| WWII Geography | 0 | - | 4.81 | 120,795 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,795 |
| WWII Decoder | 0 | - | 4.41 | 53,740 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,668 |
| Countries in World War I | 0 | - | 4.88 | 228,829 |
| Countries in World War II | 0 | - | 4.53 | 917,130 |
| Modern-Day Axis-Occupied Countries of WWII on a Map | 0 | - | 4.99 | 86,390 |
| World Leaders of the World Wars | 0 | - | 4.36 | 37,989 |
| Important Cities in WWII | 0 | - | 4.42 | 93,761 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 78,199 |
| WWII for Dummies | 0 | - | 4.78 | 105,429 |
| WWII Movies by Plot | 0 | - | 4.21 | 27,138 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,257 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,819 |
| Military History Vocabulary | 0 | - | 4.91 | 67,524 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,469 |
| Empires by Maps | 0 | - | 4.98 | 121,462 |
| Name the English Monarchs | 0 | - | 4.91 | 505,393 |
| Cities Bombed During WWII | 0 | - | 4.09 | 30,258 |
| Countries by Percent WWII Deaths | 0 | - | 4.07 | 30,146 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,412 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 275,834 |
| Countries with NO Military | 0 | - | 4.97 | 62,952 |
| Former Flags | 0 | - | 4.97 | 108,312 |
| All World Leaders 2026 | 0 | - | 4.95 | 20,870 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,003 |
| Years in History by Picture | 0 | - | 4.44 | 35,696 |
| Battle to Country | 0 | - | 4.91 | 53,757 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,569 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 338,758 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,702 |
| The Trojan War | 0 | - | 4.83 | 39,931 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,675 |
| WWII First Names | 0 | - | 4.45 | 41,927 |
| The American Civil War | 0 | - | 4.62 | 52,585 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,481 |
| Roman Emperors | 0 | - | 4.95 | 120,888 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,907 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,877 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 285,615 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,304 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,806 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,409 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,415 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,670 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,727 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,910 |
| WWI... or WWII? | 0 | - | 4.85 | 143,027 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,087 |
| History by Picture - A | 0 | - | 4.26 | 46,051 |
| History by Picture - B | 0 | - | 4.40 | 49,228 |
| History by Picture - C | 0 | - | 4.36 | 54,762 |
| History by Picture - F | 0 | - | 4.35 | 38,103 |
| History by Picture - G | 0 | - | 4.40 | 42,344 |
| History by Picture - D | 0 | - | 4.29 | 44,554 |
| History by Picture - E | 0 | - | 4.25 | 44,140 |
| History by Picture - H | 0 | - | 4.37 | 36,995 |
| History by Picture - K | 0 | - | 4.35 | 33,535 |
| History by Picture - M | 0 | - | 4.17 | 36,315 |
| History by Picture - N | 0 | - | 4.40 | 41,455 |
| History by Picture - O | 0 | - | 4.39 | 36,484 |
| History by Picture - T | 0 | - | 4.20 | 33,476 |
| English Royal Consorts | 0 | - | 4.38 | 37,484 |
| Kings of France Quiz | 0 | - | 4.20 | 32,876 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,588 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,412 |
| Historical Rulers #2 | 0 | - | 4.27 | 47,727 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,438 |
| Words for Leaders | 0 | - | 4.77 | 258,553 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,269 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,019 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,009 |
| Communist Countries in History | 0 | - | 4.63 | 497,475 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,539 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 240,301 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,794 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,844 |
| All Country Flags of the World | 0 | - | 5.00 | 3,699,587 |
| Countries with U.S. Troops | 0 | - | 4.38 | 132,353 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 51,565 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,411 |
| Metals of Antiquity | 0 | - | 4.95 | 93,788 |
| Popular Royal Names | 0 | - | 4.27 | 125,250 |
| History of The Netherlands | 0 | - | 4.46 | 17,529 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,025 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,748 |
| History - Did They Have It? | 0 | - | 4.84 | 62,112 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,736 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 709,549 |
| First Names of Painters | 0 | - | 4.43 | 59,996 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,315 |
| Women in History by Picture | 0 | - | 4.25 | 25,999 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,173 |
| Geography of Ancient Greece | 0 | - | 4.69 | 32,003 |
| Countries that Have Won the Most Battles | 0 | - | 4.01 | 39,718 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,560 |
| History by Picture - I | 0 | - | 4.24 | 26,385 |
| History by Picture - J | 0 | - | 4.18 | 26,880 |
| History by Picture - L | 0 | - | 4.18 | 30,942 |
| History by Picture - P | 0 | - | 4.08 | 25,423 |
| History by Picture - Q | 0 | - | 4.03 | 22,212 |
| History by Picture - R | 0 | - | 4.13 | 26,998 |
