| Name the English Monarchs | 0 | - | 4.92 | 499,843 |
| Rappers Real Names | 0 | - | 4.08 | 69,603 |
| Musicians Who Died Young | 0 | - | 4.39 | 107,765 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,324 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,078 |
| Empires by Maps | 0 | - | 4.98 | 119,225 |
| Words for Leaders | 0 | - | 4.77 | 255,904 |
| Political Figures by Last Name #1 | 0 | - | 4.55 | 67,648 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,424 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,212 |
| Music by Year, 1990–2009 | 0 | - | 4.20 | 109,584 |
| Music by Year, 1970–1989 | 0 | - | 4.31 | 41,020 |
| Mulan - "I'll Make A Man Out Of You" Lyrics | 0 | - | 4.61 | 39,115 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,738 |
| Metals of Antiquity | 0 | - | 4.94 | 93,104 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,394 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,686 |
| History - Did They Have It? | 0 | - | 4.84 | 61,412 |
| World Leaders by Picture | 0 | - | 4.36 | 264,175 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,250 |
| Dictators by Picture | 0 | - | 4.18 | 48,985 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,564 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,122 |
| A Quiz About Elvis Presley | 0 | - | 4.33 | 21,193 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 69,974 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,827 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,076 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,676 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,453 |
| Countries by National Anthem | 0 | - | 4.92 | 71,102 |
| "A Whole New World" Lyrics | 0 | - | 4.31 | 67,446 |
| Rappers by Picture | 0 | - | 4.22 | 133,429 |
| Influential Women in History | 0 | - | 4.42 | 35,273 |
| Cradles of Civilization | 0 | - | 4.46 | 39,347 |
| Former Flags | 0 | - | 4.97 | 107,112 |
| Materials From History #1 | 0 | - | 4.56 | 51,310 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,722 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,356 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 53,219 |
| World Leaders of the World Wars | 0 | - | 4.35 | 37,739 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 48,252 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,563 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,796 |
| WWII First Names | 0 | - | 4.44 | 41,670 |
| Cold War Decoder | 0 | - | 4.83 | 52,101 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,707 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 145,488 |
| Famous Explorers | 0 | - | 4.58 | 36,042 |
| Famous Empires by Description | 0 | - | 4.73 | 118,139 |
| Answers by Time Period | 0 | - | 4.63 | 55,403 |
| Political Quotes | 0 | - | 4.17 | 19,840 |
| Military History Vocabulary | 0 | - | 4.91 | 66,834 |
| Battle to Country | 0 | - | 4.91 | 52,865 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,814 |
| The Life of King David | 0 | - | 4.37 | 14,093 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,649 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,375 |
| Trace the Route of Marco Polo on a Map | 0 | - | 5.00 | 42,092 |
| European History for Dummies | 0 | - | 4.83 | 89,553 |
| English Royal Consorts | 0 | - | 4.37 | 37,257 |
| British History A-Z #1 | 0 | - | 4.45 | 46,280 |
| Kings of France Quiz | 0 | - | 4.20 | 32,619 |
| World Capitals in the Answer | 0 | - | 4.94 | 76,576 |
| Monarchies of Europe | 0 | - | 4.90 | 97,654 |
| Monarchies of Asia | 0 | - | 4.97 | 70,799 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,884 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,178 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,027 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,411 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 66,446 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,565 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,543 |
| Orthodox Countries | 0 | - | 4.92 | 130,842 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,298 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,640 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 335,212 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,601 |
| Body Parts in History and Culture | 0 | - | 4.42 | 35,195 |
| History Analogies #1 | 0 | - | 4.53 | 89,842 |
| History Analogies #2 | 0 | - | 4.49 | 77,075 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,310 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,047 |
| Current Events by Year, 1930–1949 | 0 | - | 4.48 | 51,980 |
| History Analogies #3 | 0 | - | 4.61 | 80,524 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,281 |
| Spanish History A-Z | 0 | - | 4.37 | 19,218 |
| Italian History A-Z | 0 | - | 4.21 | 17,619 |
| Years in History by Picture | 0 | - | 4.44 | 35,283 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,389 |
| Materials From History #2 | 0 | - | 4.59 | 31,382 |
| Random History by Country | 0 | - | 4.53 | 34,725 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,692 |
| Animals in World History | 0 | - | 4.74 | 44,332 |
| People - Real or Fictional? | 0 | - | 4.56 | 58,616 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,453 |
| History True or False #3 | 0 | - | 4.43 | 56,435 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,301 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 24,912 |
| Prime Ministers of the UK | 0 | - | 4.96 | 436,377 |
| The Trojan War | 0 | - | 4.83 | 39,545 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,094 |
