| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,901 |
| Modern-Day Axis-Occupied Countries of WWII on a Map | 0 | - | 4.99 | 86,447 |
| Countries in World War I | 0 | - | 4.88 | 228,948 |
| Countries in World War II | 0 | - | 4.53 | 917,627 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 78,232 |
| WWII First Names | 0 | - | 4.45 | 41,939 |
| World Leaders of the World Wars | 0 | - | 4.36 | 38,000 |
| Important Cities in WWII | 0 | - | 4.42 | 93,802 |
| WWII for Dummies | 0 | - | 4.78 | 105,498 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,537 |
| Empires by Maps | 0 | - | 4.98 | 121,572 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,114 |
| Name the English Monarchs | 0 | - | 4.91 | 505,688 |
| Cities Bombed During WWII | 0 | - | 4.09 | 30,274 |
| Countries by Percent WWII Deaths | 0 | - | 4.07 | 30,169 |
| WWII Decoder | 0 | - | 4.41 | 53,763 |
| Former Flags | 0 | - | 4.97 | 108,376 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,100 |
| Years in History by Picture | 0 | - | 4.44 | 35,723 |
| Military History Vocabulary | 0 | - | 4.91 | 67,565 |
| Battle to Country | 0 | - | 4.91 | 53,845 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,284 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,839 |
| WWII Geography | 0 | - | 4.81 | 120,862 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,701 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,621 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 651,025 |
| Name that Greek Letter | 0 | - | 4.93 | 324,762 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,586 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,922 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,899 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 338,910 |
| The Trojan War | 0 | - | 4.83 | 39,945 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,763 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 127,243 |
| WWI... or WWII? | 0 | - | 4.85 | 143,143 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,646 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,519 |
| Roman Emperors | 0 | - | 4.95 | 120,983 |
| British History A-Z #1 | 0 | - | 4.45 | 47,166 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 285,727 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,385 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,722 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,866 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,716 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,766 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,927 |
| The Vietnam War | 0 | - | 4.44 | 35,630 |
| History by Picture - A | 0 | - | 4.26 | 46,076 |
| History by Picture - B | 0 | - | 4.40 | 49,263 |
| History by Picture - C | 0 | - | 4.33 | 54,791 |
| History by Picture - F | 0 | - | 4.35 | 38,126 |
| History by Picture - G | 0 | - | 4.40 | 42,361 |
| History by Picture - D | 0 | - | 4.29 | 44,582 |
| History by Picture - E | 0 | - | 4.25 | 44,160 |
| History by Picture - H | 0 | - | 4.37 | 37,017 |
| History by Picture - K | 0 | - | 4.35 | 33,557 |
| History by Picture - M | 0 | - | 4.17 | 36,338 |
| History by Picture - N | 0 | - | 4.40 | 41,473 |
| History by Picture - O | 0 | - | 4.39 | 36,504 |
| History by Picture - T | 0 | - | 4.20 | 33,491 |
| English Royal Consorts | 0 | - | 4.38 | 37,496 |
| Words for Leaders | 0 | - | 4.77 | 258,673 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,633 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,047 |
| The Life of Winston Churchill | 0 | - | 4.16 | 11,866 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,352 |
| Communist Countries in History | 0 | - | 4.63 | 497,659 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,551 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,964 |
| German History A-Z | 0 | - | 4.49 | 24,874 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 240,404 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,865 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,901 |
| All Country Flags of the World | 0 | - | 5.00 | 3,703,498 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,106 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,172 |
| Metals of Antiquity | 0 | - | 4.95 | 93,817 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,058 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,805 |
| World Leaders by Picture | 0 | - | 4.36 | 266,513 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,836 |
| Dictators by Picture | 0 | - | 4.18 | 49,366 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,915 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 709,722 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 74,201 |
| WWII True or False? | 0 | - | 4.56 | 57,876 |
| Women in History by Picture | 0 | - | 4.25 | 26,013 |
| Ancient Roman Trivia #2 | 0 | - | 4.60 | 44,194 |
| Geography of the Roman Empire | 0 | - | 4.55 | 52,173 |
| Roman Names for Places | 0 | - | 4.62 | 58,637 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,804 |
| Countries that Have Won the Most Battles | 0 | - | 4.01 | 39,740 |
| History by Picture - I | 0 | - | 4.24 | 26,402 |
| History by Picture - J | 0 | - | 4.18 | 26,896 |
| History by Picture - L | 0 | - | 4.18 | 30,964 |
| History by Picture - P | 0 | - | 4.08 | 25,440 |
| History by Picture - Q | 0 | - | 4.03 | 22,224 |
| History by Picture - R | 0 | - | 4.13 | 27,010 |
| History by Picture - S | 0 | - | 4.14 | 27,942 |
| History by Picture - U | 0 | - | 4.25 | 25,289 |
| History by Picture - V | 0 | - | 4.31 | 25,267 |
