| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,845 |
| Prime Ministers of the UK | 0 | - | 4.95 | 443,291 |
| All World Leaders 2026 | 0 | - | 4.95 | 21,150 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,193 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 492,546 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 716,666 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,677 |
| Canadian Prime Ministers | 0 | - | 4.64 | 58,025 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,806 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,248 |
| World Leaders by Picture | 0 | - | 4.36 | 267,122 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,787 |
| Political Figures by Last Name #2 | 0 | - | 3.91 | 16,944 |
| Dictators by Picture | 0 | - | 4.18 | 49,453 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,485 |
| Historical Rulers #2 | 0 | - | 4.24 | 47,816 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,609 |
| Words for Leaders | 0 | - | 4.77 | 259,298 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,381 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,113 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,545 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,882 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,953 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,442,175 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,382 |
| UN Secretaries-General | 0 | - | 4.40 | 7,859 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,703 |
| Name the English Monarchs | 0 | - | 4.91 | 507,511 |
| Biblical Names Still Popular Today | 0 | - | 4.28 | 51,663 |
| "Second Best" History Edition | 0 | - | 4.94 | 64,420 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,146 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,771 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,308 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,841 |
| World Leaders of the Cold War | 0 | - | 4.26 | 25,484 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.78 | 78,406 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.46 | 26,971 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 61,168 |
| Superhero Nicknames | 0 | - | 4.21 | 61,887 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,265 |
| Empires by Maps | 0 | - | 4.98 | 122,640 |
| World Leaders of the World Wars | 0 | - | 4.36 | 38,085 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,691 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.16 | 64,210 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,414 |
| Name the Popes Quiz | 0 | - | 4.47 | 139,110 |
| Countries of the Popes | 0 | - | 4.78 | 128,921 |
| The 7 Wonders of the Ancient World | 0 | - | 4.86 | 82,675 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,633 |
| NFL Football Last Names | 0 | - | 4.43 | 172,165 |
| Bible Quotes Quiz #1 | 0 | - | 4.42 | 62,225 |
| Bible Quotes Quiz #3 | 0 | - | 4.47 | 43,747 |
| Brand Logos Quiz #2 | 0 | - | 4.69 | 1,700,407 |
| Brand Logos Quiz #4 | 0 | - | 4.45 | 1,019,149 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,802 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,878 |
| Metals of Antiquity | 0 | - | 4.95 | 94,043 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,244 |
| History: What Came First? #1 | 0 | - | 4.87 | 106,161 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,699 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 710,837 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,254 |
| Political Movements by Country | 0 | - | 4.46 | 72,843 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 440,532 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,728 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,712 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,814 |
| Game of Thrones Last Names | 0 | - | 4.53 | 103,374 |
| Signs of the Zodiac Quiz | 0 | - | 4.46 | 228,111 |
| Name the Constellations | 0 | - | 4.63 | 48,491 |
| Top 10 Oldest African Countries | 0 | - | 4.87 | 28,312 |
| Influential Women in History | 0 | - | 4.43 | 36,592 |
| Cradles of Civilization | 0 | - | 4.46 | 40,558 |
| Materials From History #1 | 0 | - | 4.56 | 52,133 |
| Materials From History #2 | 0 | - | 4.59 | 31,633 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,355 |
| Prime Ministers of Israel | 0 | - | 3.97 | 18,103 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,594 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 21,059 |
| Name a Valid Year in History | 0 | - | 4.93 | 68,156 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,772 |
| Famous Explorers | 0 | - | 4.58 | 36,417 |
| Famous Empires by Description | 0 | - | 4.74 | 119,080 |
| Answers by Time Period | 0 | - | 4.64 | 55,945 |
| Coups d'Etat - Name the Country | 0 | - | 4.43 | 42,462 |
| Countries Italy Declared War On | 0 | - | 4.74 | 48,369 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,321 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 32,006 |
| Houses of British Monarchs | 0 | - | 4.54 | 66,037 |
| Fads of the 1980s | 0 | - | 4.06 | 36,966 |
| Fads of the 1990s | 0 | - | 4.03 | 36,663 |
| 2010s U.S. Pop Culture | 0 | - | 4.28 | 36,960 |
| NATO Countries | 0 | - | 4.98 | 284,136 |
| EU Countries Quiz | 0 | - | 4.99 | 279,039 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,204 |
| U.S. Bill of Rights | 0 | - | 4.53 | 33,194 |
| NBA Basketball Nicknames Quiz #1 | 0 | - | 4.20 | 149,872 |
| NBA Basketball Nicknames #2 | 0 | - | 4.09 | 57,899 |
