| All World Leaders 2026 | 0 | - | 4.95 | 21,229 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,696 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,824 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,849 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,506 |
| Historical Rulers #2 | 0 | - | 4.24 | 47,833 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,631 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,120 |
| Words for Leaders | 0 | - | 4.77 | 259,387 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,908 |
| UN Secretaries-General | 0 | - | 4.40 | 7,860 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,704 |
| NATO Countries | 0 | - | 4.98 | 284,373 |
| EU Countries Quiz | 0 | - | 4.99 | 279,305 |
| Prime Ministers of the UK | 0 | - | 4.95 | 443,537 |
| "Second Best" History Edition | 0 | - | 4.94 | 64,483 |
| World Leaders of the Cold War | 0 | - | 4.26 | 25,496 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.78 | 78,428 |
| Military History Vocabulary | 0 | - | 4.92 | 67,813 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 241,062 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,872 |
| World Leaders by Picture | 0 | - | 4.36 | 267,211 |
| Canadian Prime Ministers | 0 | - | 4.64 | 58,058 |
| World Leaders of the World Wars | 0 | - | 4.36 | 38,093 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,275 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.16 | 64,272 |
| All OPEC Countries Ever | 0 | - | 4.70 | 100,537 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,211 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,338 |
| Empires by Maps | 0 | - | 4.98 | 122,756 |
| WWII Geography | 0 | - | 4.81 | 121,583 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,567 |
| The 7 Wonders of the Ancient World | 0 | - | 4.86 | 82,691 |
| Name the English Monarchs | 0 | - | 4.91 | 507,818 |
| Dictators by Picture | 0 | - | 4.18 | 49,462 |
| Political Quotes | 0 | - | 4.17 | 19,964 |
| Influential Women in History | 0 | - | 4.43 | 36,619 |
| Metals of Antiquity | 0 | - | 4.95 | 94,076 |
| Cradles of Civilization | 0 | - | 4.46 | 40,579 |
| Materials From History #1 | 0 | - | 4.56 | 52,156 |
| Materials From History #2 | 0 | - | 4.59 | 31,649 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,260 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,380 |
| History: What Came First? #1 | 0 | - | 4.87 | 106,215 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,386 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,197 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,960 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 711,045 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,390 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,801 |
| Famous Explorers | 0 | - | 4.58 | 36,421 |
| Famous Empires by Description | 0 | - | 4.74 | 119,104 |
| Answers by Time Period | 0 | - | 4.64 | 55,959 |
| Coups d'Etat - Name the Country | 0 | - | 4.44 | 42,542 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,748 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,273 |
| Top 10 Oldest African Countries | 0 | - | 4.87 | 28,339 |
| Popular Royal Names | 0 | - | 4.27 | 125,501 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,148 |
| First Names of Painters | 0 | - | 4.43 | 60,135 |
| Name a Valid Year in History | 0 | - | 4.93 | 68,223 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,346 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,831 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 292,249 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 278,452 |
| Countries with NO Military | 0 | - | 4.97 | 63,714 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 150,188 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,266 |
| Top Five Countries by Religion | 0 | - | 4.93 | 174,022 |
| Books of the Protestant Bible | 0 | - | 4.85 | 212,516 |
| Years in History by Picture | 0 | - | 4.45 | 35,978 |
| History of The Netherlands | 0 | - | 4.46 | 17,583 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,923 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,778 |
| Name the Popes Quiz | 0 | - | 4.47 | 139,163 |
| Countries of the Popes | 0 | - | 4.78 | 128,967 |
| Events in History #2 | 0 | - | 4.49 | 72,059 |
| Events in History #3 | 0 | - | 4.41 | 71,978 |
| Events in History #4 | 0 | - | 4.44 | 44,544 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,203 |
| Assassinations in History | 0 | - | 4.21 | 66,487 |
| Famous Founders in the U.S. | 0 | - | 4.03 | 34,855 |
| Famous Seconds | 0 | - | 4.22 | 46,902 |
| Ages and Eras | 0 | - | 4.39 | 67,990 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,590 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,957 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,339 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,190 |
| Female Historical Figures | 0 | - | 4.28 | 33,420 |
| Historical Blunders | 0 | - | 4.34 | 92,774 |
| Territorial Accessions | 0 | - | 4.34 | 34,970 |
| People Known as "The Great" | 0 | - | 4.46 | 24,821 |
| This Day in History - July | 0 | - | 4.49 | 36,535 |
| This Day in History - August | 0 | - | 4.42 | 43,460 |
| This Day in History - September | 0 | - | 4.55 | 57,610 |
| This Day in History - October | 0 | - | 4.49 | 37,710 |
| This Day in History - January | 0 | - | 4.48 | 46,829 |
| This Day in History - March | 0 | - | 4.45 | 43,775 |
| Ancient Civilizations | 0 | - | 4.64 | 38,183 |