| History by Picture - W | 0 | - | 4.01 | 21,782 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,553 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,284 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,059 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,220 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,644 |
| The Reign of Henry VIII | 0 | - | 4.25 | 27,846 |
| British Royal Titles | 0 | - | 4.18 | 20,003 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.30 | 24,555 |
| British History A-Z #2 | 0 | - | 4.24 | 11,450 |
| The Reign of Queen Victoria | 0 | - | 4.34 | 23,531 |
| French History A-Z | 0 | - | 4.27 | 25,064 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,461 |
| Countries by Road Signs | 0 | - | 4.98 | 54,261 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,984 |
| Flags with Crescents | 0 | - | 4.98 | 171,045 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,543,995 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,096,271 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 735,834 |
| Country Flag Trivia | 0 | - | 4.81 | 57,820 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,692 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,243 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,354 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,795 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,832 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 53,367 |
| National Football Team Logos | 0 | - | 4.85 | 181,483 |
| Countries with NO Military | 0 | - | 4.97 | 63,167 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,782 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 276,214 |
| Name a Valid Answer - British History | 0 | - | 4.57 | 15,223 |
| Influential Women in History | 0 | - | 4.42 | 36,245 |
| Cradles of Civilization | 0 | - | 4.46 | 40,190 |
| Materials From History #1 | 0 | - | 4.56 | 51,975 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,375 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,110 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 53,735 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.15 | 63,746 |
| All World Leaders 2026 | 0 | - | 4.95 | 20,915 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,917 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,871 |
| Flags of WW1 | 0 | - | 4.60 | 38,625 |
| Cold War Decoder | 0 | - | 4.83 | 52,581 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,797 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,462 |
| Famous Explorers | 0 | - | 4.58 | 36,306 |
| Famous Empires by Description | 0 | - | 4.73 | 118,879 |
| Answers by Time Period | 0 | - | 4.64 | 55,813 |
| The American Civil War | 0 | - | 4.62 | 52,601 |
| U.S. Civil War Decoder | 0 | - | 4.14 | 25,332 |
| Political Quotes | 0 | - | 4.17 | 19,936 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,238 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,559 |
| The Life of King David | 0 | - | 4.37 | 14,142 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,196 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,647 |
| European History for Dummies | 0 | - | 4.83 | 90,293 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 61,028 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,970 |
| Animals in British History | 0 | - | 4.43 | 26,075 |
| Kings of France Quiz | 0 | - | 4.20 | 32,890 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,256 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,184 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,487 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,254,839 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,737 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,743 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,222 |
| Flags of Oceania | 0 | - | 5.00 | 262,083 |
| Flags of North and South America | 0 | - | 4.99 | 376,173 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,317 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,070 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,105 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,638 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,043 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,384 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,102 |
| Flags to Languages | 0 | - | 4.95 | 174,340 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,396 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,192 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,227 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,006 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,630 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,044 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,014 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,418 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,827 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,963 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,311 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,527 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,614 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,566 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,656 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,078 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,198 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,366 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,996 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,609 |
