| All World Leaders 2026 | 0 | - | 4.95 | 21,221 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,822 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,837 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,504 |
| Historical Rulers #2 | 0 | - | 4.24 | 47,831 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,628 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,401 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,119 |
| Words for Leaders | 0 | - | 4.77 | 259,378 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,900 |
| UN Secretaries-General | 0 | - | 4.40 | 7,859 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,704 |
| NATO Countries | 0 | - | 4.98 | 284,341 |
| EU Countries Quiz | 0 | - | 4.99 | 279,270 |
| Prime Ministers of the UK | 0 | - | 4.95 | 443,503 |
| "Second Best" History Edition | 0 | - | 4.94 | 64,475 |
| World Leaders of the Cold War | 0 | - | 4.26 | 25,495 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.78 | 78,420 |
| Military History Vocabulary | 0 | - | 4.92 | 67,807 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 241,052 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,868 |
| World Leaders by Picture | 0 | - | 4.36 | 267,188 |
| 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 | 32,274 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.16 | 64,263 |
| All OPEC Countries Ever | 0 | - | 4.70 | 100,526 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,204 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,323 |
| Empires by Maps | 0 | - | 4.98 | 122,739 |
| WWII Geography | 0 | - | 4.81 | 121,574 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,559 |
| The 7 Wonders of the Ancient World | 0 | - | 4.86 | 82,688 |
| Name the English Monarchs | 0 | - | 4.91 | 507,768 |
| Dictators by Picture | 0 | - | 4.18 | 49,461 |
| Political Quotes | 0 | - | 4.17 | 19,964 |
| Influential Women in History | 0 | - | 4.43 | 36,615 |
| Metals of Antiquity | 0 | - | 4.95 | 94,071 |
| Cradles of Civilization | 0 | - | 4.46 | 40,575 |
| Materials From History #1 | 0 | - | 4.56 | 52,154 |
| Materials From History #2 | 0 | - | 4.59 | 31,647 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,258 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,374 |
| History: What Came First? #1 | 0 | - | 4.87 | 106,211 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,385 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,197 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,956 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 711,018 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,353 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,793 |
| Famous Explorers | 0 | - | 4.58 | 36,421 |
| Famous Empires by Description | 0 | - | 4.74 | 119,099 |
| Answers by Time Period | 0 | - | 4.64 | 55,957 |
| Coups d'Etat - Name the Country | 0 | - | 4.44 | 42,528 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,745 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,273 |
| Top 10 Oldest African Countries | 0 | - | 4.87 | 28,336 |
| Popular Royal Names | 0 | - | 4.27 | 125,495 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,148 |
| First Names of Painters | 0 | - | 4.43 | 60,133 |
| Name a Valid Year in History | 0 | - | 4.93 | 68,217 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,340 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,828 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 292,223 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 278,409 |
| Countries with NO Military | 0 | - | 4.97 | 63,702 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 150,167 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,259 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,997 |
| Books of the Protestant Bible | 0 | - | 4.85 | 212,492 |
| Years in History by Picture | 0 | - | 4.45 | 35,971 |
| History of The Netherlands | 0 | - | 4.46 | 17,582 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,920 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,775 |
| Name the Popes Quiz | 0 | - | 4.47 | 139,152 |
| Countries of the Popes | 0 | - | 4.78 | 128,959 |
| Events in History #2 | 0 | - | 4.49 | 72,057 |
| Events in History #3 | 0 | - | 4.41 | 71,975 |
| Events in History #4 | 0 | - | 4.44 | 44,542 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,202 |
| Assassinations in History | 0 | - | 4.21 | 66,487 |
| Famous Founders in the U.S. | 0 | - | 4.03 | 34,852 |
| 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 | 76,187 |
| Female Historical Figures | 0 | - | 4.28 | 33,418 |
| Historical Blunders | 0 | - | 4.34 | 92,772 |
| Territorial Accessions | 0 | - | 4.34 | 34,969 |
| People Known as "The Great" | 0 | - | 4.46 | 24,821 |
| This Day in History - July | 0 | - | 4.49 | 36,534 |
| This Day in History - August | 0 | - | 4.42 | 43,458 |
| This Day in History - September | 0 | - | 4.55 | 57,609 |
| This Day in History - October | 0 | - | 4.49 | 37,709 |
| This Day in History - January | 0 | - | 4.48 | 46,827 |
| This Day in History - March | 0 | - | 4.45 | 43,774 |
