| All World Leaders 2026 | 0 | - | 4.94 | 20,515 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,514 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,929 |
| WWII Geography | 0 | - | 4.81 | 120,592 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,798 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,336 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,581 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,085 |
| WWI... or WWII? | 0 | - | 4.85 | 142,672 |
| WWII True or False? | 0 | - | 4.56 | 57,711 |
| NATO Countries | 0 | - | 4.98 | 281,688 |
| EU Countries Quiz | 0 | - | 4.99 | 275,723 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 53,604 |
| Cold War Decoder | 0 | - | 4.83 | 52,458 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,573 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,509 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,317 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,553 |
| Historical Rulers #1 | 0 | - | 4.35 | 119,055 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,135 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 35,915 |
| World War II Multiple Choice | 0 | - | 4.38 | 104,313 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,613 |
| Notable People of WWII | 0 | - | 4.53 | 86,041 |
| WWII Trivia #2 | 0 | - | 4.52 | 104,316 |
| World War I Quiz | 0 | - | 4.78 | 101,460 |
| WWI A-Z | 0 | - | 4.51 | 38,443 |
| Military History Vocabulary | 0 | - | 4.91 | 67,310 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,777 |
| UN Secretaries-General | 0 | - | 4.40 | 7,816 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,652 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,226 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,577 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,555 |
| Prime Ministers of the UK | 0 | - | 4.95 | 440,214 |
| WWII Trivia #1 | 0 | - | 4.36 | 178,035 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,137 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,759 |
| WWII Decoder | 0 | - | 4.41 | 53,670 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,555 |
| All OPEC Countries Ever | 0 | - | 4.74 | 99,323 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,499 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,568 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,843 |
| Famous Battles Quiz | 0 | - | 4.21 | 49,044 |
| Name the War | 0 | - | 4.37 | 202,407 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,577 |
| Names for Warriors | 0 | - | 4.40 | 36,988 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,142 |
| Empires by Maps | 0 | - | 4.98 | 120,999 |
| Words for Leaders | 0 | - | 4.77 | 257,853 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 53,895 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,479 |
| Famous Generals - Non U.S. | 0 | - | 4.59 | 15,176 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,320,163 |
| Google What's the Difference? - History | 0 | - | 4.20 | 46,298 |
| Metals of Antiquity | 0 | - | 4.95 | 93,624 |
| Popular Royal Names | 0 | - | 4.27 | 125,092 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,887 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,544 |
| History - Did They Have It? | 0 | - | 4.84 | 61,978 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,218 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 708,664 |
| First Names of Painters | 0 | - | 4.43 | 59,922 |
| WWII Movies by Plot | 0 | - | 4.21 | 27,118 |
| 1960s Decade Quiz #2 | 0 | - | 4.45 | 45,201 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,415 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 157,688 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,067 |
| Influential Women in History | 0 | - | 4.42 | 36,109 |
| Cradles of Civilization | 0 | - | 4.46 | 40,073 |
| History of The Netherlands | 0 | - | 4.46 | 17,489 |
| Materials From History #1 | 0 | - | 4.56 | 51,859 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,918 |
| World Leaders by Picture | 0 | - | 4.36 | 265,874 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,658 |
| Prime Ministers of Australia | 0 | - | 4.50 | 32,015 |
| Dictators by Picture | 0 | - | 4.18 | 49,254 |
| Recently Independent Countries | 0 | - | 4.98 | 159,512 |
| 1960s Decade Quiz #1 | 0 | - | 4.40 | 50,395 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,225 |
| Famous Explorers | 0 | - | 4.58 | 36,257 |
| Famous Empires by Description | 0 | - | 4.73 | 118,689 |
| Answers by Time Period | 0 | - | 4.64 | 55,714 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,720 |
| 17th Century A-Z | 0 | - | 4.78 | 34,687 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,213 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,004 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,127 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,473 |
| Most Important People in History | 0 | - | 3.98 | 50,816 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,480 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,664 |
| Countries with NO Military | 0 | - | 4.97 | 62,678 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 92,142 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 149,016 |
| Countries with the Least Dense Road Networks | 0 | - | 4.82 | 41,700 |
| Monarchies of the World | 0 | - | 4.94 | 169,320 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,329 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 112,616 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 114,784 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,358 |
