| Prime Ministers of the UK | 0 | - | 4.95 | 442,076 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,154 |
| All World Leaders 2026 | 0 | - | 4.95 | 20,975 |
| Political Figures by Last Name #2 | 0 | - | 3.91 | 16,905 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 491,867 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 715,767 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,892 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,748 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,187 |
| World Leaders by Picture | 0 | - | 4.36 | 266,673 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,553 |
| Dictators by Picture | 0 | - | 4.18 | 49,391 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,605 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,431 |
| Historical Rulers #2 | 0 | - | 4.24 | 47,760 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,514 |
| Words for Leaders | 0 | - | 4.77 | 258,822 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,309 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,049 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,788 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,924 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,437,172 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,372 |
| UN Secretaries-General | 0 | - | 4.40 | 7,842 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,688 |
| Biblical Names Still Popular Today | 0 | - | 4.28 | 51,594 |
| "Second Best" History Edition | 0 | - | 4.94 | 64,125 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,126 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,746 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,002 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,489 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,436 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.78 | 78,273 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,924 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 61,053 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,474 |
| Superhero Nicknames | 0 | - | 4.21 | 61,827 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,791 |
| Empires by Maps | 0 | - | 4.98 | 121,939 |
| World Leaders of the World Wars | 0 | - | 4.36 | 38,019 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,527 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.15 | 63,904 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,388 |
| Name the Popes Quiz | 0 | - | 4.47 | 138,869 |
| Countries of the Popes | 0 | - | 4.79 | 128,689 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,109 |
| The 7 Wonders of the Ancient World | 0 | - | 4.86 | 82,601 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,487 |
| NFL Football Last Names | 0 | - | 4.43 | 172,023 |
| Bible Quotes Quiz #1 | 0 | - | 4.42 | 62,135 |
| Bible Quotes Quiz #3 | 0 | - | 4.47 | 43,686 |
| Brand Logos Quiz #2 | 0 | - | 4.70 | 1,697,526 |
| Brand Logos Quiz #4 | 0 | - | 4.45 | 1,017,406 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,354 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,508 |
| Metals of Antiquity | 0 | - | 4.95 | 93,886 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,111 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,917 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,636 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 709,975 |
| First Names of Painters | 0 | - | 4.43 | 60,039 |
| Political Movements by Country | 0 | - | 4.46 | 72,752 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 439,591 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,602 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,673 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,721 |
| Game of Thrones Last Names | 0 | - | 4.53 | 103,241 |
| Signs of the Zodiac Quiz | 0 | - | 4.46 | 227,564 |
| Name the Constellations | 0 | - | 4.60 | 47,248 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,208 |
| Influential Women in History | 0 | - | 4.43 | 36,443 |
| Cradles of Civilization | 0 | - | 4.46 | 40,416 |
| Materials From History #1 | 0 | - | 4.56 | 52,036 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,227 |
| Prime Ministers of Israel | 0 | - | 3.97 | 18,061 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,563 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,953 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,581 |
| Famous Explorers | 0 | - | 4.58 | 36,363 |
| Famous Empires by Description | 0 | - | 4.73 | 118,956 |
| Answers by Time Period | 0 | - | 4.64 | 55,856 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,619 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,248 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,690 |
| NATO Countries | 0 | - | 4.98 | 283,206 |
| EU Countries Quiz | 0 | - | 4.99 | 277,615 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,134 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,591 |
| NBA Basketball Nicknames Quiz #1 | 0 | - | 4.20 | 149,747 |
| NBA Basketball Nicknames #2 | 0 | - | 4.09 | 57,830 |
| Countries as U.S. First Names | 0 | - | 4.31 | 78,423 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,956 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,950 |
| Most Common First Names in Spain | 0 | - | 4.33 | 55,209 |
| NBA Players by Last Name | 0 | - | 4.30 | 85,360 |
| Bible Quotes Quiz #2 | 0 | - | 4.27 | 53,040 |
| Bible Quotes Quiz #4 | 0 | - | 4.33 | 33,600 |
| The Bible - Who Said That? | 0 | - | 4.51 | 24,787 |
