| All World Leaders 2026 | 0 | - | 4.95 | 21,211 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,691 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,818 |
| Famous Dictators #1 | 0 | - | 4.69 | 200,831 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,500 |
| Historical Rulers #2 | 0 | - | 4.24 | 47,831 |
| Historical Rulers #1 | 0 | - | 4.34 | 119,624 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 110,397 |
| World Leaders Quiz #2 | 0 | - | 4.01 | 36,119 |
| Words for Leaders | 0 | - | 4.77 | 259,369 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,895 |
| UN Secretaries-General | 0 | - | 4.40 | 7,859 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,704 |
| Prime Ministers of the UK | 0 | - | 4.95 | 443,482 |
| NATO Countries | 0 | - | 4.98 | 284,326 |
| EU Countries Quiz | 0 | - | 4.99 | 279,250 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.78 | 78,418 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,867 |
| World Leaders of the Cold War | 0 | - | 4.26 | 25,493 |
| Military History Vocabulary | 0 | - | 4.92 | 67,800 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 241,048 |
| Countries that Start with A | 0 | - | 4.98 | 2,179,708 |
| Countries that Start with B | 0 | - | 4.95 | 2,310,315 |
| Countries that Start with C | 0 | - | 4.96 | 1,834,458 |
| Countries that Start with D | 0 | - | 4.96 | 718,519 |
| Countries that Start with E | 0 | - | 4.95 | 1,387,553 |
| Countries that Start with G | 0 | - | 4.97 | 1,514,173 |
| Countries that Start with H | 0 | - | 4.96 | 611,086 |
| Countries that Start with I | 0 | - | 4.92 | 1,296,654 |
| Countries that Start with J | 0 | - | 4.98 | 608,400 |
| Countries that Start with K | 0 | - | 4.97 | 822,286 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,733 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,854 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,968 |
| Countries that Start with S | 0 | - | 4.98 | 1,765,750 |
| Countries that Start with T | 0 | - | 4.90 | 1,016,395 |
| Countries that Start with U | 0 | - | 4.97 | 909,662 |
| Countries that Start with V | 0 | - | 4.98 | 612,855 |
| Countries that Start with F | 0 | - | 4.83 | 622,443 |
| Countries that Start with M | 0 | - | 4.97 | 1,390,313 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,188 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,298 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 89,375 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,973 |
| "Second Best" History Edition | 0 | - | 4.94 | 64,467 |
| World Leaders of the World Wars | 0 | - | 4.36 | 38,093 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.16 | 64,260 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,201 |
| Richest Countries A-Z | 0 | - | 4.91 | 104,366 |
| World Leaders by Picture | 0 | - | 4.36 | 267,184 |
| Canadian Prime Ministers | 0 | - | 4.64 | 58,055 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,272 |
| Name the English Monarchs | 0 | - | 4.91 | 507,749 |
| All OPEC Countries Ever | 0 | - | 4.70 | 100,518 |
| Dictators by Picture | 0 | - | 4.18 | 49,460 |
| WWII Geography | 0 | - | 4.81 | 121,571 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,556 |
| One Country By Letter By Continent | 0 | - | 5.00 | 126,179 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,735 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,435 |
| Name a Country A-Z | 0 | - | 5.00 | 246,484 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 123,373 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,315 |
| Empires by Maps | 0 | - | 4.98 | 122,730 |
| Russian History A-Z | 0 | - | 4.35 | 32,333 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,264 |
| Political Quotes | 0 | - | 4.17 | 19,964 |
| The 7 Wonders of the Ancient World | 0 | - | 4.86 | 82,686 |
| British History A-Z #1 | 0 | - | 4.45 | 47,371 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,992 |
| One Country By Letter By Continent on the Map | 0 | - | 4.99 | 48,505 |
| Metals of Antiquity | 0 | - | 4.95 | 94,069 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,256 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,385 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,197 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,323 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,744 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,273 |
| Countries that Start with R | 0 | - | 4.44 | 451,132 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,569 |
| European Geography By Letter - A | 0 | - | 4.52 | 148,584 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 122,032 |
| European Geography By Letter - C | 0 | - | 4.44 | 124,599 |
| European Geography By Letter - D | 0 | - | 4.49 | 119,151 |
| European Geography By Letter - L | 0 | - | 4.52 | 115,528 |
| European Geography By Letter - M | 0 | - | 4.70 | 133,066 |
| European Geography By Letter - N | 0 | - | 4.44 | 102,451 |
| European Geography By Letter - R | 0 | - | 4.43 | 95,024 |
| European Geography By Letter - V | 0 | - | 4.43 | 94,292 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,183 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,750 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,313 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,753 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,932 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,674 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,425 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,438 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,880 |
