| Prime Ministers of the UK | 0 | - | 4.95 | 442,262 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,158 |
| All World Leaders 2026 | 0 | - | 4.95 | 20,999 |
| Political Figures by Last Name #2 | 0 | - | 3.91 | 16,914 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 491,977 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 715,901 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,922 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,752 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,197 |
| World Leaders by Picture | 0 | - | 4.36 | 266,741 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,594 |
| Dictators by Picture | 0 | - | 4.18 | 49,399 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,612 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,437 |
| Historical Rulers #2 | 0 | - | 4.24 | 47,766 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,528 |
| Words for Leaders | 0 | - | 4.77 | 258,920 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,327 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,058 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,800 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,929 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,438,360 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,375 |
| UN Secretaries-General | 0 | - | 4.40 | 7,842 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,692 |
| Biblical Names Still Popular Today | 0 | - | 4.28 | 51,603 |
| "Second Best" History Edition | 0 | - | 4.94 | 64,196 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,132 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,751 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,067 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,560 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,442 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.78 | 78,293 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,931 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 61,077 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,485 |
| Superhero Nicknames | 0 | - | 4.21 | 61,835 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,880 |
| Empires by Maps | 0 | - | 4.98 | 122,059 |
| World Leaders of the World Wars | 0 | - | 4.36 | 38,032 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,555 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.16 | 63,964 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,393 |
| Name the Popes Quiz | 0 | - | 4.47 | 138,909 |
| Countries of the Popes | 0 | - | 4.79 | 128,728 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,136 |
| The 7 Wonders of the Ancient World | 0 | - | 4.86 | 82,621 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,496 |
| NFL Football Last Names | 0 | - | 4.43 | 172,049 |
| Bible Quotes Quiz #1 | 0 | - | 4.42 | 62,150 |
| Bible Quotes Quiz #3 | 0 | - | 4.47 | 43,696 |
| Brand Logos Quiz #2 | 0 | - | 4.70 | 1,698,161 |
| Brand Logos Quiz #4 | 0 | - | 4.45 | 1,017,795 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,429 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,579 |
| Metals of Antiquity | 0 | - | 4.95 | 93,912 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,138 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,976 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,649 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 710,118 |
| First Names of Painters | 0 | - | 4.43 | 60,049 |
| Political Movements by Country | 0 | - | 4.46 | 72,770 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 439,749 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,628 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,682 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,732 |
| Game of Thrones Last Names | 0 | - | 4.53 | 103,260 |
| Signs of the Zodiac Quiz | 0 | - | 4.46 | 227,669 |
| Name the Constellations | 0 | - | 4.63 | 47,993 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,227 |
| Influential Women in History | 0 | - | 4.43 | 36,472 |
| Cradles of Civilization | 0 | - | 4.46 | 40,467 |
| Materials From History #1 | 0 | - | 4.56 | 52,058 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,261 |
| Prime Ministers of Israel | 0 | - | 3.97 | 18,066 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,567 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,962 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,631 |
| Famous Explorers | 0 | - | 4.58 | 36,383 |
| Famous Empires by Description | 0 | - | 4.72 | 118,986 |
| Answers by Time Period | 0 | - | 4.64 | 55,880 |
| Coups d'Etat - Name the Country | 0 | - | 4.43 | 41,149 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,646 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,260 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,711 |
| NATO Countries | 0 | - | 4.98 | 283,391 |
| EU Countries Quiz | 0 | - | 4.99 | 277,867 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,144 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,595 |
| NBA Basketball Nicknames Quiz #1 | 0 | - | 4.20 | 149,778 |
| NBA Basketball Nicknames #2 | 0 | - | 4.09 | 57,846 |
| Countries as U.S. First Names | 0 | - | 4.31 | 78,450 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,977 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,962 |
| Most Common First Names in Spain | 0 | - | 4.33 | 55,262 |
| NBA Players by Last Name | 0 | - | 4.30 | 85,390 |
| Bible Quotes Quiz #2 | 0 | - | 4.27 | 53,047 |
| Bible Quotes Quiz #4 | 0 | - | 4.33 | 33,604 |
