| All World Leaders 2026 | 0 | - | 4.95 | 20,945 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,509 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,734 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,765 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,599 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,422 |
| Historical Rulers #2 | 0 | - | 4.24 | 47,752 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,496 |
| Words for Leaders | 0 | - | 4.77 | 258,749 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,292 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,043 |
| Prime Ministers of the UK | 0 | - | 4.95 | 441,861 |
| UN Secretaries-General | 0 | - | 4.40 | 7,840 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,687 |
| NATO Countries | 0 | - | 4.98 | 283,031 |
| EU Countries Quiz | 0 | - | 4.99 | 277,373 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 78,255 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,671 |
| World Leaders of the World Wars | 0 | - | 4.36 | 38,012 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,429 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.15 | 63,826 |
| Military History Vocabulary | 0 | - | 4.91 | 67,586 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,715 |
| World Leaders by Picture | 0 | - | 4.36 | 266,583 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,869 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,174 |
| Name the English Monarchs | 0 | - | 4.91 | 505,901 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,067 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,910 |
| Dictators by Picture | 0 | - | 4.18 | 49,381 |
| WWII Geography | 0 | - | 4.81 | 120,892 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,154 |
| WWII True or False? | 0 | - | 4.56 | 57,891 |
| All OPEC Countries Ever | 0 | - | 4.74 | 99,967 |
| Political Quotes | 0 | - | 4.17 | 19,937 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,593 |
| Empires by Maps | 0 | - | 4.98 | 121,661 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,371 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,147 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,920 |
| Name the Popes Quiz | 0 | - | 4.47 | 138,830 |
| Countries of the Popes | 0 | - | 4.79 | 128,654 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,072 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,569 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,163 |
| Metals of Antiquity | 0 | - | 4.95 | 93,849 |
| Popular Royal Names | 0 | - | 4.27 | 125,308 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,081 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,856 |
| History - Did They Have It? | 0 | - | 4.84 | 62,179 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,124 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 709,837 |
| First Names of Painters | 0 | - | 4.43 | 60,026 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,583 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,186 |
| Influential Women in History | 0 | - | 4.42 | 36,269 |
| Cradles of Civilization | 0 | - | 4.46 | 40,206 |
| History of The Netherlands | 0 | - | 4.46 | 17,539 |
| Materials From History #1 | 0 | - | 4.56 | 51,989 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,140 |
| Political Figures by Last Name #2 | 0 | - | 3.91 | 16,900 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,742 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,560 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,920 |
| WWII Decoder | 0 | - | 4.41 | 53,782 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,723 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,373 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,499 |
| Famous Explorers | 0 | - | 4.58 | 36,316 |
| Famous Empires by Description | 0 | - | 4.73 | 118,898 |
| Answers by Time Period | 0 | - | 4.64 | 55,823 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,814 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,289 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,065 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,232 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,666 |
| All Modern-Day Countries Ever Controlled by the British | 0 | - | 4.81 | 50,138 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,934 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,914 |
| U.S. States by Governor | 0 | - | 4.43 | 18,110 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,756 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,763 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,652 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,935 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 276,469 |
| Countries with NO Military | 0 | - | 4.97 | 63,263 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,593 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,042 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,120 |
| 7 Deadly Sins | 0 | - | 4.88 | 403,607 |
| Books of the Protestant Bible | 0 | - | 4.84 | 211,693 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,210 |
| Ireland True or False? | 0 | - | 4.57 | 49,772 |
| Peru True or False? | 0 | - | 4.58 | 15,309 |
| France True or False? | 0 | - | 4.44 | 40,054 |
| New York True or False? | 0 | - | 4.53 | 33,934 |
| Former Flags | 0 | - | 4.97 | 108,425 |
| Years in History by Picture | 0 | - | 4.44 | 35,731 |
| Russian History A-Z | 0 | - | 4.35 | 32,162 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,227 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,799 |