| Countries as U.S. First Names | 0 | - | 4.31 | 78,580 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 70,038 |
| Asian Last Names in the United States | 0 | - | 4.43 | 47,024 |
| Most Common First Names in Spain | 0 | - | 4.33 | 55,389 |
| NBA Players by Last Name | 0 | - | 4.30 | 85,549 |
| Bible Quotes Quiz #2 | 0 | - | 4.27 | 53,088 |
| Bible Quotes Quiz #4 | 0 | - | 4.33 | 33,631 |
| The Bible - Who Said That? | 0 | - | 4.51 | 24,814 |
| American Corporate Slogans #1 | 0 | - | 4.06 | 65,491 |
| American Corporate Slogans #2 | 0 | - | 4.06 | 59,790 |
| Highest Grossing Superhero Movies | 0 | - | 4.37 | 167,545 |
| MCU Actors by Picture | 0 | - | 4.45 | 85,048 |
| Marketing Slogans for Animals | 0 | - | 4.48 | 29,403 |
| Brand Logos Quiz #5 | 0 | - | 4.36 | 1,070,974 |
| Brand Logos Quiz #6 | 0 | - | 4.30 | 789,552 |
| Strongest Nation Brands | 0 | - | 4.50 | 37,890 |
| Brand Logos Quiz #3 | 0 | - | 4.32 | 1,232,372 |
| Brand Logos Quiz #8 | 0 | - | 4.36 | 534,633 |
| Brand Logos Quiz #7 | 0 | - | 4.37 | 613,631 |
| Random Brand Logos | 0 | - | 4.45 | 405,531 |
| U.S. Celebrity Gossip by Year, 1991–2009 | 0 | - | 3.75 | 38,244 |
| Name a Valid Answer - British History | 0 | - | 4.57 | 15,255 |
| Former Flags | 0 | - | 4.97 | 108,867 |
| Years in History by Picture | 0 | - | 4.45 | 35,953 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,907 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,522 |
| Pope Facts | 0 | - | 4.39 | 31,431 |
| Flags of WW1 | 0 | - | 4.60 | 38,786 |
| Cold War Decoder | 0 | - | 4.83 | 52,716 |
| Events in History #2 | 0 | - | 4.49 | 72,045 |
| Events in History #3 | 0 | - | 4.41 | 71,964 |
| Events in History #4 | 0 | - | 4.44 | 44,535 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,199 |
| Assassinations in History | 0 | - | 4.21 | 66,477 |
| Famous Founders in the U.S. | 0 | - | 4.03 | 34,840 |
| Famous Seconds | 0 | - | 4.22 | 46,898 |
| Ages and Eras | 0 | - | 4.39 | 67,979 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,588 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,949 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,333 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,175 |
| Female Historical Figures | 0 | - | 4.28 | 33,412 |
| Historical Blunders | 0 | - | 4.34 | 92,756 |
| Territorial Accessions | 0 | - | 4.34 | 34,964 |
| People Known as "The Great" | 0 | - | 4.46 | 24,818 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,370 |
| Political Quotes | 0 | - | 4.17 | 19,963 |
| This Day in History - July | 0 | - | 4.49 | 36,526 |
| This Day in History - August | 0 | - | 4.42 | 43,450 |
| This Day in History - September | 0 | - | 4.55 | 57,597 |
| This Day in History - October | 0 | - | 4.49 | 37,703 |
| This Day in History - January | 0 | - | 4.48 | 46,819 |
| This Day in History - March | 0 | - | 4.45 | 43,769 |
| Ancient Civilizations | 0 | - | 4.64 | 38,175 |
| Military History Vocabulary | 0 | - | 4.92 | 67,778 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,227 |
| The Places They Went #1 | 0 | - | 4.74 | 33,588 |
| Famous Inventors | 0 | - | 4.44 | 43,622 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,355 |
| European History for Dummies | 0 | - | 4.83 | 90,502 |
| English Royal Consorts | 0 | - | 4.38 | 37,574 |
| British History Quiz for Dummies | 0 | - | 4.70 | 79,169 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,017,196 |
| 2000s U.S. Pop Culture | 0 | - | 4.19 | 16,173 |
| 1990s U.S. Pop Culture | 0 | - | 4.05 | 11,372 |
| 1980s U.S. Pop Culture | 0 | - | 4.03 | 10,536 |
| #1 Hits of the 2010s | 0 | - | 4.41 | 298,207 |
| #1 Hits of the 2020s | 0 | - | 4.47 | 95,239 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 241,005 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 29,101 |
| Unusual NBA Names | 0 | - | 3.81 | 192,475 |
| Unusual NFL First Names | 0 | - | 3.60 | 47,835 |
| NFL Team Nicknames | 0 | - | 3.89 | 93,258 |
| Country Nicknames | 0 | - | 3.95 | 98,086 |
| Rappers Real Names | 0 | - | 4.09 | 72,509 |
| Quotes of Jesus | 0 | - | 4.23 | 13,915 |
| Horror Movie Quotes Quiz | 0 | - | 4.19 | 51,459 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,476 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,734 |
| MCU Characters by Screen Time | 0 | - | 4.23 | 110,031 |
| Brand-Name Animals | 0 | - | 4.16 | 74,748 |
| Clothing Brand Logos | 0 | - | 4.24 | 226,118 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,926 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,329 |
| Soft Drink Brand Logos | 0 | - | 4.21 | 188,995 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 67,762 |
| The 2nd Millennium BC | 0 | - | 4.64 | 21,042 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,479 |
| History Analogies #1 | 0 | - | 4.53 | 90,421 |
| History Analogies #2 | 0 | - | 4.49 | 77,547 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 153,065 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,367 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,246 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,596 |
| History Analogies #3 | 0 | - | 4.61 | 80,990 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.74 | 58,834 |
| Which Came First? | 0 | - | 4.37 | 75,096 |
| Random History by Country | 0 | - | 4.53 | 35,040 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 62,217 |
| Animals in World History | 0 | - | 4.74 | 44,723 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,802 |
| History True or False #3 | 0 | - | 4.43 | 57,326 |
