| Prime Ministers of the UK | 0 | - | 4.95 | 437,862 |
| Political Figures by Last Name #1 | 0 | - | 4.55 | 67,841 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,431 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,376 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,853 |
| World Leaders by Picture | 0 | - | 4.36 | 264,856 |
| Famous Dictators #1 | 0 | - | 4.69 | 199,473 |
| Dictators by Picture | 0 | - | 4.18 | 49,086 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,358 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,183 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,390 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,785 |
| Words for Leaders | 0 | - | 4.77 | 256,809 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,929 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,388 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,837 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,811 |
| UN Secretaries-General | 0 | - | 4.40 | 7,786 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 24,960 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,598 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,773 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,052 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,650 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,502 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,248 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,777 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,764 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,547 |
| Empires by Maps | 0 | - | 4.98 | 119,973 |
| Political Figures by Last Name #2 | 0 | - | 3.88 | 16,697 |
| World Leaders of the World Wars | 0 | - | 4.35 | 37,803 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 94,843 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 48,647 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,309 |
| Name the Popes Quiz | 0 | - | 4.47 | 137,917 |
| Countries of the Popes | 0 | - | 4.79 | 127,872 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,608 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,329 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,005 |
| Metals of Antiquity | 0 | - | 4.95 | 93,312 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,587 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,072 |
| History - Did They Have It? | 0 | - | 4.84 | 61,675 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,444 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 706,666 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,192 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,884 |
| Influential Women in History | 0 | - | 4.42 | 35,506 |
| Cradles of Civilization | 0 | - | 4.46 | 39,560 |
| Materials From History #1 | 0 | - | 4.56 | 51,482 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,540 |
| Prime Ministers of Israel | 0 | - | 3.97 | 17,918 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,414 |
| Biggest Nations and Empires Ever | 0 | - | 4.52 | 145,744 |
| Famous Explorers | 0 | - | 4.58 | 36,121 |
| Famous Empires by Description | 0 | - | 4.73 | 118,327 |
| Answers by Time Period | 0 | - | 4.64 | 55,515 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,252 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,949 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,234 |
| NATO Countries | 0 | - | 4.98 | 279,293 |
| EU Countries Quiz | 0 | - | 4.99 | 272,879 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,924 |
| Former Flags | 0 | - | 4.97 | 107,475 |
| Years in History by Picture | 0 | - | 4.44 | 35,443 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,520 |
| Materials From History #2 | 0 | - | 4.59 | 31,453 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,877 |
| Historic Orient Express Routes Map | 0 | - | 4.99 | 53,399 |
| Pope Facts | 0 | - | 4.39 | 31,203 |
| Flags of WW1 | 0 | - | 4.60 | 38,287 |
| Cold War Decoder | 0 | - | 4.83 | 52,257 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,385 |
| Events in History #2 | 0 | - | 4.49 | 71,641 |
| Events in History #4 | 0 | - | 4.44 | 44,264 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,034 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 48,962 |
| Assassinations in History | 0 | - | 4.21 | 66,155 |
| Famous Seconds | 0 | - | 4.22 | 46,548 |
| Ages and Eras | 0 | - | 4.39 | 67,651 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,473 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,763 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,144 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 75,956 |
| Female Historical Figures | 0 | - | 4.28 | 33,223 |
| Historical Blunders | 0 | - | 4.34 | 91,897 |
| Territorial Accessions | 0 | - | 4.36 | 34,762 |
| People Known as "The Great" | 0 | - | 4.46 | 24,636 |
| Political Quotes | 0 | - | 4.17 | 19,872 |
| This Day in History - July | 0 | - | 4.49 | 36,435 |
| This Day in History - August | 0 | - | 4.42 | 43,336 |
| This Day in History - September | 0 | - | 4.55 | 57,400 |
| This Day in History - October | 0 | - | 4.49 | 37,606 |
| This Day in History - January | 0 | - | 4.50 | 46,677 |
| This Day in History - March | 0 | - | 4.45 | 43,640 |
| Ancient Civilizations | 0 | - | 4.64 | 37,919 |
| Military History Vocabulary | 0 | - | 4.91 | 67,034 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,905 |
| The Places They Went #1 | 0 | - | 4.74 | 33,513 |
| Famous Inventors | 0 | - | 4.44 | 43,522 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,816 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,461 |