| Materials From History #2 | 0 | - | 4.59 | 31,589 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,390 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 53,765 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,384 |
| Pope Facts | 0 | - | 4.39 | 31,369 |
| WWII First Names | 0 | - | 4.45 | 41,944 |
| World War II Multiple Choice | 0 | - | 4.38 | 104,458 |
| WWII for Dummies | 0 | - | 4.78 | 105,540 |
| Cold War Decoder | 0 | - | 4.83 | 52,600 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,487 |
| Events in History #2 | 0 | - | 4.49 | 71,926 |
| Events in History #3 | 0 | - | 4.41 | 71,872 |
| Events in History #4 | 0 | - | 4.44 | 44,454 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,835 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,145 |
| Assassinations in History | 0 | - | 4.21 | 66,382 |
| Famous Founders in the U.S. | 0 | - | 4.02 | 34,748 |
| Famous Seconds | 0 | - | 4.22 | 46,836 |
| Ages and Eras | 0 | - | 4.39 | 67,886 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,550 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,899 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,281 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,118 |
| Female Historical Figures | 0 | - | 4.28 | 33,344 |
| Historical Blunders | 0 | - | 4.34 | 92,663 |
| Territorial Accessions | 0 | - | 4.34 | 34,891 |
| People Known as "The Great" | 0 | - | 4.46 | 24,772 |
| This Day in History - July | 0 | - | 4.49 | 36,505 |
| This Day in History - August | 0 | - | 4.42 | 43,412 |
| This Day in History - September | 0 | - | 4.55 | 57,550 |
| This Day in History - October | 0 | - | 4.49 | 37,678 |
| This Day in History - January | 0 | - | 4.48 | 46,780 |
| This Day in History - March | 0 | - | 4.45 | 43,739 |
| Ancient Civilizations | 0 | - | 4.64 | 38,105 |
| Battle to Country | 0 | - | 4.91 | 53,887 |
| The Places They Went #1 | 0 | - | 4.74 | 33,567 |
| The Life of King David | 0 | - | 4.37 | 14,144 |
| Famous Inventors | 0 | - | 4.44 | 43,589 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,213 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,651 |
| European History for Dummies | 0 | - | 4.83 | 90,323 |
| English Royal Consorts | 0 | - | 4.38 | 37,504 |
| British History A-Z #1 | 0 | - | 4.45 | 47,188 |
| Kings of France Quiz | 0 | - | 4.20 | 32,901 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,016,115 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,458 |
| World Capitals in the Answer | 0 | - | 4.94 | 77,580 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,165 |
| Monarchies of Europe | 0 | - | 4.90 | 98,759 |
| Monarchies of Asia | 0 | - | 4.97 | 71,450 |
| Coldest World Capitals | 0 | - | 4.95 | 134,115 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,292 |
| World Currency Quiz | 0 | - | 4.92 | 306,256 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,722 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,562 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,985 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,052 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,080 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,367 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,727 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,103 |
| Richest Island Countries | 0 | - | 4.85 | 101,135 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,586 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,864 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,425 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 274,406 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,897 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,001 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,493 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,423 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,982 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,286 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,688 |
| Orthodox Countries | 0 | - | 4.92 | 132,688 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,069 |
| Buddhist Countries | 0 | - | 4.96 | 144,968 |
| The Sun Quiz | 0 | - | 4.93 | 35,028 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,101,742 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,141 |
| Capital Cities by Cartoon Riddles | 0 | - | 4.98 | 87,899 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,217 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,388 |
| Countries that Start with A | 0 | - | 4.98 | 2,173,772 |
| Countries that Start with B | 0 | - | 4.95 | 2,304,746 |
| Countries that Start with C | 0 | - | 4.96 | 1,830,081 |
| Countries that Start with D | 0 | - | 4.96 | 715,451 |
| Countries that Start with E | 0 | - | 4.95 | 1,383,941 |
| Countries that Start with G | 0 | - | 4.97 | 1,510,306 |
| Countries that Start with H | 0 | - | 4.96 | 608,891 |
| Countries that Start with I | 0 | - | 4.92 | 1,293,691 |
| Countries that Start with J | 0 | - | 4.98 | 606,293 |
| Countries that Start with K | 0 | - | 4.97 | 820,065 |
| Countries that Start with L | 0 | - | 4.98 | 1,095,905 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,967 |
| Countries that Start with P | 0 | - | 4.94 | 1,221,209 |
| Countries that Start with S | 0 | - | 4.98 | 1,761,949 |
| Countries that Start with T | 0 | - | 4.90 | 1,014,225 |
| Countries that Start with U | 0 | - | 4.97 | 907,959 |
| Countries that Start with V | 0 | - | 4.98 | 611,626 |
