| Books of the Protestant Bible | 0 | - | 4.89 | 209,117 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,584 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,740 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,319 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,912 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,770 |
| Orthodox Countries | 0 | - | 4.92 | 131,141 |
| Biblical Miracles | 0 | - | 4.46 | 38,255 |
| The Life of Jesus | 0 | - | 4.52 | 44,108 |
| Bible Characters Quiz #1 | 0 | - | 4.46 | 105,352 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,472 |
| Majority Muslim Countries | 0 | - | 4.98 | 372,638 |
| Countries with the Most Cathedrals | 0 | - | 4.51 | 44,924 |
| Top 100 Most Common Words in the Bible | 0 | - | 4.32 | 113,071 |
| Books of the Catholic Bible Quiz | 0 | - | 4.63 | 80,020 |
| Most Mentioned Bible Characters | 0 | - | 4.35 | 139,504 |
| Bible Characters Quiz #2 | 0 | - | 4.24 | 86,198 |
| Buddhist Countries | 0 | - | 4.96 | 143,578 |
| Groups of Things - The Bible | 0 | - | 4.44 | 55,164 |
| Word Chain - The Bible | 0 | - | 4.48 | 50,452 |
| Catholic Countries | 0 | - | 4.78 | 214,268 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,658 |
| Military History Vocabulary | 0 | - | 4.91 | 66,962 |
| The Life of King David | 0 | - | 4.37 | 14,106 |
| Biblical Geography | 0 | - | 4.40 | 67,113 |
| The Bible - Multiple Choice | 0 | - | 4.34 | 50,639 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,998 |
| Bible Stories #1 | 0 | - | 4.27 | 28,192 |
| Bible Stories #2 | 0 | - | 4.32 | 24,652 |
| The Life of Moses | 0 | - | 4.35 | 16,705 |
| Ecclesiastes - "To Every Thing There Is a Season" | 0 | - | 4.18 | 5,266 |
| This and That - The Bible | 0 | - | 4.20 | 20,487 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,328 |
| The Bible A-Z | 0 | - | 4.29 | 59,656 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,409 |
| Empires by Maps | 0 | - | 4.98 | 119,771 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,542 |
| WWII Geography | 0 | - | 4.81 | 120,035 |
| WWII Figures by Picture | 0 | - | 4.89 | 64,855 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,293 |
| Name the English Monarchs | 0 | - | 4.91 | 500,925 |
| The Bible by Picture | 0 | - | 4.23 | 20,083 |
| Famous Dictators #1 | 0 | - | 4.69 | 199,357 |
| Sharia Law Countries | 0 | - | 4.48 | 63,551 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,328 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,158 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,354 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,725 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,879 |
| Influential Women in History | 0 | - | 4.42 | 35,444 |
| Metals of Antiquity | 0 | - | 4.94 | 93,234 |
| Cradles of Civilization | 0 | - | 4.46 | 39,502 |
| Materials From History #1 | 0 | - | 4.56 | 51,426 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,528 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,489 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,983 |
| Words for Leaders | 0 | - | 4.77 | 256,553 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 706,297 |
| Biggest Nations and Empires Ever | 0 | - | 4.52 | 145,659 |
| Famous Explorers | 0 | - | 4.58 | 36,102 |
| Famous Empires by Description | 0 | - | 4.73 | 118,277 |
| Answers by Time Period | 0 | - | 4.64 | 55,483 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,131 |
| Bible Quotes Quiz #1 | 0 | - | 4.41 | 61,755 |
| Bible Quotes Quiz #3 | 0 | - | 4.47 | 43,475 |
| Top 10 Most Islamic European Countries | 0 | - | 4.75 | 160,661 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,831 |
| Popular Royal Names | 0 | - | 4.27 | 124,798 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,784 |
| UN Secretaries-General | 0 | - | 4.40 | 7,781 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,586 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,331 |
| First Names of Painters | 0 | - | 4.43 | 59,779 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,915 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,187 |
| A Quiz About Islam | 0 | - | 4.31 | 48,367 |
| Cities by Place of Worship - Picture Quiz | 0 | - | 4.40 | 30,967 |
| Countries That Don't Recognize Israel | 0 | - | 4.67 | 34,714 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,007 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 271,272 |
| Countries with NO Military | 0 | - | 4.97 | 61,815 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,763 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,319 |
| NATO Countries | 0 | - | 4.98 | 278,795 |
| EU Countries Quiz | 0 | - | 4.99 | 272,391 |
| Years in History by Picture | 0 | - | 4.44 | 35,398 |
| History of The Netherlands | 0 | - | 4.46 | 17,389 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,478 |
| Materials From History #2 | 0 | - | 4.59 | 31,438 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,377 |
| Events in History #2 | 0 | - | 4.49 | 71,611 |
| Events in History #4 | 0 | - | 4.44 | 44,239 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 48,938 |
| Assassinations in History | 0 | - | 4.21 | 66,131 |
| Famous Seconds | 0 | - | 4.22 | 46,531 |
| Ages and Eras | 0 | - | 4.39 | 67,619 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,463 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,749 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,133 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 75,938 |
