| Prime Ministers of the UK | 0 | - | 4.95 | 440,214 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,027 |
| All World Leaders 2026 | 0 | - | 4.94 | 20,515 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 490,566 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 714,023 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,659 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,581 |
| Prime Ministers of Australia | 0 | - | 4.50 | 32,015 |
| World Leaders by Picture | 0 | - | 4.36 | 265,874 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,085 |
| Dictators by Picture | 0 | - | 4.18 | 49,254 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,509 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,317 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,553 |
| Historical Rulers #1 | 0 | - | 4.35 | 119,055 |
| Words for Leaders | 0 | - | 4.77 | 257,854 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,135 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 35,915 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,613 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,881 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,429,236 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,339 |
| UN Secretaries-General | 0 | - | 4.40 | 7,816 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,652 |
| Biblical Names Still Popular Today | 0 | - | 4.28 | 51,495 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,555 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,101 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,709 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,408 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,923 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,336 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 78,076 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,869 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,831 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,363 |
| Superhero Nicknames | 0 | - | 4.21 | 61,732 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,142 |
| Empires by Maps | 0 | - | 4.98 | 120,999 |
| World Leaders of the World Wars | 0 | - | 4.36 | 37,906 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,206 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 49,146 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,356 |
| Name the Popes Quiz | 0 | - | 4.47 | 138,455 |
| Countries of the Popes | 0 | - | 4.79 | 128,364 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 53,895 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,479 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,289 |
| NFL Football Last Names | 0 | - | 4.43 | 171,776 |
| Bible Quotes Quiz #1 | 0 | - | 4.42 | 61,993 |
| Bible Quotes Quiz #3 | 0 | - | 4.47 | 43,610 |
| Brand Logos Quiz #2 | 0 | - | 4.70 | 1,693,158 |
| Brand Logos Quiz #4 | 0 | - | 4.45 | 1,014,697 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,465 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,661 |
| Metals of Antiquity | 0 | - | 4.95 | 93,624 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,887 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,544 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,561 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 708,664 |
| First Names of Painters | 0 | - | 4.43 | 59,922 |
| Political Movements by Country | 0 | - | 4.46 | 72,630 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 438,147 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,415 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,618 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,602 |
| Game of Thrones Last Names | 0 | - | 4.53 | 103,044 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 226,421 |
| Name the Constellations | 0 | - | 4.58 | 45,076 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,067 |
| Influential Women in History | 0 | - | 4.42 | 36,109 |
| Cradles of Civilization | 0 | - | 4.46 | 40,073 |
| Materials From History #1 | 0 | - | 4.56 | 51,859 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,920 |
| Prime Ministers of Israel | 0 | - | 3.97 | 17,986 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,503 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,848 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,225 |
| Famous Explorers | 0 | - | 4.58 | 36,257 |
| Famous Empires by Description | 0 | - | 4.73 | 118,689 |
| Answers by Time Period | 0 | - | 4.64 | 55,714 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,430 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,127 |
| NATO Countries | 0 | - | 4.98 | 281,688 |
| EU Countries Quiz | 0 | - | 4.99 | 275,724 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,041 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,558 |
| NBA Basketball Nicknames Quiz #1 | 0 | - | 4.23 | 149,512 |
| NBA Basketball Nicknames #2 | 0 | - | 4.09 | 57,696 |
| Countries as U.S. First Names | 0 | - | 4.31 | 78,156 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,778 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,844 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,663 |
| NBA Players by Last Name | 0 | - | 4.30 | 85,028 |
| Bible Quotes Quiz #2 | 0 | - | 4.27 | 52,973 |
| Bible Quotes Quiz #4 | 0 | - | 4.33 | 33,560 |
| The Bible - Who Said That? | 0 | - | 4.51 | 24,744 |
| American Corporate Slogans #1 | 0 | - | 4.06 | 65,406 |
| American Corporate Slogans #2 | 0 | - | 4.06 | 59,747 |