| History by Picture - S | 0 | - | 4.14 | 27,926 |
| History by Picture - U | 0 | - | 4.25 | 25,274 |
| History by Picture - V | 0 | - | 4.31 | 25,255 |
| History by Picture - W | 0 | - | 4.01 | 21,772 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,522 |
| The Reign of Henry VIII | 0 | - | 4.25 | 27,832 |
| Medieval English History | 0 | - | 4.53 | 43,618 |
| British Royal Titles | 0 | - | 4.18 | 19,996 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.30 | 24,551 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,445 |
| Countries by Road Signs | 0 | - | 4.98 | 54,230 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,939 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,543,312 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,095,917 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 735,570 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,084 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,022 |
| Influential Women in History | 0 | - | 4.42 | 36,223 |
| Cradles of Civilization | 0 | - | 4.46 | 40,172 |
| Russian History A-Z | 0 | - | 4.35 | 32,099 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,211 |
| Materials From History #1 | 0 | - | 4.56 | 51,954 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,340 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,071 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 53,695 |
| UN Secretaries-General | 0 | - | 4.40 | 7,835 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,678 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 74,147 |
| Former Capitals | 0 | - | 4.88 | 71,615 |
| World War II Multiple Choice | 0 | - | 4.38 | 104,415 |
| WWII True or False? | 0 | - | 4.56 | 57,843 |
| Cold War Decoder | 0 | - | 4.83 | 52,546 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,739 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,413 |
| Famous Explorers | 0 | - | 4.58 | 36,296 |
| Famous Empires by Description | 0 | - | 4.73 | 118,850 |
| Answers by Time Period | 0 | - | 4.64 | 55,794 |
| Ancient Roman Trivia #2 | 0 | - | 4.60 | 44,059 |
| Geography of the Roman Empire | 0 | - | 4.55 | 52,153 |
| Roman Names for Places | 0 | - | 4.62 | 58,608 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,788 |
| Embarrassing Chapters in British History | 0 | - | 4.30 | 32,341 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,272 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,052 |
| French History Multiple Choice | 0 | - | 4.55 | 33,178 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,175 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,209 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,602 |
| All Modern-Day Countries Ever Controlled by the British | 0 | - | 4.81 | 50,081 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,639 |
| European History for Dummies | 0 | - | 4.83 | 90,247 |
| British History A-Z #1 | 0 | - | 4.45 | 47,076 |
| History of Scotland | 0 | - | 4.51 | 21,151 |
| French History A-Z | 0 | - | 4.27 | 25,029 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,149 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,158 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,182 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,105 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,474 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,253,793 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,250 |
| Flags with Crescents | 0 | - | 4.98 | 170,924 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,724 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,767 |
| Flags of North and South America | 0 | - | 4.99 | 375,861 |
| Country Flag Trivia | 0 | - | 4.81 | 57,759 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,949 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,015 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,525 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,994 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,586 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,156 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,301 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,004 |
| Flags to Languages | 0 | - | 4.95 | 174,269 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,276 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,122 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,159 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,951 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,574 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,998 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,986 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,396 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,262 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,732 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,763 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,776 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,924 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,274 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,488 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,560 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,506 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 53,321 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,564 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,033 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,167 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,966 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,599 |
