | - | 4.27 | 53,159 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,652 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,532 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,951 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,414 |
| Events in History #1 | 0 | - | 4.34 | 157,944 |
| Events in Ancient History | 0 | - | 4.50 | 36,078 |
| People Who Died Young #1 | 0 | - | 4.24 | 63,718 |
| Deaths by Date and Cause #1 | 0 | - | 4.38 | 95,380 |
| Deaths by Date and Cause #2 | 0 | - | 4.15 | 67,861 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,251 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,617 |
| This Day in History - April | 0 | - | 4.40 | 44,483 |
| This Day in History - May | 0 | - | 4.33 | 48,418 |
| This Day in History - June | 0 | - | 4.32 | 33,514 |
| This Day in History - November | 0 | - | 4.24 | 33,623 |
| This Day in History - December | 0 | - | 4.32 | 40,555 |
| This Day in History - February | 0 | - | 4.38 | 39,822 |
| The 19th Century | 0 | - | 4.53 | 68,211 |
| The 18th Century | 0 | - | 4.53 | 53,367 |
| The 16th Century | 0 | - | 4.77 | 58,930 |
| The 9th and 10th Century | 0 | - | 4.54 | 37,740 |
| The 21st Century | 0 | - | 4.47 | 106,188 |
| Battle to Country | 0 | - | 4.91 | 53,614 |
| The Life of King David | 0 | - | 4.37 | 14,130 |
| History Multiple Choice #1 | 0 | - | 4.41 | 82,110 |
