| Territory Changes in World War I | 0 | - | 4.88 | 47,259 |
| Normandy D-Day Beaches | 0 | - | 4.84 | 40,733 |
| WWII Geography | 0 | - | 4.81 | 121,361 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,340 |
| WWI... or WWII? | 0 | - | 4.85 | 143,578 |
| World War I Quiz | 0 | - | 4.78 | 102,108 |
| WWI A-Z | 0 | - | 4.51 | 38,628 |
| Military History Vocabulary | 0 | - | 4.92 | 67,683 |
| Notable People of WWII | 0 | - | 4.53 | 86,592 |
| WWII Trivia #2 | 0 | - | 4.52 | 104,629 |
| WWII Trivia #1 | 0 | - | 4.36 | 178,593 |
| World War II Multiple Choice | 0 | - | 4.39 | 110,677 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,860 |
| WWII True or False? | 0 | - | 4.57 | 58,002 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,891 |
| WWII Movies by Plot | 0 | - | 4.22 | 27,172 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,408 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,914 |
| WWII Decoder | 0 | - | 4.41 | 53,857 |
| Famous Battles Quiz | 0 | - | 4.21 | 49,153 |
| Name the War | 0 | - | 4.37 | 202,880 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,644 |
| Names for Warriors | 0 | - | 4.40 | 37,063 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,562 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 277,207 |
| Countries with NO Military | 0 | - | 4.97 | 63,470 |
| Top Arms Exporting Countries | 0 | - | 4.97 | 105,511 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 53,854 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,346 |
| All World Leaders 2026 | 0 | - | 4.95 | 21,049 |
| Famous Generals - Non U.S. | 0 | - | 4.59 | 15,253 |
| Military History A-Z | 0 | - | 4.20 | 21,259 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,460 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,629 |
| "Second Best" History Edition | 0 | - | 4.94 | 64,284 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,765 |
| People Who Died in Battle | 0 | - | 4.35 | 22,379 |
| Top Arms Importing Countries | 0 | - | 4.74 | 67,677 |
| World Leaders of the Cold War | 0 | - | 4.26 | 25,461 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,656 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,851 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,889 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,958 |
| WWII for Dummies | 0 | - | 4.78 | 105,746 |
| U.S. Military Acronyms | 0 | - | 4.39 | 101,350 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,447 |
| Historical Rulers #2 | 0 | - | 4.24 | 47,781 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,550 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,021 |
| Empires by Maps | 0 | - | 4.98 | 122,251 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,343 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,071 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,182 |
| The 7 Wonders of the Ancient World | 0 | - | 4.86 | 82,637 |
| Countries with U.S. Troops | 0 | - | 4.38 | 132,633 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 51,639 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,539 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,326,297 |
| Google What's the Difference? - History | 0 | - | 4.20 | 46,381 |
| Metals of Antiquity | 0 | - | 4.95 | 93,958 |
| Popular Royal Names | 0 | - | 4.27 | 125,405 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,171 |
| History: What Came First? #1 | 0 | - | 4.87 | 106,034 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,825 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 710,294 |
| First Names of Painters | 0 | - | 4.43 | 60,067 |
| 1960s Decade Quiz #2 | 0 | - | 4.45 | 45,575 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,657 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,468 |
| Countries the UK Declared War On | 0 | - | 4.55 | 123,292 |
| Geography of the British Empire | 0 | - | 4.48 | 39,852 |
| Weapons by Picture | 0 | - | 4.13 | 21,205 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,613 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.75 | 12,345 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,260 |
| Influential Women in History | 0 | - | 4.43 | 36,520 |
| Cradles of Civilization | 0 | - | 4.46 | 40,498 |
| History of The Netherlands | 0 | - | 4.46 | 17,556 |
| Materials From History #1 | 0 | - | 4.56 | 52,087 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,296 |
| UN Secretaries-General | 0 | - | 4.40 | 7,852 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,695 |
| Recently Independent Countries | 0 | - | 4.98 | 160,398 |
| 1960s Decade Quiz #1 | 0 | - | 4.40 | 50,753 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,680 |
| Famous Explorers | 0 | - | 4.58 | 36,389 |
| Famous Empires by Description | 0 | - | 4.72 | 119,002 |
| Answers by Time Period | 0 | - | 4.64 | 55,900 |
| Coups d'Etat - Name the Country | 0 | - | 4.43 | 41,932 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,248 |
| Geography of Ancient Greece | 0 | - | 4.69 | 32,053 |
| 17th Century A-Z | 0 | - | 4.78 | 34,767 |
| Countries Italy Declared War On | 0 | - | 4.70 | 45,922 |
| French History Multiple Choice | 0 | - | 4.55 | 33,248 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,280 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,739 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,828 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,246 |
| Medieval English History | 0 | - | 4.53 | 43,662 |
| History of Germany | 0 | - | 4.39 | 52,981 |
| Most Important People in History | 0 | - | 3.98 | 50,986 |