| Disney Animated Characters | 0 | - | 4.88 | 601,993 |
| People on Money by Country | 0 | - | 4.83 | 60,520 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,815 |
| Fast Math - Addition | 0 | - | 4.87 | 523,631 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,320 |
| 7 Deadly Sins | 0 | - | 4.88 | 401,642 |
| Books of the Protestant Bible | 0 | - | 4.84 | 210,830 |
| Majority Muslim Countries | 0 | - | 4.98 | 375,723 |
| Astronomy Quiz | 0 | - | 4.90 | 82,859 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 137,737 |
| Solar System Trivia | 0 | - | 4.93 | 46,838 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 65,933 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,595 |
| Countries with the Most Rail Travel | 0 | - | 4.85 | 37,506 |
| Countries with the Most Rail Travel per Capita | 0 | - | 4.93 | 33,462 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 154,139 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 168,862 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 87,959 |
| Countries By Wikipedia Word Clouds | 0 | - | 4.84 | 40,044 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 117,570 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,551 |
| Former Flags | 0 | - | 4.97 | 108,002 |
| Years in History by Picture | 0 | - | 4.44 | 35,625 |
| Russian History A-Z | 0 | - | 4.35 | 31,883 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,182 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,701 |
| Materials From History #2 | 0 | - | 4.59 | 31,558 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,214 |
| World Leaders of the World Wars | 0 | - | 4.36 | 37,906 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 49,146 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 78,076 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,881 |
| Former Capitals | 0 | - | 4.88 | 71,533 |
| WWII for Dummies | 0 | - | 4.78 | 105,207 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,447 |
| Events in History #2 | 0 | - | 4.49 | 71,825 |
| Events in History #3 | 0 | - | 4.41 | 71,785 |
| Events in History #4 | 0 | - | 4.44 | 44,381 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,497 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,083 |
| Assassinations in History | 0 | - | 4.21 | 66,305 |
| Famous Seconds | 0 | - | 4.22 | 46,707 |
| Ages and Eras | 0 | - | 4.39 | 67,818 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,524 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,856 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,245 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,070 |
| Female Historical Figures | 0 | - | 4.28 | 33,302 |
| Historical Blunders | 0 | - | 4.34 | 92,565 |
| People Who Died in Battle | 0 | - | 4.35 | 22,332 |
| Territorial Accessions | 0 | - | 4.34 | 34,847 |
| People Known as "The Great" | 0 | - | 4.46 | 24,731 |
| Political Quotes | 0 | - | 4.17 | 19,912 |
| This Day in History - July | 0 | - | 4.49 | 36,474 |
| This Day in History - August | 0 | - | 4.42 | 43,381 |
| This Day in History - September | 0 | - | 4.55 | 57,490 |
| This Day in History - October | 0 | - | 4.49 | 37,648 |
| This Day in History - January | 0 | - | 4.47 | 46,744 |
| This Day in History - March | 0 | - | 4.45 | 43,696 |
| Ancient Civilizations | 0 | - | 4.64 | 38,022 |
| Military History A-Z | 0 | - | 4.20 | 21,196 |
| The Places They Went #1 | 0 | - | 4.74 | 33,551 |
| Famous Inventors | 0 | - | 4.44 | 43,564 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,053 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,581 |
| European History for Dummies | 0 | - | 4.83 | 90,091 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,014,889 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,438 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,726 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 144,371 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,633 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,557 |
| Coldest Countries | 0 | - | 4.97 | 138,752 |
| Coldest World Capitals | 0 | - | 4.95 | 133,671 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,711 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,849 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,238 |
| World Currency Quiz | 0 | - | 4.92 | 304,391 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,006 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,036 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,534 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,683 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,762 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,010 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,540 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,927 |
| Richest Island Countries | 0 | - | 4.85 | 100,815 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,119 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,619 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 272,756 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,550 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,737 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,700 |
| Buddhist Countries | 0 | - | 4.96 | 144,649 |
| The Sun Quiz | 0 | - | 4.93 | 34,806 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,099,361 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,028 |
| Capital Cities by Cartoon Riddles | 0 | - | 4.98 | 87,615 |