| The Places They Went #1 | 0 | - | 4.74 | 33,591 |
| Famous Inventors | 0 | - | 4.44 | 43,623 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,017,381 |
| People Portrayed by Andy Warhol | 0 | - | 4.35 | 38,329 |
| 2010s Obituaries | 0 | - | 4.46 | 26,370 |
| 7 Deadly Sins | 0 | - | 4.88 | 405,195 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,810 |
| Former Flags | 0 | - | 4.97 | 108,920 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,547 |
| Political Figures by Last Name #2 | 0 | - | 3.91 | 16,950 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.46 | 26,978 |
| WWII Decoder | 0 | - | 4.41 | 53,938 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 56,009 |
| Cold War Decoder | 0 | - | 4.83 | 52,735 |
| Countries Invaded by the USSR | 0 | - | 4.30 | 94,548 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,381 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,744 |
| European History for Dummies | 0 | - | 4.83 | 90,528 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 32,016 |
| Houses of British Monarchs | 0 | - | 4.54 | 66,057 |
| U.S. States by Governor | 0 | - | 4.43 | 18,131 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,795 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,820 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,810 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,564 |
| Coldest World Capitals | 0 | - | 4.95 | 134,383 |
| World Currency Quiz | 0 | - | 4.92 | 308,022 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,660 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 125,214 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,347 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,309 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,908 |
| Countries with the Most Christians | 0 | - | 4.93 | 145,074 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,451 |
| Buddhist Countries | 0 | - | 4.96 | 145,357 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,104,304 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,699 |
| The 2nd Millennium BC | 0 | - | 4.64 | 21,053 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,490 |
| History Analogies #1 | 0 | - | 4.53 | 90,432 |
| History Analogies #2 | 0 | - | 4.49 | 77,554 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 153,116 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,393 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,265 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,622 |
| History Analogies #3 | 0 | - | 4.61 | 80,995 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.74 | 58,854 |
| Which Came First? | 0 | - | 4.37 | 75,106 |
| Russian History A-Z | 0 | - | 4.35 | 32,340 |
| Christopher Columbus Quiz | 0 | - | 4.26 | 8,357 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,266 |
| Random History by Country | 0 | - | 4.53 | 35,044 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 62,234 |
| Animals in World History | 0 | - | 4.74 | 44,737 |
| People - Real or Fictional? | 0 | - | 4.56 | 59,203 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,815 |
| History True or False #3 | 0 | - | 4.43 | 57,350 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,600 |
| A to Z: Legendary Creatures | 0 | - | 4.28 | 53,383 |
| WWII First Names | 0 | - | 4.45 | 42,033 |
| WWII for Dummies | 0 | - | 4.78 | 105,945 |
| 1950s Decade Quiz | 0 | - | 4.42 | 49,812 |
| 1960s Decade Quiz #2 | 0 | - | 4.45 | 45,638 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,634 |
| Events in History #1 | 0 | - | 4.35 | 158,288 |
| Events in Ancient History | 0 | - | 4.50 | 36,241 |
| Born Here on This Date #1 | 0 | - | 3.92 | 35,459 |
| People Who Died Young #1 | 0 | - | 4.24 | 63,809 |
| Titled People Quiz #2 | 0 | - | 4.38 | 26,856 |
| Deaths by Date and Cause #1 | 0 | - | 4.38 | 95,609 |
| Deaths by Date and Cause #2 | 0 | - | 4.16 | 68,053 |
| Job Titles Quiz #2 | 0 | - | 3.62 | 37,379 |
| Famous Ships Quiz | 0 | - | 4.25 | 29,311 |
| Famous Short People | 0 | - | 4.37 | 18,129 |
| Name the Alliance | 0 | - | 4.29 | 30,066 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,605 |
| Famous Documents | 0 | - | 4.05 | 21,879 |
| Countries That Were Invaded | 0 | - | 4.55 | 98,388 |
| Legendary Deeds | 0 | - | 4.16 | 28,966 |
| Disasters in History | 0 | - | 4.40 | 25,769 |
| Executions in History | 0 | - | 4.30 | 17,035 |
| This Day in History - April | 0 | - | 4.40 | 44,537 |
| This Day in History - May | 0 | - | 4.33 | 48,492 |
| This Day in History - June | 0 | - | 4.32 | 33,564 |
| This Day in History - November | 0 | - | 4.24 | 33,662 |
| This Day in History - December | 0 | - | 4.32 | 40,621 |
| This Day in History - February | 0 | - | 4.38 | 39,896 |
| The 9th and 10th Century | 0 | - | 4.54 | 37,815 |
| Battle to Country | 0 | - | 4.91 | 54,182 |
| The Life of King David | 0 | - | 4.37 | 14,153 |
| History Multiple Choice #1 | 0 | - | 4.41 | 82,442 |
| Years in History #2 - Multiple Choice | 0 | - | 4.42 | 41,857 |
| History Multiple Choice #2 | 0 | - | 4.43 | 50,256 |
| History Multiple Choice #3 | 0 | - | 4.45 | 48,950 |
| History Multiple Choice #5 | 0 | - | 4.49 | 32,645 |
| Three Real and One Fake - World History | 0 | - | 4.44 | 38,564 |
| British History A-Z #1 | 0 | - | 4.45 | 47,377 |
| Dark Ages History | 0 | - | 4.42 | 32,845 |
| 30 Historical People You Probably Don't Know | 0 | - | 4.36 | 61,334 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 341,330 |
| 2016 Obituaries | 0 | - | 4.07 | 18,282 |
