| Prime Ministers of the UK | 0 | - | 4.95 | 440,964 |
| All World Leaders 2026 | 0 | - | 4.94 | 20,763 |
| Political Figures by Last Name #2 | 0 | - | 3.91 | 16,866 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 491,079 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 714,825 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,757 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,668 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,105 |
| World Leaders by Picture | 0 | - | 4.36 | 266,212 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,296 |
| Dictators by Picture | 0 | - | 4.18 | 49,324 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,562 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,382 |
| Historical Rulers #2 | 0 | - | 4.27 | 47,630 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,151 |
| Words for Leaders | 0 | - | 4.77 | 258,344 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,221 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 35,982 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,701 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,902 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,432,041 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,365 |
| UN Secretaries-General | 0 | - | 4.40 | 7,832 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,670 |
| Biblical Names Still Popular Today | 0 | - | 4.28 | 51,534 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,720 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,112 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,723 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,662 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,108 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,381 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 78,154 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,892 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,919 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,401 |
| Superhero Nicknames | 0 | - | 4.21 | 61,767 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,352 |
| Empires by Maps | 0 | - | 4.98 | 121,282 |
| World Leaders of the World Wars | 0 | - | 4.36 | 37,959 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,337 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.15 | 62,728 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,371 |
| Name the Popes Quiz | 0 | - | 4.47 | 138,627 |
| Countries of the Popes | 0 | - | 4.79 | 128,481 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 53,965 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,511 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,368 |
| NFL Football Last Names | 0 | - | 4.43 | 171,856 |
| Bible Quotes Quiz #1 | 0 | - | 4.42 | 62,044 |
| Bible Quotes Quiz #3 | 0 | - | 4.47 | 43,638 |
| Brand Logos Quiz #2 | 0 | - | 4.70 | 1,694,705 |
| Brand Logos Quiz #4 | 0 | - | 4.45 | 1,015,661 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,794 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,914 |
| Metals of Antiquity | 0 | - | 4.95 | 93,713 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,951 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,658 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,597 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 709,209 |
| First Names of Painters | 0 | - | 4.43 | 59,964 |
| Political Movements by Country | 0 | - | 4.46 | 72,674 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 438,659 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,484 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,641 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,646 |
| Game of Thrones Last Names | 0 | - | 4.53 | 103,129 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 226,757 |
| Name the Constellations | 0 | - | 4.58 | 45,148 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,120 |
| Influential Women in History | 0 | - | 4.42 | 36,185 |
| Cradles of Civilization | 0 | - | 4.46 | 40,138 |
| Materials From History #1 | 0 | - | 4.56 | 51,916 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,028 |
| Prime Ministers of Israel | 0 | - | 3.97 | 18,031 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,532 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,896 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,333 |
| Famous Explorers | 0 | - | 4.58 | 36,280 |
| Famous Empires by Description | 0 | - | 4.73 | 118,793 |
| Answers by Time Period | 0 | - | 4.64 | 55,766 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,519 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,176 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,547 |
| NATO Countries | 0 | - | 4.98 | 282,232 |
| EU Countries Quiz | 0 | - | 4.99 | 276,397 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,077 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,572 |
| NBA Basketball Nicknames Quiz #1 | 0 | - | 4.23 | 149,592 |
| NBA Basketball Nicknames #2 | 0 | - | 4.09 | 57,747 |
| Countries as U.S. First Names | 0 | - | 4.31 | 78,277 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,869 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,887 |
| Most Common First Names in Spain | 0 | - | 4.31 | 53,085 |
| NBA Players by Last Name | 0 | - | 4.30 | 85,151 |
| Bible Quotes Quiz #2 | 0 | - | 4.27 | 53,001 |
| Bible Quotes Quiz #4 | 0 | - | 4.33 | 33,574 |
| The Bible - Who Said That? | 0 | - | 4.51 | 24,760 |
| American Corporate Slogans #1 | 0 | - | 4.06 | 65,421 |