| Fictional Military Characters Quiz | 0 | - | 4.27 | 19,667 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,839 |
| Countries with the Least Dense Road Networks | 0 | - | 4.82 | 41,830 |
| Monarchies of the World | 0 | - | 4.94 | 170,325 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,848 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 113,136 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 115,262 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,615 |
| Disney Animated Characters | 0 | - | 4.88 | 602,990 |
| People on Money by Country | 0 | - | 4.83 | 60,729 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,127 |
| Fast Math - Addition | 0 | - | 4.87 | 525,133 |
| NATO Countries | 0 | - | 4.98 | 283,616 |
| EU Countries Quiz | 0 | - | 4.99 | 278,151 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,524 |
| 7 Deadly Sins | 0 | - | 4.88 | 404,283 |
| Books of the Protestant Bible | 0 | - | 4.85 | 212,047 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,932 |
| Astronomy Quiz | 0 | - | 4.90 | 83,334 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 138,525 |
| Solar System Trivia | 0 | - | 4.93 | 47,207 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 66,221 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,980 |
| Countries with the Most Rail Travel | 0 | - | 4.85 | 37,689 |
| Countries with the Most Rail Travel per Capita | 0 | - | 4.93 | 33,622 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 155,474 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 170,176 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 88,493 |
| Countries By Wikipedia Word Clouds | 0 | - | 4.84 | 40,393 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 117,892 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,649 |
| Former Flags | 0 | - | 4.97 | 108,653 |
| Years in History by Picture | 0 | - | 4.45 | 35,863 |
| Russian History A-Z | 0 | - | 4.35 | 32,246 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,244 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,856 |
| Materials From History #2 | 0 | - | 4.59 | 31,615 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,475 |
| Former Capitals | 0 | - | 4.88 | 71,693 |
| Cold War Decoder | 0 | - | 4.83 | 52,667 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,701 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,498 |
| Events in History #2 | 0 | - | 4.49 | 71,986 |
| Events in History #3 | 0 | - | 4.41 | 71,915 |
| Events in History #4 | 0 | - | 4.44 | 44,497 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,970 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,179 |
| Assassinations in History | 0 | - | 4.21 | 66,441 |
| Famous Founders in the U.S. | 0 | - | 4.02 | 34,800 |
| Famous Seconds | 0 | - | 4.22 | 46,877 |
| Ages and Eras | 0 | - | 4.39 | 67,945 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,578 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,930 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,314 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,153 |
| Female Historical Figures | 0 | - | 4.28 | 33,389 |
| Historical Blunders | 0 | - | 4.34 | 92,722 |
| Territorial Accessions | 0 | - | 4.34 | 34,945 |
| People Known as "The Great" | 0 | - | 4.46 | 24,804 |
| This Day in History - July | 0 | - | 4.49 | 36,516 |
| This Day in History - August | 0 | - | 4.42 | 43,431 |
| This Day in History - September | 0 | - | 4.55 | 57,578 |
| This Day in History - October | 0 | - | 4.49 | 37,691 |
| This Day in History - January | 0 | - | 4.48 | 46,802 |
| This Day in History - March | 0 | - | 4.45 | 43,753 |
| Ancient Civilizations | 0 | - | 4.64 | 38,150 |
| Battle to Country | 0 | - | 4.91 | 54,007 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,165 |
| The Places They Went #1 | 0 | - | 4.74 | 33,578 |
| Famous Inventors | 0 | - | 4.44 | 43,603 |
| Embarrassing Chapters in British History | 0 | - | 4.30 | 32,380 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,280 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,683 |
| European History for Dummies | 0 | - | 4.83 | 90,413 |
| History of Scotland | 0 | - | 4.51 | 21,178 |
| Kings of France Quiz | 0 | - | 4.21 | 32,937 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,016,698 |
| Branches of the U.S. Military | 0 | - | 4.40 | 24,525 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,599 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 144,755 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,797 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,921 |
| Coldest Countries | 0 | - | 4.97 | 139,447 |
| Coldest World Capitals | 0 | - | 4.95 | 134,185 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,944 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 83,072 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,313 |
| World Currency Quiz | 0 | - | 4.92 | 307,014 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,043 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,756 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,210 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,228 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,194 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,521 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,807 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,179 |
| Richest Island Countries | 0 | - | 4.85 | 101,260 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,719 |
| Largest Economies in 2050 | 0 | - | 4.88 | 111,956 |