| The Bible - Who Said That? | 0 | - | 4.51 | 24,788 |
| American Corporate Slogans #1 | 0 | - | 4.06 | 65,460 |
| American Corporate Slogans #2 | 0 | - | 4.06 | 59,772 |
| Highest Grossing Superhero Movies | 0 | - | 4.37 | 167,403 |
| MCU Actors by Picture | 0 | - | 4.45 | 84,850 |
| Marketing Slogans for Animals | 0 | - | 4.48 | 29,369 |
| Brand Logos Quiz #5 | 0 | - | 4.37 | 1,069,646 |
| Brand Logos Quiz #6 | 0 | - | 4.30 | 788,329 |
| Strongest Nation Brands | 0 | - | 4.50 | 37,802 |
| Brand Logos Quiz #3 | 0 | - | 4.32 | 1,230,859 |
| Brand Logos Quiz #8 | 0 | - | 4.36 | 533,905 |
| Brand Logos Quiz #7 | 0 | - | 4.37 | 612,819 |
| Random Brand Logos | 0 | - | 4.45 | 404,752 |
| Name a Valid Answer - British History | 0 | - | 4.57 | 15,238 |
| Former Flags | 0 | - | 4.97 | 108,570 |
| Years in History by Picture | 0 | - | 4.45 | 35,801 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,836 |
| Materials From History #2 | 0 | - | 4.59 | 31,607 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,442 |
| Pope Facts | 0 | - | 4.39 | 31,384 |
| Flags of WW1 | 0 | - | 4.60 | 38,688 |
| Cold War Decoder | 0 | - | 4.83 | 52,641 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,495 |
| Events in History #2 | 0 | - | 4.49 | 71,960 |
| Events in History #3 | 0 | - | 4.41 | 71,897 |
| Events in History #4 | 0 | - | 4.44 | 44,479 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,919 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,168 |
| Assassinations in History | 0 | - | 4.21 | 66,428 |
| Famous Founders in the U.S. | 0 | - | 4.02 | 34,789 |
| Famous Seconds | 0 | - | 4.22 | 46,864 |
| Ages and Eras | 0 | - | 4.39 | 67,929 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,567 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,921 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,305 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,147 |
| Female Historical Figures | 0 | - | 4.28 | 33,380 |
| Historical Blunders | 0 | - | 4.34 | 92,704 |
| Territorial Accessions | 0 | - | 4.34 | 34,933 |
| People Known as "The Great" | 0 | - | 4.46 | 24,797 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,334 |
| Political Quotes | 0 | - | 4.17 | 19,948 |
| This Day in History - July | 0 | - | 4.49 | 36,511 |
| This Day in History - August | 0 | - | 4.42 | 43,426 |
| This Day in History - September | 0 | - | 4.55 | 57,562 |
| This Day in History - October | 0 | - | 4.49 | 37,685 |
| This Day in History - January | 0 | - | 4.48 | 46,791 |
| This Day in History - March | 0 | - | 4.45 | 43,745 |
| Ancient Civilizations | 0 | - | 4.64 | 38,129 |
| Military History Vocabulary | 0 | - | 4.91 | 67,622 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,140 |
| The Places They Went #1 | 0 | - | 4.74 | 33,574 |
| Famous Inventors | 0 | - | 4.44 | 43,599 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,250 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,670 |
| European History for Dummies | 0 | - | 4.83 | 90,380 |
| British History Quiz for Dummies | 0 | - | 4.70 | 79,049 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,016,473 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,815 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 29,024 |
| Unusual NBA Names | 0 | - | 3.81 | 192,346 |
| Unusual NFL First Names | 0 | - | 3.60 | 47,818 |
| NFL Team Nicknames | 0 | - | 3.89 | 93,223 |
| Country Nicknames | 0 | - | 3.94 | 98,052 |
| Rappers Real Names | 0 | - | 4.09 | 72,373 |
| Quotes of Jesus | 0 | - | 4.23 | 13,890 |
| Horror Movie Quotes Quiz | 0 | - | 4.19 | 51,419 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,560 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,560 |
| MCU Characters by Screen Time | 0 | - | 4.23 | 109,798 |
| Brand-Name Animals | 0 | - | 4.16 | 74,671 |
| Clothing Brand Logos | 0 | - | 4.24 | 225,631 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,892 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,085 |
| Soft Drink Brand Logos | 0 | - | 4.24 | 176,186 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 67,607 |
| The 2nd Millennium BC | 0 | - | 4.64 | 21,002 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,441 |
| History Analogies #1 | 0 | - | 4.53 | 90,376 |
| History Analogies #2 | 0 | - | 4.49 | 77,498 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,962 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,328 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,211 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,494 |
| History Analogies #3 | 0 | - | 4.61 | 80,945 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,746 |
| Which Came First? | 0 | - | 4.37 | 75,036 |
| Random History by Country | 0 | - | 4.53 | 34,996 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 62,141 |
| Animals in World History | 0 | - | 4.74 | 44,675 |
| People - Real or Fictional? | 0 | - | 4.56 | 59,113 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,753 |
| History True or False #3 | 0 | - | 4.43 | 57,236 |
| A to Z: Legendary Creatures | 0 | - | 4.28 | 53,294 |
| Arthurian Legend | 0 | - | 4.33 | 25,176 |
| WWII Geography | 0 | - | 4.81 | 121,048 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,670 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,233 |
| Territory Changes in World War I | 0 | - | 4.88 | 47,184 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,558 |
| Events in History #1 | 0 | - | 4.35 | 158,147 |
| Events in Ancient History | 0 | - | 4.50 | 36,170 |