| 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 | 1,017,350 |
| People Portrayed by Andy Warhol | 0 | - | 4.35 | 38,321 |
| 2010s Obituaries | 0 | - | 4.46 | 26,339 |
| 7 Deadly Sins | 0 | - | 4.88 | 405,160 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,760 |
| Former Flags | 0 | - | 4.97 | 108,908 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,541 |
| Political Figures by Last Name #2 | 0 | - | 3.91 | 16,949 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.46 | 26,975 |
| WWII Decoder | 0 | - | 4.41 | 53,936 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 56,003 |
| Cold War Decoder | 0 | - | 4.83 | 52,731 |
| Countries Invaded by the USSR | 0 | - | 4.30 | 94,545 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,377 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,743 |
| European History for Dummies | 0 | - | 4.83 | 90,523 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 32,015 |
| Houses of British Monarchs | 0 | - | 4.54 | 66,053 |
| U.S. States by Governor | 0 | - | 4.43 | 18,131 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,792 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,819 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,806 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,548 |
| Coldest World Capitals | 0 | - | 4.95 | 134,377 |
| World Currency Quiz | 0 | - | 4.92 | 307,969 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,611 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 125,185 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,338 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,299 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,895 |
| Countries with the Most Christians | 0 | - | 4.93 | 145,049 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,438 |
| Buddhist Countries | 0 | - | 4.96 | 145,343 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,104,251 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 324,657 |
| The 2nd Millennium BC | 0 | - | 4.64 | 21,053 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,489 |
| History Analogies #1 | 0 | - | 4.53 | 90,428 |
| History Analogies #2 | 0 | - | 4.49 | 77,553 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 153,102 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,388 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,262 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,619 |
| History Analogies #3 | 0 | - | 4.61 | 80,994 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.74 | 58,849 |
| Which Came First? | 0 | - | 4.37 | 75,105 |
| Russian History A-Z | 0 | - | 4.35 | 32,337 |
| Christopher Columbus Quiz | 0 | - | 4.26 | 8,357 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,265 |
| Random History by Country | 0 | - | 4.53 | 35,044 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 62,233 |
| Animals in World History | 0 | - | 4.74 | 44,734 |
| People - Real or Fictional? | 0 | - | 4.56 | 59,199 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,812 |
| History True or False #3 | 0 | - | 4.43 | 57,344 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,597 |
| A to Z: Legendary Creatures | 0 | - | 4.28 | 53,383 |
| WWII First Names | 0 | - | 4.45 | 42,032 |
| WWII for Dummies | 0 | - | 4.78 | 105,940 |
| 1950s Decade Quiz | 0 | - | 4.42 | 49,809 |
| 1960s Decade Quiz #2 | 0 | - | 4.45 | 45,631 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,633 |
| Events in History #1 | 0 | - | 4.35 | 158,284 |
| Events in Ancient History | 0 | - | 4.50 | 36,238 |
| 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 | 95,608 |
| Deaths by Date and Cause #2 | 0 | - | 4.16 | 68,052 |
| Job Titles Quiz #2 | 0 | - | 3.62 | 37,378 |
| Famous Ships Quiz | 0 | - | 4.25 | 29,309 |
| Famous Short People | 0 | - | 4.37 | 18,128 |
| Name the Alliance | 0 | - | 4.29 | 30,061 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,597 |
| Famous Documents | 0 | - | 4.05 | 21,879 |
| Countries That Were Invaded | 0 | - | 4.55 | 98,377 |
| 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 | 44,535 |
| This Day in History - May | 0 | - | 4.33 | 48,490 |
| This Day in History - June | 0 | - | 4.32 | 33,563 |
| This Day in History - November | 0 | - | 4.24 | 33,661 |
| This Day in History - December | 0 | - | 4.32 | 40,619 |
| This Day in History - February | 0 | - | 4.38 | 39,894 |
| The 9th and 10th Century | 0 | - | 4.54 | 37,813 |
| Battle to Country | 0 | - | 4.91 | 54,177 |
| The Life of King David | 0 | - | 4.37 | 14,153 |
| History Multiple Choice #1 | 0 | - | 4.41 | 82,438 |
| Years in History #2 - Multiple Choice | 0 | - | 4.42 | 41,855 |
| History Multiple Choice #2 | 0 | - | 4.43 | 50,252 |
| History Multiple Choice #3 | 0 | - | 4.45 | 48,947 |
| History Multiple Choice #5 | 0 | - | 4.49 | 32,643 |
| Three Real and One Fake - World History | 0 | - | 4.44 | 38,563 |
| British History A-Z #1 | 0 | - | 4.45 | 47,374 |
| Dark Ages History | 0 | - | 4.42 | 32,845 |
| 30 Historical People You Probably Don't Know | 0 | - | 4.36 | 61,333 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 341,301 |
| 2016 Obituaries | 0 | - | 4.07 | 18,279 |
