| WWII Figures by Picture | 0 | - | 4.89 | 65,426 |
| Military History Vocabulary | 0 | - | 4.91 | 67,132 |
| WWII Geography | 0 | - | 4.81 | 120,302 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,757 |
| Empires by Maps | 0 | - | 4.98 | 120,359 |
| Battle to Country | 0 | - | 4.91 | 53,292 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 288,124 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 272,840 |
| Countries with NO Military | 0 | - | 4.97 | 62,199 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,399 |
| Former Flags | 0 | - | 4.97 | 107,672 |
| Years in History by Picture | 0 | - | 4.44 | 35,499 |
| All World Leaders 2026 | 0 | - | 4.94 | 19,934 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 51,435 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,346 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 337,468 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,422 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,751 |
| Countries that Have Won the Most Battles | 0 | - | 4.02 | 39,568 |
| Name the English Monarchs | 0 | - | 4.91 | 502,399 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,930 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,490 |
| WWII Movies by Plot | 0 | - | 4.21 | 27,074 |
| WWII Decoder | 0 | - | 4.41 | 53,544 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,734 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 284,500 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,627 |
| Famous Dictators #1 | 0 | - | 4.69 | 199,774 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,893 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,095 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,289 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,736 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,704 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,943 |
| WWII First Names | 0 | - | 4.44 | 41,778 |
| WWI... or WWII? | 0 | - | 4.85 | 142,171 |
| WWII for Dummies | 0 | - | 4.78 | 104,888 |
| Modern-Day Axis-Occupied Countries of WWII on a Map | 0 | - | 4.99 | 85,850 |
| Countries in World War I | 0 | - | 4.88 | 228,074 |
| The American Civil War | 0 | - | 4.62 | 52,411 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,369 |
| History by Picture - A | 0 | - | 4.26 | 45,810 |
| History by Picture - B | 0 | - | 4.40 | 48,968 |
| History by Picture - C | 0 | - | 4.36 | 54,496 |
| History by Picture - F | 0 | - | 4.35 | 37,895 |
| History by Picture - G | 0 | - | 4.40 | 42,156 |
| History by Picture - D | 0 | - | 4.29 | 44,326 |
| History by Picture - E | 0 | - | 4.25 | 43,946 |
| History by Picture - H | 0 | - | 4.37 | 36,810 |
| History by Picture - K | 0 | - | 4.35 | 33,368 |
| History by Picture - M | 0 | - | 4.17 | 36,157 |
| History by Picture - N | 0 | - | 4.40 | 41,277 |
| History by Picture - O | 0 | - | 4.39 | 36,326 |
| History by Picture - T | 0 | - | 4.20 | 33,322 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,441 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,263 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,480 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,914 |
| Words for Leaders | 0 | - | 4.77 | 257,205 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 110,050 |
| World Leaders of the World Wars | 0 | - | 4.35 | 37,847 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 239,308 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,105 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,283 |
| All Country Flags of the World | 0 | - | 5.00 | 3,660,550 |
| Countries with U.S. Troops | 0 | - | 4.38 | 132,077 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,172 |
| Metals of Antiquity | 0 | - | 4.95 | 93,418 |
| Popular Royal Names | 0 | - | 4.27 | 124,928 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,681 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,226 |
| History - Did They Have It? | 0 | - | 4.84 | 61,785 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,496 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 707,488 |
| First Names of Painters | 0 | - | 4.43 | 59,844 |
| Countries in World War II | 0 | - | 4.54 | 912,315 |
| Notable People of WWII | 0 | - | 4.53 | 85,907 |
| WWII Trivia #2 | 0 | - | 4.52 | 103,956 |
| World War I Quiz | 0 | - | 4.78 | 101,255 |
| WWI A-Z | 0 | - | 4.50 | 38,323 |
| Women in History by Picture | 0 | - | 4.25 | 25,917 |
| U.S. Five-Star Generals and Admirals | 0 | - | 4.33 | 8,330 |
| History by Picture - I | 0 | - | 4.24 | 26,240 |
| History by Picture - J | 0 | - | 4.18 | 26,742 |
| History by Picture - L | 0 | - | 4.18 | 30,794 |
| History by Picture - P | 0 | - | 4.08 | 25,302 |
| History by Picture - Q | 0 | - | 4.03 | 22,089 |
| History by Picture - R | 0 | - | 4.13 | 26,859 |
| History by Picture - S | 0 | - | 4.14 | 27,803 |
| History by Picture - U | 0 | - | 4.24 | 25,145 |
| History by Picture - V | 0 | - | 4.30 | 25,122 |
| History by Picture - W | 0 | - | 4.01 | 21,650 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,285 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,248 |
| Countries by Road Signs | 0 | - | 4.98 | 53,765 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,568 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,536,660 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,092,649 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 733,261 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,896 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,837 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,943 |