| American Corporate Slogans #1 | 0 | - | 4.06 | 65,451 |
| American Corporate Slogans #2 | 0 | - | 4.06 | 59,769 |
| Highest Grossing Superhero Movies | 0 | - | 4.37 | 167,376 |
| MCU Actors by Picture | 0 | - | 4.45 | 84,810 |
| Marketing Slogans for Animals | 0 | - | 4.48 | 29,363 |
| Brand Logos Quiz #5 | 0 | - | 4.37 | 1,069,253 |
| Brand Logos Quiz #6 | 0 | - | 4.30 | 788,033 |
| Strongest Nation Brands | 0 | - | 4.50 | 37,794 |
| Brand Logos Quiz #3 | 0 | - | 4.32 | 1,230,407 |
| Brand Logos Quiz #8 | 0 | - | 4.36 | 533,703 |
| Brand Logos Quiz #7 | 0 | - | 4.37 | 612,587 |
| Random Brand Logos | 0 | - | 4.45 | 404,614 |
| Name a Valid Answer - British History | 0 | - | 4.57 | 15,234 |
| Former Flags | 0 | - | 4.97 | 108,504 |
| Years in History by Picture | 0 | - | 4.45 | 35,772 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,822 |
| Materials From History #2 | 0 | - | 4.59 | 31,605 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,413 |
| Pope Facts | 0 | - | 4.39 | 31,378 |
| Flags of WW1 | 0 | - | 4.60 | 38,666 |
| Cold War Decoder | 0 | - | 4.83 | 52,621 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,491 |
| Events in History #2 | 0 | - | 4.49 | 71,946 |
| Events in History #3 | 0 | - | 4.41 | 71,888 |
| Events in History #4 | 0 | - | 4.44 | 44,468 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,874 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,158 |
| Assassinations in History | 0 | - | 4.21 | 66,414 |
| Famous Founders in the U.S. | 0 | - | 4.02 | 34,773 |
| Famous Seconds | 0 | - | 4.22 | 46,853 |
| Ages and Eras | 0 | - | 4.39 | 67,914 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,564 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,915 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,293 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,136 |
| Coups d'Etat - Name the Country | 0 | - | 4.44 | 39,362 |
| Female Historical Figures | 0 | - | 4.28 | 33,367 |
| Historical Blunders | 0 | - | 4.34 | 92,689 |
| Territorial Accessions | 0 | - | 4.34 | 34,914 |
| People Known as "The Great" | 0 | - | 4.46 | 24,783 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,329 |
| Political Quotes | 0 | - | 4.17 | 19,946 |
| This Day in History - July | 0 | - | 4.49 | 36,507 |
| This Day in History - August | 0 | - | 4.42 | 43,419 |
| This Day in History - September | 0 | - | 4.55 | 57,555 |
| This Day in History - October | 0 | - | 4.49 | 37,683 |
| This Day in History - January | 0 | - | 4.48 | 46,787 |
| This Day in History - March | 0 | - | 4.45 | 43,741 |
| Ancient Civilizations | 0 | - | 4.64 | 38,119 |
| Military History Vocabulary | 0 | - | 4.91 | 67,601 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,125 |
| The Places They Went #1 | 0 | - | 4.74 | 33,573 |
| Famous Inventors | 0 | - | 4.44 | 43,593 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,227 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,657 |
| European History for Dummies | 0 | - | 4.83 | 90,351 |
| British History Quiz for Dummies | 0 | - | 4.70 | 79,019 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,016,292 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,772 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 29,013 |
| Unusual NBA Names | 0 | - | 3.81 | 192,308 |
| Unusual NFL First Names | 0 | - | 3.60 | 47,812 |
| NFL Team Nicknames | 0 | - | 3.89 | 93,218 |
| Country Nicknames | 0 | - | 3.94 | 98,047 |
| Rappers Real Names | 0 | - | 4.09 | 72,340 |
| Quotes of Jesus | 0 | - | 4.23 | 13,887 |
| Horror Movie Quotes Quiz | 0 | - | 4.19 | 51,411 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,103 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,522 |
| MCU Characters by Screen Time | 0 | - | 4.23 | 109,738 |
| Brand-Name Animals | 0 | - | 4.16 | 74,663 |
| Clothing Brand Logos | 0 | - | 4.24 | 225,504 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,884 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,046 |
| Soft Drink Brand Logos | 0 | - | 4.24 | 176,123 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 67,574 |
| The 2nd Millennium BC | 0 | - | 4.64 | 20,997 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,432 |
| History Analogies #1 | 0 | - | 4.53 | 90,369 |
| History Analogies #2 | 0 | - | 4.49 | 77,486 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,940 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,317 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,206 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,470 |
| History Analogies #3 | 0 | - | 4.61 | 80,930 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,735 |
| Which Came First? | 0 | - | 4.37 | 75,020 |
| Random History by Country | 0 | - | 4.53 | 34,990 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 62,128 |
| Animals in World History | 0 | - | 4.74 | 44,663 |
| People - Real or Fictional? | 0 | - | 4.56 | 59,093 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,748 |
| History True or False #3 | 0 | - | 4.43 | 57,213 |
| A to Z: Legendary Creatures | 0 | - | 4.28 | 53,280 |
| Arthurian Legend | 0 | - | 4.33 | 25,170 |
| WWII Geography | 0 | - | 4.81 | 120,925 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,657 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,195 |
| Territory Changes in World War I | 0 | - | 4.88 | 47,153 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,532 |
| Events in History #1 | 0 | - | 4.35 | 158,123 |
| Events in Ancient History | 0 | - | 4.50 | 36,159 |
