| All World Leaders 2026 | 0 | - | 4.95 | 20,883 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,709 |
| WWII Geography | 0 | - | 4.81 | 120,809 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,067 |
| NATO Countries | 0 | - | 4.98 | 282,685 |
| EU Countries Quiz | 0 | - | 4.99 | 276,984 |
| 7 Deadly Sins | 0 | - | 4.88 | 402,780 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,439 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,588 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,413 |
| Historical Rulers #2 | 0 | - | 4.27 | 47,732 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,449 |
| Words for Leaders | 0 | - | 4.77 | 258,589 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,274 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,026 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 78,208 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,101,151 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,034 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,416 |
| Political Quotes | 0 | - | 4.17 | 19,936 |
| Military History Vocabulary | 0 | - | 4.91 | 67,532 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,619 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,167 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,342 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 342,198 |
| World Capitals in the Answer | 0 | - | 4.94 | 77,509 |
| The Sun Quiz | 0 | - | 4.93 | 34,987 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,877 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,712 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 237,639 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 226,595 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,318 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,728 |
| Popular Royal Names | 0 | - | 4.27 | 125,259 |
| World Leaders of the World Wars | 0 | - | 4.36 | 37,994 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.15 | 63,583 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,739 |
| First Names of Painters | 0 | - | 4.43 | 59,999 |
| UN Secretaries-General | 0 | - | 4.40 | 7,836 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,679 |
| Name the English Monarchs | 0 | - | 4.91 | 505,500 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,051 |
| Small Countries with Large Economies | 0 | - | 4.63 | 90,294 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,909 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,185 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,148 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,468 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,807 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,962 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,470 |
| Nicknames in World History | 0 | - | 4.74 | 37,942 |
| "Second Best" History Edition | 0 | - | 4.94 | 63,821 |
| Prime Ministers of the UK | 0 | - | 4.95 | 441,475 |
| WWII Decoder | 0 | - | 4.41 | 53,746 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,675 |
| Quotes from Historical Figures #1 | 0 | - | 4.50 | 87,651 |
| All OPEC Countries Ever | 0 | - | 4.74 | 99,809 |
| Literary Quotes #1 | 0 | - | 4.49 | 33,719 |
| Star Wars Quotes | 0 | - | 4.86 | 185,664 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 114,131 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,816 |
| Name a Country A-Z | 0 | - | 5.00 | 245,130 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 52,883 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 122,637 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,485 |
| Empires by Maps | 0 | - | 4.98 | 121,485 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,017 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,811 |
| WWII First Names | 0 | - | 4.45 | 41,932 |
| WWII for Dummies | 0 | - | 4.78 | 105,444 |
| Countries in World War I | 0 | - | 4.88 | 228,860 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 94,326 |
| Historical Middle Names | 0 | - | 4.16 | 36,030 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,871 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 230,176 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,543 |
| Famous Lines of Poetry #1 | 0 | - | 4.55 | 34,328 |
| First Names of Explorers Quiz | 0 | - | 4.45 | 18,542 |
| Mythical Lands | 0 | - | 4.26 | 85,460 |
| Saint in the Answers | 0 | - | 4.10 | 44,444 |
| First Name + Initial Quiz | 0 | - | 4.03 | 52,938 |
| Nicknames in U.S. History | 0 | - | 4.25 | 31,806 |
| Historical Figures Known by a Single Name #1 | 0 | - | 4.32 | 85,498 |
| Quotes from Historical Figures #2 | 0 | - | 4.36 | 42,790 |
| Ben Franklin Quotes | 0 | - | 4.45 | 25,806 |
| Famous Speeches from History | 0 | - | 4.19 | 33,694 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,138 |
| Books with Names in the Title #2 | 0 | - | 4.42 | 54,773 |
| Name the 7 Dwarfs | 0 | - | 4.55 | 364,964 |
| Companies by Country | 0 | - | 4.61 | 120,042 |
| Groups of Things - The Bible | 0 | - | 4.44 | 55,488 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,346 |
| Astronomy Decoder | 0 | - | 4.48 | 38,171 |
| Word Chain - The Bible | 0 | - | 4.48 | 50,908 |
| U.S. Chain Restaurant Menu | 0 | - | 4.08 | 139,284 |
| Most Popular Fast Food Restaurants | 0 | - | 4.23 | 671,762 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 71,351 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 145,121 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,995 |