| Influential Women in History | 0 | - | 4.43 | 36,612 |
| Cradles of Civilization | 0 | - | 4.46 | 40,573 |
| Spanish History A-Z | 0 | - | 4.37 | 19,547 |
| Italian History A-Z | 0 | - | 4.16 | 17,966 |
| Popular Royal Names | 0 | - | 4.27 | 125,491 |
| Materials From History #1 | 0 | - | 4.56 | 52,154 |
| Materials From History #2 | 0 | - | 4.59 | 31,647 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,147 |
| Name the Popes Quiz | 0 | - | 4.47 | 139,150 |
| Countries of the Popes | 0 | - | 4.78 | 128,957 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 711,000 |
| First Names of Painters | 0 | - | 4.43 | 60,130 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,790 |
| Famous Explorers | 0 | - | 4.58 | 36,421 |
| Famous Empires by Description | 0 | - | 4.74 | 119,095 |
| Answers by Time Period | 0 | - | 4.64 | 55,957 |
| Coups d'Etat - Name the Country | 0 | - | 4.44 | 42,520 |
| German History A-Z | 0 | - | 4.49 | 24,960 |
| Biggest World Cities A-Z | 0 | - | 4.61 | 224,509 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,509 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,172 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,250 |
| History of The Netherlands | 0 | - | 4.46 | 17,582 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,775 |
| Countries Invaded by the USSR | 0 | - | 4.30 | 94,541 |
| Name a Valid Year in History | 0 | - | 4.93 | 68,211 |
| People Portrayed by Andy Warhol | 0 | - | 4.35 | 38,315 |
| 2010s Obituaries | 0 | - | 4.46 | 26,317 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 292,202 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 278,391 |
| Countries with NO Military | 0 | - | 4.97 | 63,698 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 150,156 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,256 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,985 |
| 7 Deadly Sins | 0 | - | 4.88 | 405,139 |
| Books of the Protestant Bible | 0 | - | 4.85 | 212,470 |
| The Bible A-Z | 0 | - | 4.29 | 60,044 |
| Majority Muslim Countries | 0 | - | 4.98 | 378,741 |
| Colors by Letter | 0 | - | 4.25 | 163,040 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,299 |
| European Geography By Letter - E | 0 | - | 4.25 | 122,850 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,918 |
| European Geography By Letter - H | 0 | - | 4.30 | 97,562 |
| European Geography By Letter - G | 0 | - | 4.27 | 104,364 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,882 |
| European Geography By Letter - K | 0 | - | 4.15 | 71,530 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,862 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,777 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,256 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,481 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,140 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 65,099 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,525 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 52,095 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 35,015 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,185 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 58,654 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,991 |
| European Geography A-Z | 0 | - | 4.29 | 49,544 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,803 |
| Former Flags | 0 | - | 4.97 | 108,903 |
| Years in History by Picture | 0 | - | 4.45 | 35,971 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,917 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,539 |
| Political Figures by Last Name #2 | 0 | - | 3.91 | 16,948 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.46 | 26,975 |
| WWII Decoder | 0 | - | 4.41 | 53,935 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 56,003 |
| Cold War Decoder | 0 | - | 4.83 | 52,730 |
| Events in History #2 | 0 | - | 4.49 | 72,055 |
| Events in History #3 | 0 | - | 4.41 | 71,972 |
| Events in History #4 | 0 | - | 4.44 | 44,540 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,202 |
| Assassinations in History | 0 | - | 4.21 | 66,487 |
| Famous Founders in the U.S. | 0 | - | 4.03 | 34,852 |
| Famous Seconds | 0 | - | 4.22 | 46,902 |
| Ages and Eras | 0 | - | 4.39 | 67,989 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,590 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,957 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,339 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,187 |
| Female Historical Figures | 0 | - | 4.28 | 33,416 |
| Historical Blunders | 0 | - | 4.34 | 92,772 |
| Territorial Accessions | 0 | - | 4.34 | 34,969 |
| People Known as "The Great" | 0 | - | 4.46 | 24,820 |
| This Day in History - July | 0 | - | 4.49 | 36,533 |
| This Day in History - August | 0 | - | 4.42 | 43,456 |
| This Day in History - September | 0 | - | 4.55 | 57,608 |
| This Day in History - October | 0 | - | 4.49 | 37,709 |
| This Day in History - January | 0 | - | 4.48 | 46,826 |
| This Day in History - March | 0 | - | 4.45 | 43,774 |
| Ancient Civilizations | 0 | - | 4.64 | 38,182 |
| The Places They Went #1 | 0 | - | 4.74 | 33,591 |
| Famous Inventors | 0 | - | 4.44 | 43,623 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 32,014 |
| Houses of British Monarchs | 0 | - | 4.54 | 66,051 |
| British History A-Z #2 | 0 | - | 4.28 | 12,072 |
| French History A-Z | 0 | - | 4.27 | 25,221 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,017,338 |
| U.S. States by Governor | 0 | - | 4.43 | 18,131 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,790 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,818 |
