| Prime Ministers of the UK | 0 | - | 4.95 | 442,279 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,158 |
| All World Leaders 2026 | 0 | - | 4.95 | 21,001 |
| Political Figures by Last Name #2 | 0 | - | 3.91 | 16,914 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 491,985 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 715,906 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,922 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,753 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,198 |
| World Leaders by Picture | 0 | - | 4.36 | 266,750 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,596 |
| Dictators by Picture | 0 | - | 4.18 | 49,401 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,612 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,438 |
| Historical Rulers #2 | 0 | - | 4.24 | 47,766 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,529 |
| Words for Leaders | 0 | - | 4.77 | 258,930 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,328 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,058 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,803 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,929 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,438,447 |
| 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 | 64,197 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,132 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,752 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,071 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,570 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,442 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.78 | 78,298 |
| 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 | 114,486 |
| Superhero Nicknames | 0 | - | 4.21 | 61,838 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,885 |
| Empires by Maps | 0 | - | 4.98 | 122,068 |
| World Leaders of the World Wars | 0 | - | 4.36 | 38,034 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,555 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.16 | 63,966 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,393 |
| Name the Popes Quiz | 0 | - | 4.47 | 138,910 |
| Countries of the Popes | 0 | - | 4.79 | 128,728 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,140 |
| 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 | 62,152 |
| Bible Quotes Quiz #3 | 0 | - | 4.47 | 43,698 |
| Brand Logos Quiz #2 | 0 | - | 4.70 | 1,698,200 |
| Brand Logos Quiz #4 | 0 | - | 4.45 | 1,017,821 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,433 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,587 |
| Metals of Antiquity | 0 | - | 4.95 | 93,917 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,138 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,977 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,649 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 710,127 |
| 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 | 439,768 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,628 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,683 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,736 |
| Game of Thrones Last Names | 0 | - | 4.53 | 103,260 |
| Signs of the Zodiac Quiz | 0 | - | 4.46 | 227,678 |
| Name the Constellations | 0 | - | 4.63 | 48,016 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,233 |
| Influential Women in History | 0 | - | 4.43 | 36,472 |
| Cradles of Civilization | 0 | - | 4.46 | 40,467 |
| Materials From History #1 | 0 | - | 4.56 | 52,059 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,265 |
| 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 | 146,634 |
| Famous Explorers | 0 | - | 4.58 | 36,383 |
| Famous Empires by Description | 0 | - | 4.72 | 118,987 |
| Answers by Time Period | 0 | - | 4.64 | 55,883 |
| Coups d'Etat - Name the Country | 0 | - | 4.43 | 41,207 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,647 |
| 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 | 55,713 |
| NATO Countries | 0 | - | 4.98 | 283,409 |
| EU Countries Quiz | 0 | - | 4.99 | 277,890 |
| 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 | 57,847 |
| Countries as U.S. First Names | 0 | - | 4.31 | 78,451 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,978 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,963 |
| Most Common First Names in Spain | 0 | - | 4.33 | 55,264 |
| NBA Players by Last Name | 0 | - | 4.30 | 85,392 |
| Bible Quotes Quiz #2 | 0 | - | 4.27 | 53,047 |
| Bible Quotes Quiz #4 | 0 | - | 4.33 | 33,605 |
| 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 | 167,405 |
| MCU Actors by Picture | 0 | - | 4.45 | 84,853 |
| Marketing Slogans for Animals | 0 | - | 4.48 | 29,369 |
| Brand Logos Quiz #5 | 0 | - | 4.37 | 1,069,670 |
| Brand Logos Quiz #6 | 0 | - | 4.30 | 788,346 |
| Strongest Nation Brands | 0 | - | 4.50 | 37,803 |
| Brand Logos Quiz #3 | 0 | - | 4.32 | 1,230,887 |
| Brand Logos Quiz #8 | 0 | - | 4.36 | 533,921 |
| Brand Logos Quiz #7 | 0 | - | 4.37 | 612,830 |
| Random Brand Logos | 0 | - | 4.45 | 404,764 |
| 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 | 35,804 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,837 |
| Materials From History #2 | 0 | - | 4.59 | 31,608 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,447 |
| Pope Facts | 0 | - | 4.39 | 31,386 |
| Flags of WW1 | 0 | - | 4.60 | 38,689 |
| Cold War Decoder | 0 | - | 4.83 | 52,643 |
| 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 | 44,480 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,921 |
| 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 | 34,790 |
| Famous Seconds | 0 | - | 4.22 | 46,864 |
| Ages and Eras | 0 | - | 4.39 | 67,930 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,567 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,922 |
| 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 | 92,706 |
| Territorial Accessions | 0 | - | 4.34 | 34,933 |
| People Known as "The Great" | 0 | - | 4.46 | 24,799 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,337 |
| Political Quotes | 0 | - | 4.17 | 19,949 |
| 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 | 57,564 |
| This Day in History - October | 0 | - | 4.49 | 37,687 |
| 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 | 38,131 |
| Military History Vocabulary | 0 | - | 4.91 | 67,624 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,142 |
| 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 | 25,251 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,670 |
| European History for Dummies | 0 | - | 4.83 | 90,382 |
| British History Quiz for Dummies | 0 | - | 4.70 | 79,049 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,016,482 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,819 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 29,027 |
| Unusual NBA Names | 0 | - | 3.81 | 192,347 |
| Unusual NFL First Names | 0 | - | 3.60 | 47,819 |
| NFL Team Nicknames | 0 | - | 3.89 | 93,223 |
| Country Nicknames | 0 | - | 3.94 | 98,054 |
| 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 | 1,335,598 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,562 |
| MCU Characters by Screen Time | 0 | - | 4.23 | 109,803 |
| Brand-Name Animals | 0 | - | 4.16 | 74,673 |
| Clothing Brand Logos | 0 | - | 4.24 | 225,639 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,893 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,088 |
| Soft Drink Brand Logos | 0 | - | 4.24 | 176,193 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 67,611 |
| The 2nd Millennium BC | 0 | - | 4.64 | 21,003 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,442 |
| 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 | 152,963 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,328 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,212 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,498 |
| History Analogies #3 | 0 | - | 4.61 | 80,945 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,748 |
| Which Came First? | 0 | - | 4.37 | 75,038 |
| Random History by Country | 0 | - | 4.53 | 35,005 |
| 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 | 57,237 |
| A to Z: Legendary Creatures | 0 | - | 4.28 | 53,295 |
| Arthurian Legend | 0 | - | 4.33 | 25,176 |
| WWII Geography | 0 | - | 4.81 | 121,073 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,670 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,236 |
| Territory Changes in World War I | 0 | - | 4.88 | 47,185 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,559 |
| Events in History #1 | 0 | - | 4.35 | 158,148 |
| Events in Ancient History | 0 | - | 4.50 | 36,170 |
