| All World Leaders 2026 | 0 | - | 4.94 | 20,516 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,085 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,581 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,614 |
| 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 |
| Words for Leaders | 0 | - | 4.77 | 257,857 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,135 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 35,915 |
| Prime Ministers of the UK | 0 | - | 4.95 | 440,218 |
| UN Secretaries-General | 0 | - | 4.40 | 7,816 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,652 |
| NATO Countries | 0 | - | 4.98 | 281,702 |
| EU Countries Quiz | 0 | - | 4.99 | 275,730 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 78,076 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,219 |
| World Leaders of the World Wars | 0 | - | 4.36 | 37,906 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,336 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 49,149 |
| Military History Vocabulary | 0 | - | 4.91 | 67,310 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,779 |
| World Leaders by Picture | 0 | - | 4.36 | 265,876 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,660 |
| Prime Ministers of Australia | 0 | - | 4.50 | 32,020 |
| Name the English Monarchs | 0 | - | 4.91 | 504,140 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,950 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,556 |
| Dictators by Picture | 0 | - | 4.18 | 49,254 |
| WWII Geography | 0 | - | 4.81 | 120,594 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,801 |
| All OPEC Countries Ever | 0 | - | 4.74 | 99,327 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,759 |
| Political Quotes | 0 | - | 4.17 | 19,912 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,144 |
| Empires by Maps | 0 | - | 4.98 | 121,007 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,339 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,028 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,881 |
| Name the Popes Quiz | 0 | - | 4.47 | 138,460 |
| Countries of the Popes | 0 | - | 4.79 | 128,365 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 53,895 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,480 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,058 |
| Metals of Antiquity | 0 | - | 4.95 | 93,625 |
| 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 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,101 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 708,672 |
| First Names of Painters | 0 | - | 4.43 | 59,922 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,416 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 42,023 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,069 |
| Influential Women in History | 0 | - | 4.42 | 36,111 |
| Cradles of Civilization | 0 | - | 4.46 | 40,077 |
| 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 | 48,921 |
| Political Figures by Last Name #2 | 0 | - | 3.90 | 16,785 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,709 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,503 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,869 |
| WWII Decoder | 0 | - | 4.41 | 53,671 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,556 |
| WWII True or False? | 0 | - | 4.56 | 57,711 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,169 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,226 |
| Famous Explorers | 0 | - | 4.58 | 36,257 |
| Famous Empires by Description | 0 | - | 4.73 | 118,691 |
| Answers by Time Period | 0 | - | 4.64 | 55,714 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,720 |
| 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 | 55,474 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,852 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,788 |
| U.S. States by Governor | 0 | - | 4.43 | 18,079 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,717 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,713 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,480 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,493 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,677 |
| Countries with NO Military | 0 | - | 4.97 | 62,680 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,019 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,816 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,322 |
| 7 Deadly Sins | 0 | - | 4.88 | 401,648 |
| Books of the Protestant Bible | 0 | - | 4.84 | 210,832 |
| Majority Muslim Countries | 0 | - | 4.98 | 375,730 |
| Austria... or Australia? | 0 | - | 4.68 | 104,517 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,604 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,775 |
| Former Flags | 0 | - | 4.97 | 108,004 |
| Years in History by Picture | 0 | - | 4.44 | 35,626 |
| Russian History A-Z | 0 | - | 4.35 | 31,885 |
| 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 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,356 |
| Pope Facts | 0 | - | 4.39 | 31,304 |
| WWII First Names | 0 | - | 4.44 | 41,854 |
| World War II Multiple Choice | 0 | - | 4.38 | 104,313 |
| WWII for Dummies | 0 | - | 4.78 | 105,207 |
| Cold War Decoder | 0 | - | 4.83 | 52,459 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,447 |
| Events in History #2 | 0 | - | 4.49 | 71,826 |
| Events in History #3 | 0 | - | 4.41 | 71,786 |
| Events in History #4 | 0 | - | 4.44 | 44,381 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,498 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,083 |
| Assassinations in History | 0 | - | 4.21 | 66,305 |
| Famous Seconds | 0 | - | 4.22 | 46,713 |
| Ages and Eras | 0 | - | 4.39 | 67,819 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,524 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,857 |
| 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 |
| Territorial Accessions | 0 | - | 4.34 | 34,847 |
| People Known as "The Great" | 0 | - | 4.46 | 24,731 |
| 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 |
| Battle to Country | 0 | - | 4.91 | 53,560 |
| The Places They Went #1 | 0 | - | 4.74 | 33,552 |
| The Life of King David | 0 | - | 4.37 | 14,128 |
| Famous Inventors | 0 | - | 4.44 | 43,564 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,054 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,581 |
| European History for Dummies | 0 | - | 4.83 | 90,091 |
| English Royal Consorts | 0 | - | 4.38 | 37,420 |
| British History A-Z #1 | 0 | - | 4.45 | 46,588 |
| Kings of France Quiz | 0 | - | 4.20 | 32,825 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,014,896 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,403 |
| World Capitals in the Answer | 0 | - | 4.94 | 77,310 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,727 |
| Monarchies of Europe | 0 | - | 4.90 | 98,377 |
| Monarchies of Asia | 0 | - | 4.97 | 71,246 |
| Coldest World Capitals | 0 | - | 4.95 | 133,671 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,238 |
| World Currency Quiz | 0 | - | 4.92 | 304,399 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,014 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,039 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,535 |
| 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 | 190,013 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,540 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,927 |
| Richest Island Countries | 0 | - | 4.85 | 100,816 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,122 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,620 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,263 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 272,768 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,553 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,738 |
| Countries with the Most Christians | 0 | - | 4.93 | 143,643 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,045 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,567 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,834 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,420 |
| Orthodox Countries | 0 | - | 4.92 | 132,300 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,701 |
| Buddhist Countries | 0 | - | 4.96 | 144,650 |
| The Sun Quiz | 0 | - | 4.93 | 34,807 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,099,372 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,030 |
| Capital Cities by Cartoon Riddles | 0 | - | 4.98 | 87,615 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 48,987 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,194 |
| Countries that Start with A | 0 | - | 4.98 | 2,167,293 |
| Countries that Start with B | 0 | - | 4.95 | 2,298,641 |
| Countries that Start with C | 0 | - | 4.96 | 1,825,469 |
| Countries that Start with D | 0 | - | 4.96 | 712,076 |
| Countries that Start with E | 0 | - | 4.95 | 1,380,054 |
| Countries that Start with G | 0 | - | 4.97 | 1,506,302 |
| Countries that Start with H | 0 | - | 4.96 | 606,473 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,551 |
| Countries that Start with J | 0 | - | 4.98 | 604,066 |
| Countries that Start with K | 0 | - | 4.97 | 817,616 |
| Countries that Start with L | 0 | - | 4.98 | 1,092,892 |
| Countries that Start with N | 0 | - | 4.93 | 1,119,971 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,327 |
| Countries that Start with S | 0 | - | 4.98 | 1,757,928 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,499 |
| Countries that Start with U | 0 | - | 4.97 | 905,824 |
| Countries that Start with V | 0 | - | 4.98 | 610,277 |
| Countries that Start with F | 0 | - | 4.83 | 618,923 |
| Countries that Start with M | 0 | - | 4.97 | 1,384,117 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,743 |