| American Corporate Slogans #2 | 0 | - | 4.06 | 59,752 |
| Highest Grossing Superhero Movies | 0 | - | 4.37 | 167,190 |
| MCU Actors by Picture | 0 | - | 4.45 | 84,595 |
| Marketing Slogans for Animals | 0 | - | 4.48 | 29,324 |
| Brand Logos Quiz #5 | 0 | - | 4.37 | 1,067,446 |
| Brand Logos Quiz #6 | 0 | - | 4.30 | 786,677 |
| Strongest Nation Brands | 0 | - | 4.50 | 37,713 |
| Brand Logos Quiz #3 | 0 | - | 4.32 | 1,228,626 |
| Brand Logos Quiz #8 | 0 | - | 4.36 | 532,730 |
| Brand Logos Quiz #7 | 0 | - | 4.37 | 611,484 |
| Random Brand Logos | 0 | - | 4.45 | 403,824 |
| Name a Valid Answer - British History | 0 | - | 4.57 | 15,205 |
| Former Flags | 0 | - | 4.97 | 108,166 |
| Years in History by Picture | 0 | - | 4.44 | 35,669 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,740 |
| Materials From History #2 | 0 | - | 4.59 | 31,574 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,291 |
| Pope Facts | 0 | - | 4.39 | 31,324 |
| Flags of WW1 | 0 | - | 4.60 | 38,574 |
| Cold War Decoder | 0 | - | 4.83 | 52,495 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,465 |
| Events in History #2 | 0 | - | 4.49 | 71,879 |
| Events in History #3 | 0 | - | 4.41 | 71,831 |
| Events in History #4 | 0 | - | 4.44 | 44,414 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,629 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,109 |
| Assassinations in History | 0 | - | 4.21 | 66,342 |
| Famous Seconds | 0 | - | 4.22 | 46,807 |
| Ages and Eras | 0 | - | 4.39 | 67,848 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,537 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,880 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,262 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,095 |
| Female Historical Figures | 0 | - | 4.28 | 33,312 |
| Historical Blunders | 0 | - | 4.34 | 92,607 |
| Territorial Accessions | 0 | - | 4.34 | 34,866 |
| People Known as "The Great" | 0 | - | 4.46 | 24,751 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,299 |
| Political Quotes | 0 | - | 4.17 | 19,927 |
| This Day in History - July | 0 | - | 4.49 | 36,482 |
| This Day in History - August | 0 | - | 4.42 | 43,390 |
| This Day in History - September | 0 | - | 4.55 | 57,516 |
| This Day in History - October | 0 | - | 4.49 | 37,665 |
| This Day in History - January | 0 | - | 4.48 | 46,760 |
| This Day in History - March | 0 | - | 4.45 | 43,717 |
| Ancient Civilizations | 0 | - | 4.64 | 38,056 |
| Military History Vocabulary | 0 | - | 4.91 | 67,460 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,066 |
| The Places They Went #1 | 0 | - | 4.74 | 33,555 |
| Famous Inventors | 0 | - | 4.44 | 43,572 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,128 |
| European History for Dummies | 0 | - | 4.83 | 90,181 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,862 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,015,380 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,493 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 28,949 |
| Unusual NBA Names | 0 | - | 3.81 | 192,162 |
| Unusual NFL First Names | 0 | - | 3.60 | 47,791 |
| NFL Team Nicknames | 0 | - | 3.89 | 93,171 |
| Country Nicknames | 0 | - | 3.95 | 98,010 |
| Rappers Real Names | 0 | - | 4.09 | 72,157 |
| Soft Drink Brand Logos | 0 | - | 4.24 | 175,812 |
| Quotes of Jesus | 0 | - | 4.23 | 13,869 |
| Horror Movie Quotes Quiz | 0 | - | 4.19 | 51,357 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,585 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,279 |
| MCU Characters by Screen Time | 0 | - | 4.23 | 109,456 |
| Brand-Name Animals | 0 | - | 4.16 | 74,599 |
| Clothing Brand Logos | 0 | - | 4.24 | 224,945 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,835 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,776 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 67,389 |
| The 2nd Millennium BC | 0 | - | 4.64 | 20,943 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,393 |
| History Analogies #1 | 0 | - | 4.53 | 90,116 |
| History Analogies #2 | 0 | - | 4.49 | 77,354 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,800 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,270 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,174 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,332 |
| History Analogies #3 | 0 | - | 4.61 | 80,803 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,660 |
| Which Came First? | 0 | - | 4.37 | 74,947 |
| Random History by Country | 0 | - | 4.53 | 34,950 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 62,035 |
| Animals in World History | 0 | - | 4.74 | 44,616 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,685 |
| History True or False #3 | 0 | - | 4.43 | 57,081 |
| A to Z: Legendary Creatures | 0 | - | 4.28 | 53,197 |
| Arthurian Legend | 0 | - | 4.33 | 25,140 |
| WWII Geography | 0 | - | 4.81 | 120,718 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,558 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,958 |
| Territory Changes in World War I | 0 | - | 4.87 | 47,005 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,439 |
| Events in History #1 | 0 | - | 4.34 | 158,001 |
| Events in Ancient History | 0 | - | 4.50 | 36,097 |
| People Who Died Young #1 | 0 | - | 4.24 | 63,732 |
| Deaths by Date and Cause #1 | 0 | - | 4.38 | 95,406 |
| Deaths by Date and Cause #2 | 0 | - | 4.15 | 67,878 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,294 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,679 |
