| Territory Changes in World War I | 0 | - | 4.88 | 47,352 |
| Normandy D-Day Beaches | 0 | - | 4.84 | 40,780 |
| WWII Geography | 0 | - | 4.81 | 121,498 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,483 |
| WWI... or WWII? | 0 | - | 4.85 | 143,800 |
| World War I Quiz | 0 | - | 4.78 | 102,161 |
| WWI A-Z | 0 | - | 4.51 | 38,661 |
| Military History Vocabulary | 0 | - | 4.92 | 67,756 |
| Notable People of WWII | 0 | - | 4.53 | 86,635 |
| WWII Trivia #2 | 0 | - | 4.52 | 104,701 |
| WWII Trivia #1 | 0 | - | 4.36 | 178,715 |
| World War II Multiple Choice | 0 | - | 4.39 | 114,734 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,954 |
| WWII True or False? | 0 | - | 4.57 | 58,088 |
| Countries That Were Invaded | 0 | - | 4.55 | 98,310 |
| WWII Movies by Plot | 0 | - | 4.22 | 27,183 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,464 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,939 |
| WWII Decoder | 0 | - | 4.41 | 53,908 |
| Famous Battles Quiz | 0 | - | 4.21 | 49,172 |
| Name the War | 0 | - | 4.37 | 202,983 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,653 |
| Names for Warriors | 0 | - | 4.40 | 37,086 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,892 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 277,721 |
| Countries with NO Military | 0 | - | 4.97 | 63,603 |
| Top Arms Exporting Countries | 0 | - | 4.97 | 105,888 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 53,902 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,461 |
| Name a Valid Year Each War Occurred In | 0 | - | 4.64 | 24,358 |
| All World Leaders 2026 | 0 | - | 4.95 | 21,135 |
| Famous Generals - Non U.S. | 0 | - | 4.59 | 15,263 |
| Military History A-Z | 0 | - | 4.20 | 21,270 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,520 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,664 |
| "Second Best" History Edition | 0 | - | 4.94 | 64,382 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,794 |
| People Who Died in Battle | 0 | - | 4.35 | 22,385 |
| Top Arms Importing Countries | 0 | - | 4.74 | 67,771 |
| World Leaders of the Cold War | 0 | - | 4.26 | 25,480 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,755 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,973 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 106,107 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 49,025 |
| WWII for Dummies | 0 | - | 4.78 | 105,850 |
| U.S. Military Acronyms | 0 | - | 4.39 | 101,381 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,477 |
| Historical Rulers #2 | 0 | - | 4.24 | 47,804 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,590 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,203 |
| Empires by Maps | 0 | - | 4.98 | 122,527 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,372 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,105 |
| The 7 Wonders of the Ancient World | 0 | - | 4.86 | 82,663 |
| 20th Century A-Z | 0 | - | 4.50 | 54,033 |
| Countries with U.S. Troops | 0 | - | 4.38 | 132,689 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 51,672 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,592 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,327,481 |
| Google What's the Difference? - History | 0 | - | 4.20 | 46,407 |
| Metals of Antiquity | 0 | - | 4.95 | 94,021 |
| Popular Royal Names | 0 | - | 4.27 | 125,453 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,221 |
| History: What Came First? #1 | 0 | - | 4.87 | 106,130 |
| History - Did They Have It? | 0 | - | 4.85 | 62,339 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,866 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 710,664 |
| First Names of Painters | 0 | - | 4.43 | 60,104 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,228 |
| 19th Century A-Z | 0 | - | 4.77 | 47,508 |
| 18th Century A-Z | 0 | - | 4.54 | 43,357 |
| 17th Century A-Z | 0 | - | 4.78 | 34,782 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,712 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,488 |
| Countries the UK Declared War On | 0 | - | 4.55 | 123,361 |
| Geography of the British Empire | 0 | - | 4.48 | 39,870 |
| Weapons by Picture | 0 | - | 4.13 | 21,224 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 158,757 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.75 | 12,359 |
| Top 10 Oldest African Countries | 0 | - | 4.87 | 28,299 |
| Influential Women in History | 0 | - | 4.43 | 36,566 |
| Cradles of Civilization | 0 | - | 4.46 | 40,543 |
| History of The Netherlands | 0 | - | 4.46 | 17,571 |
| Materials From History #1 | 0 | - | 4.56 | 52,122 |
| Materials From History #2 | 0 | - | 4.59 | 31,625 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,343 |
| UN Secretaries-General | 0 | - | 4.40 | 7,855 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,701 |
| Recently Independent Countries | 0 | - | 4.98 | 160,508 |
| Name a Valid Year in History | 0 | - | 4.93 | 68,097 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,749 |
| Famous Explorers | 0 | - | 4.58 | 36,408 |
| Famous Empires by Description | 0 | - | 4.73 | 119,058 |
| Answers by Time Period | 0 | - | 4.64 | 55,935 |
| Coups d'Etat - Name the Country | 0 | - | 4.43 | 42,337 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,277 |
| Geography of Ancient Greece | 0 | - | 4.69 | 32,069 |
| 16th Century A-Z | 0 | - | 4.59 | 25,045 |
| 15th Century A-Z | 0 | - | 4.50 | 24,035 |
| 14th Century A-Z | 0 | - | 4.41 | 24,528 |
| Countries Italy Declared War On | 0 | - | 4.74 | 48,061 |