| Highest Grossing Superhero Movies | 0 | - | 4.37 | 167,089 |
| MCU Actors by Picture | 0 | - | 4.45 | 84,477 |
| Marketing Slogans for Animals | 0 | - | 4.48 | 29,308 |
| Brand Logos Quiz #5 | 0 | - | 4.37 | 1,066,494 |
| Brand Logos Quiz #6 | 0 | - | 4.30 | 785,968 |
| Strongest Nation Brands | 0 | - | 4.50 | 37,686 |
| Brand Logos Quiz #3 | 0 | - | 4.32 | 1,227,588 |
| Brand Logos Quiz #8 | 0 | - | 4.36 | 532,153 |
| Brand Logos Quiz #7 | 0 | - | 4.37 | 610,879 |
| Random Brand Logos | 0 | - | 4.45 | 403,396 |
| Name a Valid Answer - British History | 0 | - | 4.57 | 15,190 |
| Former Flags | 0 | - | 4.97 | 108,003 |
| Years in History by Picture | 0 | - | 4.44 | 35,625 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,701 |
| Materials From History #2 | 0 | - | 4.59 | 31,558 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,214 |
| Pope Facts | 0 | - | 4.39 | 31,304 |
| Flags of WW1 | 0 | - | 4.60 | 38,512 |
| Cold War Decoder | 0 | - | 4.83 | 52,458 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,447 |
| Events in History #2 | 0 | - | 4.49 | 71,825 |
| Events in History #3 | 0 | - | 4.41 | 71,786 |
| Events in History #4 | 0 | - | 4.44 | 44,381 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,497 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,083 |
| Assassinations in History | 0 | - | 4.21 | 66,305 |
| Famous Seconds | 0 | - | 4.22 | 46,707 |
| Ages and Eras | 0 | - | 4.39 | 67,818 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,524 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,856 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,245 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,070 |
| Female Historical Figures | 0 | - | 4.28 | 33,302 |
| Historical Blunders | 0 | - | 4.34 | 92,565 |
| Territorial Accessions | 0 | - | 4.34 | 34,847 |
| People Known as "The Great" | 0 | - | 4.46 | 24,731 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,278 |
| Political Quotes | 0 | - | 4.17 | 19,912 |
| This Day in History - July | 0 | - | 4.49 | 36,474 |
| This Day in History - August | 0 | - | 4.42 | 43,381 |
| This Day in History - September | 0 | - | 4.55 | 57,490 |
| This Day in History - October | 0 | - | 4.49 | 37,648 |
| This Day in History - January | 0 | - | 4.47 | 46,744 |
| This Day in History - March | 0 | - | 4.45 | 43,696 |
| Ancient Civilizations | 0 | - | 4.64 | 38,022 |
| Military History Vocabulary | 0 | - | 4.91 | 67,310 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,032 |
| The Places They Went #1 | 0 | - | 4.74 | 33,551 |
| Famous Inventors | 0 | - | 4.44 | 43,564 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,053 |
| European History for Dummies | 0 | - | 4.83 | 90,091 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,772 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,014,889 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,777 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 28,911 |
| Unusual NBA Names | 0 | - | 3.81 | 192,049 |
| Unusual NFL First Names | 0 | - | 3.60 | 47,770 |
| NFL Team Nicknames | 0 | - | 3.89 | 93,139 |
| Country Nicknames | 0 | - | 3.95 | 97,983 |
| Rappers Real Names | 0 | - | 4.09 | 72,023 |
| Soft Drink Brand Logos | 0 | - | 4.24 | 175,613 |
| Quotes of Jesus | 0 | - | 4.23 | 13,858 |
| Horror Movie Quotes Quiz | 0 | - | 4.19 | 51,323 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,065 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,180 |
| MCU Characters by Screen Time | 0 | - | 4.23 | 109,299 |
| Brand-Name Animals | 0 | - | 4.16 | 74,573 |
| Clothing Brand Logos | 0 | - | 4.24 | 224,629 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,811 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,589 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 67,263 |
| The 2nd Millennium BC | 0 | - | 4.64 | 20,918 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,376 |
| History Analogies #1 | 0 | - | 4.53 | 90,054 |
| History Analogies #2 | 0 | - | 4.49 | 77,308 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,723 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,231 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,143 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,219 |
| History Analogies #3 | 0 | - | 4.61 | 80,751 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,592 |
| Which Came First? | 0 | - | 4.37 | 74,894 |
| Random History by Country | 0 | - | 4.53 | 34,907 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,984 |
| Animals in World History | 0 | - | 4.74 | 44,584 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,653 |
| History True or False #3 | 0 | - | 4.43 | 57,015 |
| A to Z: Legendary Creatures | 0 | - | 4.27 | 53,148 |
| Arthurian Legend | 0 | - | 4.33 | 25,132 |
| WWII Geography | 0 | - | 4.81 | 120,592 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,514 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,798 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,929 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,394 |
| Events in History #1 | 0 | - | 4.34 | 157,912 |
| Events in Ancient History | 0 | - | 4.50 | 36,065 |
| People Who Died Young #1 | 0 | - | 4.24 | 63,711 |
| Deaths by Date and Cause #1 | 0 | - | 4.38 | 95,360 |
| Deaths by Date and Cause #2 | 0 | - | 4.15 | 67,843 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,226 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,577 |
| This Day in History - April | 0 | - | 4.40 | 44,479 |