| European History for Dummies | 0 | - | 4.83 | 89,755 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.09 | 1,013,186 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,171 |
| All UK Parliament Constituencies on a Map | 0 | - | 4.60 | 28,742 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 66,807 |
| The 2nd Millennium BC | 0 | - | 4.64 | 20,812 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,248 |
| History Analogies #1 | 0 | - | 4.53 | 89,919 |
| History Analogies #2 | 0 | - | 4.49 | 77,162 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,496 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,123 |
| Current Events by Year, 1930–1949 | 0 | - | 4.48 | 52,053 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,006 |
| History Analogies #3 | 0 | - | 4.61 | 80,605 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,396 |
| Which Came First? | 0 | - | 4.37 | 74,709 |
| Random History by Country | 0 | - | 4.53 | 34,815 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,812 |
| Animals in World History | 0 | - | 4.74 | 44,430 |
| People - Real or Fictional? | 0 | - | 4.56 | 58,748 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,543 |
| History True or False #3 | 0 | - | 4.43 | 56,753 |
| A to Z: Legendary Creatures | 0 | - | 4.26 | 52,967 |
| Arthurian Legend | 0 | - | 4.33 | 25,096 |
| WWII Geography | 0 | - | 4.81 | 120,125 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,370 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,143 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,659 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,209 |
| Events in History #3 | 0 | - | 4.40 | 71,643 |
| Events in History #1 | 0 | - | 4.34 | 157,631 |
| Events in Ancient History | 0 | - | 4.50 | 35,928 |
| People Who Died Young #1 | 0 | - | 4.24 | 63,640 |
| Deaths by Date and Cause #1 | 0 | - | 4.38 | 95,152 |
| Deaths by Date and Cause #2 | 0 | - | 4.15 | 67,710 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 488,549 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 711,942 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 73,995 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,321 |
| The American Revolution | 0 | - | 4.52 | 54,214 |
| This Day in History - April | 0 | - | 4.40 | 44,448 |
| This Day in History - May | 0 | - | 4.33 | 48,344 |
| This Day in History - June | 0 | - | 4.32 | 33,487 |
| This Day in History - November | 0 | - | 4.24 | 33,591 |
| This Day in History - December | 0 | - | 4.32 | 40,519 |
| This Day in History - February | 0 | - | 4.38 | 39,763 |
| The 19th Century | 0 | - | 4.53 | 68,084 |
| The 18th Century | 0 | - | 4.53 | 53,263 |
| The 16th Century | 0 | - | 4.77 | 58,854 |
| The 9th and 10th Century | 0 | - | 4.54 | 37,642 |
| The 21st Century | 0 | - | 4.48 | 105,824 |
| History Multiple Choice #1 | 0 | - | 4.44 | 81,860 |
| Years in History #2 - Multiple Choice | 0 | - | 4.43 | 41,610 |
| History Multiple Choice #2 | 0 | - | 4.43 | 50,003 |
| History Multiple Choice #3 | 0 | - | 4.45 | 48,706 |
| History Multiple Choice #5 | 0 | - | 4.49 | 32,428 |
| Three Real and One Fake - World History | 0 | - | 4.44 | 38,340 |
| Name the English Monarchs | 0 | - | 4.91 | 501,511 |
| Dark Ages History | 0 | - | 4.42 | 32,742 |
| 30 Historical People You Probably Don't Know | 0 | - | 4.36 | 60,970 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 337,107 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,800 |
| U.S. Political Figures by Picture #1 | 0 | - | 4.14 | 26,136 |
| U.S. Political Figures by Picture #2 | 0 | - | 4.10 | 15,504 |
| Female Political Figures by Picture - U.S. | 0 | - | 4.20 | 10,853 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,417,882 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,702 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,087 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,435 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,966 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,352 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 131,101 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,017 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,454 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,357 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.87 | 53,259 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,445 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,789 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,049 |
| History Multiple Choice #6 | 0 | - | 4.46 | 18,059 |
| The 7th, 8th, 9th and 10th Century BC | 0 | - | 4.67 | 17,792 |
| History General Knowledge #13 | 0 | - | 4.69 | 49,147 |
| Musicians Who Died Young | 0 | - | 4.39 | 108,097 |
| Current Events by Year, 1950–1969 | 0 | - | 4.35 | 46,572 |
| Current Events by Year, 1910–1929 | 0 | - | 4.27 | 47,413 |
| Groups of Things - History #2 | 0 | - | 4.39 | 79,278 |
| History Analogies #4 | 0 | - | 4.26 | 72,856 |
| History Groups of Two | 0 | - | 4.31 | 40,665 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,794 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,613 |
| People Born on Islands | 0 | - | 4.39 | 52,881 |
| 4-Letter History Chain #1 | 0 | - | 4.41 | 84,951 |
| 5-Letter History Chain #3 | 0 | - | 4.47 | 66,362 |
| 6-Letter History Chain #2 | 0 | - | 4.51 | 57,465 |
| 5-Letter History Chain #1 | 0 | - | 4.54 | 102,140 |
| Valid Answer - World History #2 | 0 | - | 4.38 | 47,016 |
| Wolfcam's Random History General Knowledge | 0 | - | 4.43 | 21,049 |
| Empires A-Z | 0 | - | 4.52 | 45,099 |
