| WWII Geography | 0 | - | 4.81 | 119,388 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,467 |
| WWII Decoder | 0 | - | 4.41 | 53,056 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 54,774 |
| Countries in World War I | 0 | - | 4.88 | 226,662 |
| Countries in World War II | 0 | - | 4.54 | 904,955 |
| Modern-Day Axis-Occupied Countries of WWII on a Map | 0 | - | 4.99 | 84,840 |
| World Leaders of the World Wars | 0 | - | 4.35 | 37,660 |
| Important Cities in WWII | 0 | - | 4.42 | 92,904 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,351 |
| WWII for Dummies | 0 | - | 4.80 | 103,883 |
| WWII Movies by Plot | 0 | - | 4.21 | 26,969 |
| WWII A-Z #1 | 0 | - | 4.80 | 102,414 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,344 |
| Military History Vocabulary | 0 | - | 4.91 | 66,671 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,624 |
| Empires by Maps | 0 | - | 4.98 | 118,584 |
| Name the English Monarchs | 0 | - | 4.92 | 498,163 |
| Cities Bombed During WWII | 0 | - | 4.08 | 29,912 |
| Countries by Percent WWII Deaths | 0 | - | 4.09 | 29,754 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 285,077 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,511 |
| Countries with NO Military | 0 | - | 4.97 | 61,211 |
| Former Flags | 0 | - | 4.97 | 106,744 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,317 |
| Years in History by Picture | 0 | - | 4.44 | 35,126 |
| Battle to Country | 0 | - | 4.91 | 52,561 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,322 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 335,584 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,141 |
| The Trojan War | 0 | - | 4.83 | 39,449 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,614 |
| WWII First Names | 0 | - | 4.44 | 41,575 |
| The American Civil War | 0 | - | 4.62 | 52,172 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,074 |
| Roman Emperors | 0 | - | 4.95 | 118,545 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,313 |
| Name that Historical Figure #2 | 0 | - | 4.43 | 282,723 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 106,669 |
| "Second Best" History Edition | 0 | - | 4.93 | 61,884 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,126 |
| Famous Dictators #1 | 0 | - | 4.69 | 198,830 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,493 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,689 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,539 |
| WWI... or WWII? | 0 | - | 4.85 | 140,714 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,714 |
| History by Picture - A | 0 | - | 4.25 | 45,470 |
| History by Picture - B | 0 | - | 4.40 | 48,601 |
| History by Picture - C | 0 | - | 4.36 | 54,097 |
| History by Picture - F | 0 | - | 4.35 | 37,597 |
| History by Picture - G | 0 | - | 4.40 | 41,861 |
| History by Picture - D | 0 | - | 4.29 | 44,018 |
| History by Picture - E | 0 | - | 4.27 | 43,637 |
| History by Picture - H | 0 | - | 4.37 | 36,551 |
| History by Picture - K | 0 | - | 4.35 | 33,115 |
| History by Picture - M | 0 | - | 4.17 | 35,923 |
| History by Picture - N | 0 | - | 4.40 | 41,009 |
| History by Picture - O | 0 | - | 4.39 | 36,051 |
| History by Picture - T | 0 | - | 4.20 | 33,105 |
| English Royal Consorts | 0 | - | 4.37 | 37,179 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,620 |
| Kings of France Quiz | 0 | - | 4.20 | 32,568 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,230 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,068 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,218 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,497 |
| Words for Leaders | 0 | - | 4.77 | 255,235 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,661 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,250 |
| Communist Countries in History | 0 | - | 4.63 | 492,646 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,103 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 237,713 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,077 |
| Name that Historical Figure #6 | 0 | - | 4.27 | 92,456 |
| All Country Flags of the World | 0 | - | 5.00 | 3,604,714 |
| Countries with U.S. Troops | 0 | - | 4.38 | 131,662 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 51,240 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,761 |
| Metals of Antiquity | 0 | - | 4.94 | 92,937 |
| Popular Royal Names | 0 | - | 4.27 | 124,499 |
| History of The Netherlands | 0 | - | 4.46 | 17,320 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,196 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,227 |
| History - Did They Have It? | 0 | - | 4.84 | 61,126 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,121 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 704,487 |
| First Names of Painters | 0 | - | 4.43 | 59,606 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 93,567 |
| Women in History by Picture | 0 | - | 4.25 | 25,765 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,786 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,775 |
| Countries that Have Won the Most Battles | 0 | - | 4.02 | 39,374 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,980 |
| History by Picture - I | 0 | - | 4.26 | 26,021 |
| History by Picture - J | 0 | - | 4.18 | 26,536 |
| History by Picture - L | 0 | - | 4.18 | 30,570 |
| History by Picture - P | 0 | - | 4.08 | 25,113 |
| History by Picture - Q | 0 | - | 4.03 | 21,925 |
| History by Picture - R | 0 | - | 4.13 | 26,647 |
| History by Picture - S | 0 | - | 4.14 | 27,599 |
| History by Picture - U | 0 | - | 4.24 | 24,949 |
