| Name the English Monarchs | 0 | - | 4.92 | 500,163 |
| Rappers Real Names | 0 | - | 4.08 | 70,659 |
| Musicians Who Died Young | 0 | - | 4.39 | 107,848 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,413 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,176 |
| Empires by Maps | 0 | - | 4.98 | 119,378 |
| Words for Leaders | 0 | - | 4.77 | 256,130 |
| Political Figures by Last Name #1 | 0 | - | 4.55 | 67,686 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,464 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,237 |
| Music by Year, 1990–2009 | 0 | - | 4.18 | 109,620 |
| Music by Year, 1970–1989 | 0 | - | 4.31 | 41,030 |
| Mulan - "I'll Make A Man Out Of You" Lyrics | 0 | - | 4.61 | 39,124 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,764 |
| Metals of Antiquity | 0 | - | 4.94 | 93,149 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,437 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,817 |
| History - Did They Have It? | 0 | - | 4.84 | 61,499 |
| World Leaders by Picture | 0 | - | 4.36 | 264,315 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,287 |
| Dictators by Picture | 0 | - | 4.18 | 49,006 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,827 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,157 |
| A Quiz About Elvis Presley | 0 | - | 4.33 | 21,199 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,048 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,858 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,119 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,690 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,472 |
| Countries by National Anthem | 0 | - | 4.92 | 71,123 |
| "A Whole New World" Lyrics | 0 | - | 4.31 | 67,457 |
| Rappers by Picture | 0 | - | 4.22 | 133,548 |
| Influential Women in History | 0 | - | 4.42 | 35,306 |
| Cradles of Civilization | 0 | - | 4.46 | 39,382 |
| Former Flags | 0 | - | 4.97 | 107,187 |
| Materials From History #1 | 0 | - | 4.56 | 51,341 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,762 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,387 |
| Historic Orient Express Routes Map | 0 | - | 4.99 | 53,257 |
| World Leaders of the World Wars | 0 | - | 4.35 | 37,754 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 48,344 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,616 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,804 |
| WWII First Names | 0 | - | 4.44 | 41,679 |
| Cold War Decoder | 0 | - | 4.83 | 52,121 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,792 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 145,540 |
| Famous Explorers | 0 | - | 4.58 | 36,053 |
| Famous Empires by Description | 0 | - | 4.73 | 118,171 |
| Answers by Time Period | 0 | - | 4.64 | 55,426 |
| Political Quotes | 0 | - | 4.17 | 19,847 |
| Military History Vocabulary | 0 | - | 4.91 | 66,872 |
| Battle to Country | 0 | - | 4.91 | 52,932 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,831 |
| The Life of King David | 0 | - | 4.37 | 14,099 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,682 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.91 | 28,393 |
| Trace the Route of Marco Polo on a Map | 0 | - | 5.00 | 42,114 |
| European History for Dummies | 0 | - | 4.83 | 89,594 |
| English Royal Consorts | 0 | - | 4.37 | 37,274 |
| British History A-Z #1 | 0 | - | 4.45 | 46,305 |
| Kings of France Quiz | 0 | - | 4.20 | 32,632 |
| World Capitals in the Answer | 0 | - | 4.94 | 76,616 |
| Monarchies of Europe | 0 | - | 4.90 | 97,710 |
| Monarchies of Asia | 0 | - | 4.97 | 70,842 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,902 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,314 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,117 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,537 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 66,521 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,668 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,607 |
| Orthodox Countries | 0 | - | 4.92 | 130,956 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,355 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,682 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 335,632 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,642 |
| Body Parts in History and Culture | 0 | - | 4.42 | 35,211 |
| History Analogies #1 | 0 | - | 4.53 | 89,864 |
| History Analogies #2 | 0 | - | 4.49 | 77,104 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,353 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,062 |
| Current Events by Year, 1930–1949 | 0 | - | 4.48 | 51,993 |
| History Analogies #3 | 0 | - | 4.61 | 80,547 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,297 |
| Spanish History A-Z | 0 | - | 4.37 | 19,225 |
| Italian History A-Z | 0 | - | 4.21 | 17,630 |
| Years in History by Picture | 0 | - | 4.44 | 35,319 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,430 |
| Materials From History #2 | 0 | - | 4.59 | 31,401 |
| Random History by Country | 0 | - | 4.53 | 34,741 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,719 |
| Animals in World History | 0 | - | 4.74 | 44,351 |
| People - Real or Fictional? | 0 | - | 4.56 | 58,640 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,470 |
| History True or False #3 | 0 | - | 4.43 | 56,586 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,305 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 24,921 |
| Prime Ministers of the UK | 0 | - | 4.96 | 436,697 |
| The Trojan War | 0 | - | 4.83 | 39,574 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,190 |