| Influential Women in History | 0 | - | 4.42 | 35,570 |
| Cradles of Civilization | 0 | - | 4.46 | 39,623 |
| History of The Netherlands | 0 | - | 4.46 | 17,429 |
| Materials From History #1 | 0 | - | 4.56 | 51,537 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,612 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,862 |
| UN Secretaries-General | 0 | - | 4.40 | 7,795 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,627 |
| Biggest Nations and Empires Ever | 0 | - | 4.52 | 145,865 |
| Famous Explorers | 0 | - | 4.58 | 36,151 |
| Famous Empires by Description | 0 | - | 4.73 | 118,429 |
| Answers by Time Period | 0 | - | 4.63 | 55,561 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,314 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,011 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,324 |
| Flags with Crescents | 0 | - | 4.98 | 169,463 |
| Country Flag Trivia | 0 | - | 4.81 | 56,982 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,692 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,456 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,348 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,247 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,199 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,767 |
| National Football Team Logos | 0 | - | 4.85 | 180,305 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 148,350 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,551 |
| NATO Countries | 0 | - | 4.98 | 280,083 |
| EU Countries Quiz | 0 | - | 4.99 | 273,729 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,246 |
| 7 Deadly Sins | 0 | - | 4.88 | 400,089 |
| Books of the Protestant Bible | 0 | - | 4.89 | 209,821 |
| Majority Muslim Countries | 0 | - | 4.98 | 374,032 |
| Russian History A-Z | 0 | - | 4.38 | 31,687 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,133 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,572 |
| Materials From History #2 | 0 | - | 4.59 | 31,475 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,979 |
| Historic Orient Express Routes Map | 0 | - | 4.99 | 53,473 |
| People Who Have Been Considered Gods | 0 | - | 4.49 | 24,373 |
| WWII Trivia #1 | 0 | - | 4.36 | 177,624 |
| Important Cities in WWII | 0 | - | 4.42 | 93,448 |
| World War II Multiple Choice | 0 | - | 4.38 | 104,150 |
| WWII True or False? | 0 | - | 4.56 | 57,528 |
| Cold War Decoder | 0 | - | 4.83 | 52,344 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,409 |
| Events in History #2 | 0 | - | 4.49 | 71,701 |
| Events in History #3 | 0 | - | 4.41 | 71,687 |
| Events in History #4 | 0 | - | 4.44 | 44,300 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,169 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 48,997 |
| Assassinations in History | 0 | - | 4.21 | 66,199 |
| Famous Seconds | 0 | - | 4.22 | 46,572 |
| Ages and Eras | 0 | - | 4.39 | 67,702 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,483 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,784 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,162 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 75,989 |
| Female Historical Figures | 0 | - | 4.28 | 33,238 |
| Historical Blunders | 0 | - | 4.34 | 91,942 |
| Territorial Accessions | 0 | - | 4.34 | 34,781 |
| People Known as "The Great" | 0 | - | 4.46 | 24,667 |
| This Day in History - July | 0 | - | 4.49 | 36,448 |
| This Day in History - August | 0 | - | 4.42 | 43,358 |
| This Day in History - September | 0 | - | 4.55 | 57,437 |
| This Day in History - October | 0 | - | 4.49 | 37,622 |
| This Day in History - January | 0 | - | 4.47 | 46,711 |
| This Day in History - March | 0 | - | 4.45 | 43,663 |
| Ancient Civilizations | 0 | - | 4.64 | 37,951 |
| The Places They Went #1 | 0 | - | 4.74 | 33,530 |
| Famous Inventors | 0 | - | 4.44 | 43,537 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,901 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,511 |
| European History for Dummies | 0 | - | 4.83 | 89,879 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,784 |
| British History A-Z #1 | 0 | - | 4.45 | 46,475 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,645 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.09 | 1,013,698 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,926 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,485 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,451 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,354 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,243,281 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,129 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,440 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,836 |
| Flags of North and South America | 0 | - | 4.99 | 372,840 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,580 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,835 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,346 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,179 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,228 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,946 |
| Flags to Languages | 0 | - | 4.95 | 173,602 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,059 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,405 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,584 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,363 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,042 |