| History by Picture - V | 0 | - | 4.30 | 24,918 |
| History by Picture - W | 0 | - | 4.01 | 21,502 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 69,676 |
| The Reign of Henry VIII | 0 | - | 4.25 | 27,617 |
| Medieval English History | 0 | - | 4.53 | 43,331 |
| British Royal Titles | 0 | - | 4.18 | 19,865 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.30 | 24,432 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,002 |
| Countries by Road Signs | 0 | - | 4.98 | 53,122 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,057 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,526,834 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,628 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,827 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,588 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,542 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,466 |
| Influential Women in History | 0 | - | 4.42 | 35,057 |
| Cradles of Civilization | 0 | - | 4.46 | 39,122 |
| Ancient Greece A-Z | 0 | - | 4.60 | 22,991 |
| Materials From History #1 | 0 | - | 4.56 | 50,639 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,145 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 52,980 |
| Trace the Route of Ibn Battuta on a Map | 0 | - | 4.98 | 22,377 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,662 |
| UN Secretaries-General | 0 | - | 4.40 | 7,764 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,546 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 72,941 |
| Former Capitals | 0 | - | 4.88 | 71,153 |
| World War II Multiple Choice | 0 | - | 4.38 | 103,305 |
| WWII True or False? | 0 | - | 4.56 | 57,064 |
| Cold War Decoder | 0 | - | 4.83 | 51,947 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,449 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 145,235 |
| Famous Explorers | 0 | - | 4.58 | 35,968 |
| Famous Empires by Description | 0 | - | 4.70 | 117,874 |
| Answers by Time Period | 0 | - | 4.63 | 55,285 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,545 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,687 |
| Roman Names for Places | 0 | - | 4.62 | 57,894 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,449 |
| Embarrassing Chapters in British History | 0 | - | 4.29 | 32,130 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,968 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,841 |
| French History Multiple Choice | 0 | - | 4.55 | 32,882 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,498 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.95 | 40,706 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 54,882 |
| All Modern-Day Countries Ever Controlled by the British | 0 | - | 4.81 | 49,395 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,289 |
| European History for Dummies | 0 | - | 4.82 | 89,342 |
| British History A-Z #1 | 0 | - | 4.45 | 45,956 |
| History of Scotland | 0 | - | 4.51 | 21,010 |
| French History A-Z | 0 | - | 4.17 | 22,007 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,634 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,661 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,683 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,142 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,519 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,909 |
| Flags with Crescents | 0 | - | 4.98 | 167,638 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,057 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,727 |
| Flags of North and South America | 0 | - | 4.99 | 367,615 |
| Country Flag Trivia | 0 | - | 4.81 | 55,976 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,811 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,265 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,975 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,406 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,475 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,499 |
| Flags that are Red & White Only | 0 | - | 4.97 | 161,740 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,715 |
| Flags to Languages | 0 | - | 4.95 | 172,550 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 74,332 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,421 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,841 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,611 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,335 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,853 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,283 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,689 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,958 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,496 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,413 |
| Country Flags Slideshow | 0 | - | 4.91 | 46,790 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,421 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,715 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,788 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,998 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,074 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,418 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,985 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,455 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,379 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,287 |
| World Coats of Arms | 0 | - | 4.99 | 63,886 |
| National Football Team Logos | 0 | - | 4.84 | 178,757 |
| Pixelated World Map | 0 | - | 5.00 | 142,482 |
