| Prime Ministers of the UK | 0 | - | 4.95 | 438,657 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 24,989 |
| All World Leaders 2026 | 0 | - | 4.96 | 19,903 |
| Political Figures by Last Name #2 | 0 | - | 3.88 | 16,728 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 489,241 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 712,554 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,506 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,488 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,922 |
| World Leaders by Picture | 0 | - | 4.36 | 265,202 |
| Famous Dictators #1 | 0 | - | 4.69 | 199,762 |
| Dictators by Picture | 0 | - | 4.18 | 49,146 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,439 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,261 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,479 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,913 |
| Words for Leaders | 0 | - | 4.77 | 257,189 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 110,048 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,491 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,850 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,421,916 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,322 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,861 |
| UN Secretaries-General | 0 | - | 4.40 | 7,795 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,626 |
| Biblical Names Still Popular Today | 0 | - | 4.28 | 51,392 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,926 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,065 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,675 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,998 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,511 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,279 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,890 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,798 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,648 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,056 |
| Superhero Nicknames | 0 | - | 4.21 | 61,603 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,750 |
| Empires by Maps | 0 | - | 4.98 | 120,348 |
| World Leaders of the World Wars | 0 | - | 4.35 | 37,846 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 94,945 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 48,861 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,320 |
| Name the Popes Quiz | 0 | - | 4.47 | 138,127 |
| Countries of the Popes | 0 | - | 4.79 | 128,062 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,701 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,368 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,109 |
| NFL Football Last Names | 0 | - | 4.43 | 171,497 |
| Bible Quotes Quiz #1 | 0 | - | 4.42 | 61,872 |
| Bible Quotes Quiz #3 | 0 | - | 4.47 | 43,541 |
| Brand Logos Quiz #2 | 0 | - | 4.70 | 1,689,537 |
| Brand Logos Quiz #4 | 0 | - | 4.45 | 1,012,372 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,698 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,119 |
| Metals of Antiquity | 0 | - | 4.95 | 93,416 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,680 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,223 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,481 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 707,462 |
| First Names of Painters | 0 | - | 4.43 | 59,844 |
| Political Movements by Country | 0 | - | 4.46 | 72,516 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 436,909 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,281 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,581 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,494 |
| Game of Thrones Last Names | 0 | - | 4.50 | 102,682 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 225,652 |
| Name the Constellations | 0 | - | 4.58 | 44,954 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,940 |
| Influential Women in History | 0 | - | 4.42 | 35,566 |
| Cradles of Civilization | 0 | - | 4.46 | 39,619 |
| Materials From History #1 | 0 | - | 4.56 | 51,534 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,610 |
| Prime Ministers of Israel | 0 | - | 3.97 | 17,944 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,442 |
| Biggest Nations and Empires Ever | 0 | - | 4.52 | 145,865 |
| Famous Explorers | 0 | - | 4.58 | 36,151 |
| Famous Empires by Description | 0 | - | 4.73 | 118,427 |
| Answers by Time Period | 0 | - | 4.63 | 55,561 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,309 |
| NATO Countries | 0 | - | 4.98 | 280,043 |
| EU Countries Quiz | 0 | - | 4.99 | 273,695 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,969 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,525 |
| NBA Basketball Nicknames Quiz #1 | 0 | - | 4.23 | 149,290 |
| NBA Basketball Nicknames #2 | 0 | - | 4.09 | 57,582 |
| Countries as U.S. First Names | 0 | - | 4.31 | 77,852 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,671 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,751 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,605 |
| NBA Players by Last Name | 0 | - | 4.30 | 84,715 |
| Bible Quotes Quiz #2 | 0 | - | 4.27 | 52,909 |
| Bible Quotes Quiz #4 | 0 | - | 4.33 | 33,519 |
| The Bible - Who Said That? | 0 | - | 4.51 | 24,688 |
| American Corporate Slogans #1 | 0 | - | 4.06 | 65,357 |
| American Corporate Slogans #2 | 0 | - | 4.06 | 59,715 |
| Highest Grossing Superhero Movies | 0 | - | 4.38 | 166,770 |