| Metals of Antiquity | 0 | - | 4.95 | 93,796 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,038 |
| History: What Came First? #1 | 0 | - | 4.87 | 105,764 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,616 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 709,590 |
| Countries in World War II | 0 | - | 4.53 | 917,254 |
| WWII Movies by Plot | 0 | - | 4.21 | 27,138 |
| Communist Countries in History | 0 | - | 4.63 | 497,535 |
| Historical Middle Names - U.S. | 0 | - | 3.83 | 61,236 |
| Famous Mottos | 0 | - | 3.46 | 48,637 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,526 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,695 |
| Famous Lines of Poetry #2 | 0 | - | 4.55 | 18,539 |
| Character to Author #1 | 0 | - | 4.52 | 43,564 |
| Batfacts: The Batman Quiz | 0 | - | 4.49 | 61,493 |
| U.S. Synonymous Trademarks | 0 | - | 4.06 | 66,893 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,645,377 |
| Influential Women in History | 0 | - | 4.42 | 36,228 |
| Cradles of Civilization | 0 | - | 4.46 | 40,179 |
| History of The Netherlands | 0 | - | 4.46 | 17,530 |
| Materials From History #1 | 0 | - | 4.56 | 51,958 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,079 |
| World Leaders by Picture | 0 | - | 4.36 | 266,436 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,814 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,152 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,435 |
| Famous Explorers | 0 | - | 4.58 | 36,298 |
| Famous Empires by Description | 0 | - | 4.73 | 118,861 |
| Answers by Time Period | 0 | - | 4.64 | 55,799 |
| Historical Misquotes | 0 | - | 4.39 | 26,687 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,213 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,161 |
| Books with Names in the Title #1 | 0 | - | 4.27 | 70,568 |
| First Names of Authors #1 | 0 | - | 4.20 | 59,288 |
| First Names of Authors #2 | 0 | - | 4.24 | 36,823 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,110,142 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 167,418 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,805 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,288 |
| Literary Quotes #2 | 0 | - | 4.18 | 24,471 |
| Sci-Fi Movie Quotes | 0 | - | 4.32 | 37,138 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 749,063 |
| Books by Country Quiz | 0 | - | 4.30 | 32,302 |
| Famous Catholics | 0 | - | 4.26 | 33,316 |
| Stores in the Mall #1 | 0 | - | 3.89 | 45,950 |
| Colors by Letter | 0 | - | 4.25 | 162,851 |
| Sibling Actors | 0 | - | 4.12 | 47,608 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 452,653 |
| Countries with Four Letters | 0 | - | 4.99 | 425,010 |
| Random Symbol to Element | 0 | - | 4.88 | 93,659 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,741 |
| Random Country to Capital | 0 | - | 4.98 | 925,807 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,231 |
| Name a Valid World City | 0 | - | 4.84 | 71,783 |
| Category Elimination - Cities | 0 | - | 4.25 | 41,188 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,616 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,466 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,482 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 275,920 |
| Countries with NO Military | 0 | - | 4.97 | 62,973 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,455 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,966 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,914 |
| Books of the Protestant Bible | 0 | - | 4.84 | 211,455 |
| Majority Muslim Countries | 0 | - | 4.98 | 376,854 |
| Former Flags | 0 | - | 4.97 | 108,319 |
| Years in History by Picture | 0 | - | 4.44 | 35,701 |
| Russian History A-Z | 0 | - | 4.35 | 32,109 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,215 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,774 |
| Materials From History #2 | 0 | - | 4.59 | 31,581 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,344 |
| Dictators by Picture | 0 | - | 4.18 | 49,353 |
| Former Capitals | 0 | - | 4.88 | 71,619 |
| Important Cities in WWII | 0 | - | 4.42 | 93,769 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,261 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,822 |
| Cold War Decoder | 0 | - | 4.83 | 52,556 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,476 |
| Events in History #2 | 0 | - | 4.49 | 71,903 |
| Events in History #3 | 0 | - | 4.41 | 71,851 |
| Events in History #4 | 0 | - | 4.44 | 44,437 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,751 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,129 |
| Assassinations in History | 0 | - | 4.21 | 66,368 |
| Famous Founders in the U.S. | 0 | - | 4.02 | 34,722 |
| Famous Seconds | 0 | - | 4.22 | 46,823 |
| Ages and Eras | 0 | - | 4.39 | 67,869 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,547 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,888 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,273 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,110 |
| Female Historical Figures | 0 | - | 4.28 | 33,333 |
| Historical Blunders | 0 | - | 4.34 | 92,639 |
| Territorial Accessions | 0 | - | 4.34 | 34,879 |
| People Known as "The Great" | 0 | - | 4.46 | 24,763 |
| This Day in History - July | 0 | - | 4.49 | 36,493 |
| This Day in History - August | 0 | - | 4.42 | 43,405 |
| This Day in History - September | 0 | - | 4.55 | 57,538 |
| This Day in History - October | 0 | - | 4.49 | 37,673 |
| This Day in History - January | 0 | - | 4.48 | 46,770 |