| Female Historical Figures | 0 | - | 4.28 | 33,209 |
| Historical Blunders | 0 | - | 4.34 | 91,863 |
| Territorial Accessions | 0 | - | 4.36 | 34,742 |
| People Known as "The Great" | 0 | - | 4.46 | 24,616 |
| This Day in History - July | 0 | - | 4.49 | 36,429 |
| This Day in History - August | 0 | - | 4.42 | 43,328 |
| This Day in History - September | 0 | - | 4.55 | 57,382 |
| This Day in History - October | 0 | - | 4.49 | 37,598 |
| This Day in History - January | 0 | - | 4.50 | 46,663 |
| This Day in History - March | 0 | - | 4.45 | 43,620 |
| Ancient Civilizations | 0 | - | 4.64 | 37,884 |
| The Places They Went #1 | 0 | - | 4.74 | 33,499 |
| Famous Inventors | 0 | - | 4.43 | 43,507 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.09 | 1,012,796 |
| 7 Deadly Sins | 0 | - | 4.88 | 398,511 |
| Bible Quotes Quiz #2 | 0 | - | 4.27 | 52,841 |
| Bible Quotes Quiz #4 | 0 | - | 4.33 | 33,476 |
| Biblical Names Still Popular Today | 0 | - | 4.28 | 51,317 |
| The Bible - Who Said That? | 0 | - | 4.51 | 24,633 |
| Former Flags | 0 | - | 4.97 | 107,367 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 31,840 |
| WWII Decoder | 0 | - | 4.41 | 53,429 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,227 |
| Cold War Decoder | 0 | - | 4.83 | 52,206 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,926 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,761 |
| European History for Dummies | 0 | - | 4.83 | 89,694 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,717 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,538 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,985 |
| Coldest World Capitals | 0 | - | 4.95 | 133,367 |
| World Currency Quiz | 0 | - | 4.91 | 301,342 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,347 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,998 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,253 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,557 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,466 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,095,005 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,335 |
| The 2nd Millennium BC | 0 | - | 4.64 | 20,793 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,232 |
| History Analogies #1 | 0 | - | 4.53 | 89,895 |
| History Analogies #2 | 0 | - | 4.49 | 77,138 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,435 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,097 |
| Current Events by Year, 1930–1949 | 0 | - | 4.48 | 52,032 |
| Groups of Things - History #1 | 0 | - | 4.41 | 93,941 |
| History Analogies #3 | 0 | - | 4.61 | 80,579 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,357 |
| Which Came First? | 0 | - | 4.37 | 74,673 |
| Christopher Columbus Quiz | 0 | - | 4.21 | 8,284 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,102 |
| Random History by Country | 0 | - | 4.53 | 34,786 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,772 |
| Animals in World History | 0 | - | 4.74 | 44,402 |
| People - Real or Fictional? | 0 | - | 4.56 | 58,704 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,511 |
| History True or False #3 | 0 | - | 4.43 | 56,699 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,231 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,712 |
| A to Z: Legendary Creatures | 0 | - | 4.26 | 52,931 |
| WWII First Names | 0 | - | 4.44 | 41,720 |
| WWII for Dummies | 0 | - | 4.79 | 104,602 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,177 |
| Events in History #3 | 0 | - | 4.40 | 71,608 |
| Events in History #1 | 0 | - | 4.34 | 157,572 |
| Events in Ancient History | 0 | - | 4.50 | 35,895 |
| Born Here on This Date #1 | 0 | - | 3.92 | 35,343 |
| Famous Founders in the U.S. | 0 | - | 3.98 | 33,871 |
| People Who Died Young #1 | 0 | - | 4.24 | 63,628 |
| Titled People Quiz #2 | 0 | - | 4.38 | 26,722 |
| Deaths by Date and Cause #1 | 0 | - | 4.38 | 95,107 |
| Deaths by Date and Cause #2 | 0 | - | 4.15 | 67,666 |
| Job Titles Quiz #2 | 0 | - | 3.62 | 37,302 |
| Famous Ships Quiz | 0 | - | 4.25 | 29,229 |
| Famous Short People | 0 | - | 4.39 | 17,449 |
| Name the Alliance | 0 | - | 4.29 | 29,474 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 73,911 |
| Coups d'Etat - Name the Country | 0 | - | 4.40 | 27,654 |
| Famous Documents | 0 | - | 4.05 | 21,810 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,258 |
| Legendary Deeds | 0 | - | 4.16 | 28,905 |
| Disasters in History | 0 | - | 4.40 | 25,653 |
| Executions in History | 0 | - | 4.29 | 16,952 |
| Political Quotes | 0 | - | 4.17 | 19,860 |
| This Day in History - April | 0 | - | 4.40 | 44,442 |
| This Day in History - May | 0 | - | 4.33 | 48,333 |
| This Day in History - June | 0 | - | 4.32 | 33,485 |
| This Day in History - November | 0 | - | 4.24 | 33,586 |
| This Day in History - December | 0 | - | 4.32 | 40,513 |
| This Day in History - February | 0 | - | 4.38 | 39,757 |
| The 19th Century | 0 | - | 4.53 | 68,050 |
| The 18th Century | 0 | - | 4.52 | 53,241 |
| The 16th Century | 0 | - | 4.77 | 58,840 |
| The 9th and 10th Century | 0 | - | 4.54 | 37,629 |
| The 21st Century | 0 | - | 4.48 | 105,753 |
| Battle to Country | 0 | - | 4.91 | 53,057 |
| History Multiple Choice #1 | 0 | - | 4.46 | 81,801 |
| Years in History #2 - Multiple Choice | 0 | - | 4.43 | 41,587 |
| History Multiple Choice #2 | 0 | - | 4.43 | 49,967 |