| Mythology A-Z | 0 | - | 4.31 | 37,090 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,159 |
| WWII Geography | 0 | - | 4.81 | 119,809 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,240 |
| WWII Figures by Picture | 0 | - | 4.89 | 63,074 |
| Countries in World War I | 0 | - | 4.88 | 227,340 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,428 |
| Cold War Trivia #1 | 0 | - | 4.41 | 57,092 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 93,755 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,354 |
| Events in History #2 | 0 | - | 4.49 | 71,540 |
| Events in History #4 | 0 | - | 4.44 | 44,185 |
| Events in Ancient History | 0 | - | 4.50 | 35,827 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 48,891 |
| Assassinations in History | 0 | - | 4.21 | 66,075 |
| Famous Seconds | 0 | - | 4.22 | 46,484 |
| Ages and Eras | 0 | - | 4.38 | 67,572 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,436 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,695 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,101 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 75,895 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 487,524 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 710,765 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 73,779 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,134 |
| Female Historical Figures | 0 | - | 4.27 | 33,171 |
| Historical Blunders | 0 | - | 4.34 | 91,799 |
| Territorial Accessions | 0 | - | 4.39 | 34,703 |
| People Known as "The Great" | 0 | - | 4.46 | 24,587 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,689 |
| This Day in History - July | 0 | - | 4.49 | 36,408 |
| This Day in History - August | 0 | - | 4.42 | 43,300 |
| This Day in History - September | 0 | - | 4.55 | 57,338 |
| This Day in History - October | 0 | - | 4.49 | 37,580 |
| This Day in History - January | 0 | - | 4.50 | 46,631 |
| This Day in History - March | 0 | - | 4.45 | 43,580 |
| Ancient Civilizations | 0 | - | 4.64 | 37,830 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,250 |
| Roman Emperors | 0 | - | 4.95 | 119,142 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,263 |
| Name that Greek Letter | 0 | - | 4.93 | 322,429 |
| The 19th Century | 0 | - | 4.53 | 67,962 |
| The 18th Century | 0 | - | 4.52 | 53,177 |
| The 16th Century | 0 | - | 4.77 | 58,790 |
| The 9th and 10th Century | 0 | - | 4.54 | 37,589 |
| The 21st Century | 0 | - | 4.48 | 105,544 |
| The Places They Went #1 | 0 | - | 4.74 | 33,470 |
| Famous Inventors | 0 | - | 4.43 | 43,490 |
| History Multiple Choice #1 | 0 | - | 4.46 | 81,696 |
| Years in History #2 - Multiple Choice | 0 | - | 4.43 | 41,523 |
| History Multiple Choice #2 | 0 | - | 4.43 | 49,912 |
| History Multiple Choice #3 | 0 | - | 4.45 | 48,627 |
| History Multiple Choice #5 | 0 | - | 4.49 | 32,360 |
| Three Real and One Fake - World History | 0 | - | 4.44 | 38,270 |
| The Reign of Henry VIII | 0 | - | 4.25 | 27,664 |
| British Royal Titles | 0 | - | 4.18 | 19,903 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.30 | 24,458 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,747 |
| Dark Ages History | 0 | - | 4.42 | 32,706 |
| German History A-Z | 0 | - | 4.49 | 24,500 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.09 | 1,012,093 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 336,390 |
| #1 Hits of the 1980s | 0 | - | 4.86 | 147,877 |
| Phineas and Ferb Theme Song Lyrics | 0 | - | 4.39 | 91,948 |
| Star Wars Quotes | 0 | - | 4.83 | 174,113 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,568 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,442 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,665 |
| Top 100 Greatest NBA Players | 0 | - | 4.42 | 688,175 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 51,109 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,410,326 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,375 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,526 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,478 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,703 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,980 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,717 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 118,913 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,409 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,368 |
| Countries in a Penrose Tiling of the World Map | 0 | - | 4.95 | 56,264 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,660 |
| Hindu Countries | 0 | - | 4.86 | 49,798 |
| Click a Valid Country A-Z | 0 | - | 4.97 | 525,079 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,394 |
| Click a Valid World Capital A-Z | 0 | - | 4.83 | 89,681 |
| Largest City on Every Continent A-Z | 0 | - | 4.97 | 37,907 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,385 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,335 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,199 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,017 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,615 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,889 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,975 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,415 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,229 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,527 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,988 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,879 |