| MCU Actors by Picture | 0 | - | 4.44 | 84,122 |
| Marketing Slogans for Animals | 0 | - | 4.48 | 29,256 |
| Brand Logos Quiz #5 | 0 | - | 4.37 | 1,064,195 |
| Brand Logos Quiz #6 | 0 | - | 4.31 | 784,036 |
| Strongest Nation Brands | 0 | - | 4.50 | 37,589 |
| Brand Logos Quiz #3 | 0 | - | 4.32 | 1,225,174 |
| Brand Logos Quiz #8 | 0 | - | 4.36 | 530,832 |
| Brand Logos Quiz #7 | 0 | - | 4.37 | 609,365 |
| Random Brand Logos | 0 | - | 4.45 | 402,290 |
| Name a Valid Answer - British History | 0 | - | 4.57 | 15,153 |
| Former Flags | 0 | - | 4.97 | 107,665 |
| Years in History by Picture | 0 | - | 4.44 | 35,494 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,572 |
| Materials From History #2 | 0 | - | 4.59 | 31,473 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,976 |
| Pope Facts | 0 | - | 4.39 | 31,234 |
| Flags of WW1 | 0 | - | 4.60 | 38,361 |
| Cold War Decoder | 0 | - | 4.83 | 52,342 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,405 |
| Events in History #2 | 0 | - | 4.49 | 71,701 |
| Events in History #4 | 0 | - | 4.44 | 44,300 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,161 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 48,995 |
| Assassinations in History | 0 | - | 4.21 | 66,197 |
| Famous Seconds | 0 | - | 4.22 | 46,571 |
| Ages and Eras | 0 | - | 4.39 | 67,700 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,482 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,783 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,161 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 75,988 |
| Female Historical Figures | 0 | - | 4.28 | 33,237 |
| Historical Blunders | 0 | - | 4.34 | 91,940 |
| Territorial Accessions | 0 | - | 4.34 | 34,780 |
| People Known as "The Great" | 0 | - | 4.46 | 24,666 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,232 |
| Political Quotes | 0 | - | 4.17 | 19,882 |
| This Day in History - July | 0 | - | 4.49 | 36,447 |
| This Day in History - August | 0 | - | 4.42 | 43,358 |
| This Day in History - September | 0 | - | 4.55 | 57,436 |
| This Day in History - October | 0 | - | 4.49 | 37,622 |
| This Day in History - January | 0 | - | 4.47 | 46,711 |
| This Day in History - March | 0 | - | 4.45 | 43,663 |
| Ancient Civilizations | 0 | - | 4.64 | 37,950 |
| Military History Vocabulary | 0 | - | 4.91 | 67,131 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,942 |
| The Places They Went #1 | 0 | - | 4.74 | 33,530 |
| Famous Inventors | 0 | - | 4.44 | 43,536 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,899 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,564 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.09 | 1,013,672 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,390 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 28,796 |
| Unusual NBA Names | 0 | - | 3.80 | 191,775 |
| Unusual NFL First Names | 0 | - | 3.60 | 47,716 |
| NFL Team Nicknames | 0 | - | 3.89 | 93,057 |
| Country Nicknames | 0 | - | 3.95 | 97,932 |
| Rappers Real Names | 0 | - | 4.09 | 71,666 |
| Quotes of Jesus | 0 | - | 4.23 | 13,832 |
| Horror Movie Quotes Quiz | 0 | - | 4.19 | 51,245 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,112 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,884 |
| MCU Characters by Screen Time | 0 | - | 4.23 | 108,850 |
| Brand-Name Animals | 0 | - | 4.16 | 74,493 |
| Clothing Brand Logos | 0 | - | 4.24 | 223,982 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,753 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,238 |
| Soft Drink Brand Logos | 0 | - | 4.24 | 175,127 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 66,970 |
| The 2nd Millennium BC | 0 | - | 4.64 | 20,849 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,269 |
| History Analogies #1 | 0 | - | 4.53 | 89,956 |
| History Analogies #2 | 0 | - | 4.49 | 77,199 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,575 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,159 |
| Current Events by Year, 1930–1949 | 0 | - | 4.48 | 52,085 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,090 |
| History Analogies #3 | 0 | - | 4.61 | 80,642 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,476 |
| Which Came First? | 0 | - | 4.37 | 74,777 |
| Random History by Country | 0 | - | 4.53 | 34,848 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,868 |
| Animals in World History | 0 | - | 4.74 | 44,479 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,583 |
| History True or False #3 | 0 | - | 4.43 | 56,857 |
| A to Z: Legendary Creatures | 0 | - | 4.26 | 53,042 |
| Arthurian Legend | 0 | - | 4.33 | 25,108 |
| WWII Geography | 0 | - | 4.81 | 120,295 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,420 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,410 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,744 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,275 |
| Events in History #3 | 0 | - | 4.41 | 71,686 |
| Events in History #1 | 0 | - | 4.34 | 157,724 |
| Events in Ancient History | 0 | - | 4.50 | 35,969 |
| People Who Died Young #1 | 0 | - | 4.24 | 63,658 |
| Deaths by Date and Cause #1 | 0 | - | 4.38 | 95,214 |
| Deaths by Date and Cause #2 | 0 | - | 4.15 | 67,749 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,066 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,402 |
| This Day in History - April | 0 | - | 4.40 | 44,466 |
| This Day in History - May | 0 | - | 4.33 | 48,370 |
| This Day in History - June | 0 | - | 4.32 | 33,498 |