| Mythology A-Z | 0 | - | 4.31 | 37,110 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,298 |
| WWII Geography | 0 | - | 4.81 | 119,891 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,268 |
| WWII Figures by Picture | 0 | - | 4.89 | 64,101 |
| Countries in World War I | 0 | - | 4.88 | 227,444 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,483 |
| Cold War Trivia #1 | 0 | - | 4.41 | 57,115 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 93,794 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,357 |
| Events in History #2 | 0 | - | 4.49 | 71,564 |
| Events in History #4 | 0 | - | 4.44 | 44,204 |
| Events in Ancient History | 0 | - | 4.50 | 35,845 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 48,904 |
| Assassinations in History | 0 | - | 4.21 | 66,089 |
| Famous Seconds | 0 | - | 4.22 | 46,497 |
| Ages and Eras | 0 | - | 4.38 | 67,583 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,448 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,707 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,104 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 75,908 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 487,711 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 711,017 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 73,824 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,178 |
| Female Historical Figures | 0 | - | 4.27 | 33,183 |
| Historical Blunders | 0 | - | 4.34 | 91,819 |
| Territorial Accessions | 0 | - | 4.39 | 34,709 |
| People Known as "The Great" | 0 | - | 4.46 | 24,594 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,806 |
| This Day in History - July | 0 | - | 4.49 | 36,415 |
| This Day in History - August | 0 | - | 4.42 | 43,309 |
| This Day in History - September | 0 | - | 4.55 | 57,348 |
| This Day in History - October | 0 | - | 4.49 | 37,583 |
| This Day in History - January | 0 | - | 4.50 | 46,636 |
| This Day in History - March | 0 | - | 4.45 | 43,590 |
| Ancient Civilizations | 0 | - | 4.64 | 37,848 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,291 |
| Roman Emperors | 0 | - | 4.95 | 119,258 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,696 |
| Name that Greek Letter | 0 | - | 4.93 | 322,580 |
| The 19th Century | 0 | - | 4.53 | 67,978 |
| The 18th Century | 0 | - | 4.52 | 53,188 |
| The 16th Century | 0 | - | 4.77 | 58,798 |
| The 9th and 10th Century | 0 | - | 4.54 | 37,598 |
| The 21st Century | 0 | - | 4.48 | 105,588 |
| The Places They Went #1 | 0 | - | 4.74 | 33,480 |
| Famous Inventors | 0 | - | 4.43 | 43,495 |
| History Multiple Choice #1 | 0 | - | 4.46 | 81,740 |
| Years in History #2 - Multiple Choice | 0 | - | 4.43 | 41,545 |
| History Multiple Choice #2 | 0 | - | 4.43 | 49,941 |
| History Multiple Choice #3 | 0 | - | 4.45 | 48,652 |
| History Multiple Choice #5 | 0 | - | 4.49 | 32,375 |
| Three Real and One Fake - World History | 0 | - | 4.44 | 38,291 |
| The Reign of Henry VIII | 0 | - | 4.25 | 27,679 |
| British Royal Titles | 0 | - | 4.18 | 19,911 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.30 | 24,463 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,768 |
| Dark Ages History | 0 | - | 4.42 | 32,715 |
| German History A-Z | 0 | - | 4.49 | 24,520 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.09 | 1,012,317 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 336,542 |
| #1 Hits of the 1980s | 0 | - | 4.86 | 147,954 |
| Phineas and Ferb Theme Song Lyrics | 0 | - | 4.39 | 91,976 |
| Star Wars Quotes | 0 | - | 4.83 | 176,199 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,654 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,517 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,692 |
| Top 100 Greatest NBA Players | 0 | - | 4.42 | 688,568 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 51,212 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,411,657 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,423 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 82,029 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,534 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,800 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,111 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,782 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 119,622 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,477 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,419 |
| Countries in a Penrose Tiling of the World Map | 0 | - | 4.95 | 56,329 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,685 |
| Hindu Countries | 0 | - | 4.86 | 49,836 |
| Click a Valid Country A-Z | 0 | - | 4.97 | 525,766 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,503 |
| Click a Valid World Capital A-Z | 0 | - | 4.83 | 89,772 |
| Largest City on Every Continent A-Z | 0 | - | 4.97 | 37,937 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,454 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,360 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,267 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,144 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,834 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,953 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,123 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,496 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,343 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,793 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,067 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,920 |