| French History Multiple Choice | 0 | - | 4.55 | 33,276 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,306 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,797 |
| All Modern-Day Countries Ever Controlled by the British | 0 | - | 4.81 | 50,270 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,834 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,255 |
| Medieval English History | 0 | - | 4.53 | 43,688 |
| History of Germany | 0 | - | 4.39 | 52,998 |
| Most Important People in History | 0 | - | 3.98 | 51,023 |
| People Portrayed by Andy Warhol | 0 | - | 4.35 | 38,285 |
| 2010s Obituaries | 0 | - | 4.46 | 26,234 |
| Fictional Military Characters Quiz | 0 | - | 4.27 | 19,672 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 150,005 |
| Countries with the Least Dense Road Networks | 0 | - | 4.82 | 41,846 |
| Monarchies of the World | 0 | - | 4.94 | 170,535 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 113,945 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 113,232 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 115,346 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 75,667 |
| Disney Animated Characters | 0 | - | 4.88 | 603,178 |
| People on Money by Country | 0 | - | 4.83 | 60,767 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,186 |
| Fast Math - Addition | 0 | - | 4.87 | 525,465 |
| NATO Countries | 0 | - | 4.98 | 283,975 |
| EU Countries Quiz | 0 | - | 4.99 | 278,869 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,764 |
| 7 Deadly Sins | 0 | - | 4.88 | 404,794 |
| Books of the Protestant Bible | 0 | - | 4.85 | 212,285 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,371 |
| Astronomy Quiz | 0 | - | 4.90 | 83,406 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 138,710 |
| Solar System Trivia | 0 | - | 4.93 | 47,276 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 66,274 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,050 |
| Countries with the Most Rail Travel | 0 | - | 4.85 | 37,724 |
| Countries with the Most Rail Travel per Capita | 0 | - | 4.93 | 33,658 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 155,713 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 170,433 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 88,587 |
| Countries By Wikipedia Word Clouds | 0 | - | 4.84 | 40,460 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 118,067 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,670 |
| Former Flags | 0 | - | 4.97 | 108,811 |
| Years in History by Picture | 0 | - | 4.45 | 35,936 |
| Russian History A-Z | 0 | - | 4.35 | 32,293 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,258 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,894 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,509 |
| Former Capitals | 0 | - | 4.88 | 71,727 |
| Cold War Decoder | 0 | - | 4.83 | 52,705 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,724 |
| Events in History #2 | 0 | - | 4.49 | 72,032 |
| Events in History #3 | 0 | - | 4.41 | 71,953 |
| Events in History #4 | 0 | - | 4.44 | 44,524 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,194 |
| Assassinations in History | 0 | - | 4.21 | 66,467 |
| Famous Founders in the U.S. | 0 | - | 4.02 | 34,825 |
| Famous Seconds | 0 | - | 4.22 | 46,894 |
| Ages and Eras | 0 | - | 4.39 | 67,971 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,587 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,946 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,323 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,167 |
| Female Historical Figures | 0 | - | 4.28 | 33,409 |
| Historical Blunders | 0 | - | 4.34 | 92,741 |
| Territorial Accessions | 0 | - | 4.34 | 34,957 |
| People Known as "The Great" | 0 | - | 4.46 | 24,813 |
| This Day in History - July | 0 | - | 4.49 | 36,521 |
| This Day in History - August | 0 | - | 4.42 | 43,441 |
| This Day in History - September | 0 | - | 4.55 | 57,589 |
| This Day in History - October | 0 | - | 4.49 | 37,698 |
| This Day in History - January | 0 | - | 4.48 | 46,811 |
| This Day in History - March | 0 | - | 4.45 | 43,763 |
| Ancient Civilizations | 0 | - | 4.64 | 38,167 |
| Battle to Country | 0 | - | 4.91 | 54,104 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,212 |
| The Places They Went #1 | 0 | - | 4.74 | 33,587 |
| Famous Inventors | 0 | - | 4.44 | 43,618 |
| Embarrassing Chapters in British History | 0 | - | 4.30 | 32,405 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,332 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,719 |
| Trace the Route of Marco Polo on a Map | 0 | - | 5.00 | 42,634 |
| European History for Dummies | 0 | - | 4.83 | 90,472 |
| History of Scotland | 0 | - | 4.51 | 21,190 |
| Kings of France Quiz | 0 | - | 4.22 | 32,966 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,017,052 |
| 2016 Obituaries | 0 | - | 4.07 | 18,253 |
| Branches of the U.S. Military | 0 | - | 4.40 | 24,545 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,627 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 144,837 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,832 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,993 |
| Coldest Countries | 0 | - | 4.97 | 139,522 |
| Coldest World Capitals | 0 | - | 4.95 | 134,282 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,984 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 83,112 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,333 |
| World Currency Quiz | 0 | - | 4.92 | 307,525 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,310 |
