| Famous Dictators #1 | 0 | - | 4.69 | 199,140 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,267 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,242 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,286 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,119 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,301 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,637 |
| Words for Leaders | 0 | - | 4.77 | 255,921 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,784 |
| Prime Ministers of the UK | 0 | - | 4.96 | 436,439 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,739 |
| UN Secretaries-General | 0 | - | 4.40 | 7,776 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,571 |
| NATO Countries | 0 | - | 4.98 | 277,860 |
| EU Countries Quiz | 0 | - | 4.99 | 271,413 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,571 |
| Political Figures by Last Name #1 | 0 | - | 4.55 | 67,653 |
| World Leaders of the World Wars | 0 | - | 4.35 | 37,741 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,195 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 48,260 |
| Military History Vocabulary | 0 | - | 4.91 | 66,839 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,771 |
| World Leaders by Picture | 0 | - | 4.36 | 264,202 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,256 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,778 |
| Name the English Monarchs | 0 | - | 4.92 | 499,889 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,665 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,342 |
| Dictators by Picture | 0 | - | 4.18 | 48,989 |
| WWII Geography | 0 | - | 4.81 | 119,820 |
| WWII Figures by Picture | 0 | - | 4.89 | 63,285 |
| OPEC Countries | 0 | - | 4.74 | 84,926 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,093 |
| Political Quotes | 0 | - | 4.17 | 19,840 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,091 |
| Empires by Maps | 0 | - | 4.98 | 119,243 |
| Spouses of World Leaders | 0 | - | 4.18 | 12,302 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 24,912 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,797 |
| Name the Popes Quiz | 0 | - | 4.47 | 137,530 |
| Countries of the Popes | 0 | - | 4.79 | 127,558 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,432 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,219 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,836 |
| Metals of Antiquity | 0 | - | 4.94 | 93,108 |
| Popular Royal Names | 0 | - | 4.27 | 124,691 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,400 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,719 |
| Paramount Leaders of China | 0 | - | 4.36 | 11,023 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,601 |
| First Names of Painters | 0 | - | 4.43 | 59,719 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 69,988 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,845 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,740 |
| Influential Women in History | 0 | - | 4.42 | 35,279 |
| Cradles of Civilization | 0 | - | 4.46 | 39,351 |
| History of The Netherlands | 0 | - | 4.46 | 17,352 |
| Materials From History #1 | 0 | - | 4.56 | 51,318 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,364 |
| Political Figures by Last Name #2 | 0 | - | 3.88 | 16,652 |
| The Dictator Files: Chairman Mao | 0 | - | 4.28 | 20,612 |
| The Dictator Files: Benito Mussolini | 0 | - | 4.65 | 23,373 |
| The Dictator Files: Vladimir Lenin | 0 | - | 4.45 | 26,706 |
| WWII Decoder | 0 | - | 4.41 | 53,320 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,095 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 93,759 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 145,495 |
| Famous Explorers | 0 | - | 4.58 | 36,044 |
| Famous Empires by Description | 0 | - | 4.73 | 118,145 |
| Answers by Time Period | 0 | - | 4.64 | 55,407 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,530 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,036 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,891 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,834 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,083 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,677 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,456 |
| U.S. States by Governor | 0 | - | 4.43 | 18,012 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,616 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,600 |
| Red State or Blue State Trait? | 0 | - | 4.42 | 55,112 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,192 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,157 |
| Countries with NO Military | 0 | - | 4.97 | 61,540 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,351 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,136 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,897 |
| 7 Deadly Sins | 0 | - | 4.88 | 397,477 |
| Books of the Protestant Bible | 0 | - | 4.89 | 208,515 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,596 |
| Austria... or Australia? | 0 | - | 4.68 | 104,074 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,497 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,635 |
| Former Flags | 0 | - | 4.97 | 107,122 |
| Years in History by Picture | 0 | - | 4.44 | 35,287 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,068 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,393 |
| Materials From History #2 | 0 | - | 4.59 | 31,387 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,727 |
| The Dictator Files: Fidel Castro | 0 | - | 4.19 | 12,278 |
| Pope Facts | 0 | - | 4.39 | 31,124 |
| WWII First Names | 0 | - | 4.44 | 41,671 |
| World War II Multiple Choice | 0 | - | 4.38 | 103,495 |
| WWII for Dummies | 0 | - | 4.80 | 104,315 |
| Cold War Decoder | 0 | - | 4.83 | 52,105 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,354 |
| Events in History #2 | 0 | - | 4.49 | 71,545 |
| Events in History #4 | 0 | - | 4.44 | 44,190 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,712 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 48,894 |
| Assassinations in History | 0 | - | 4.21 | 66,076 |
| Famous Seconds | 0 | - | 4.22 | 46,487 |
| Ages and Eras | 0 | - | 4.38 | 67,573 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,437 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,697 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,101 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 75,899 |
| Female Historical Figures | 0 | - | 4.27 | 33,172 |
| Historical Blunders | 0 | - | 4.34 | 91,800 |
| Territorial Accessions | 0 | - | 4.39 | 34,704 |
| People Known as "The Great" | 0 | - | 4.46 | 24,589 |
| This Day in History - July | 0 | - | 4.49 | 36,408 |
| This Day in History - August | 0 | - | 4.42 | 43,302 |
| This Day in History - September | 0 | - | 4.55 | 57,339 |
| This Day in History - October | 0 | - | 4.49 | 37,580 |
| This Day in History - January | 0 | - | 4.50 | 46,632 |
| This Day in History - March | 0 | - | 4.45 | 43,580 |
| Ancient Civilizations | 0 | - | 4.64 | 37,831 |
| Battle to Country | 0 | - | 4.91 | 52,873 |
| The Places They Went #1 | 0 | - | 4.74 | 33,472 |
| The Life of King David | 0 | - | 4.37 | 14,093 |
| Famous Inventors | 0 | - | 4.43 | 43,493 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,652 |
| European History for Dummies | 0 | - | 4.83 | 89,553 |
| English Royal Consorts | 0 | - | 4.37 | 37,259 |
| British History A-Z #1 | 0 | - | 4.45 | 46,281 |
| Kings of France Quiz | 0 | - | 4.20 | 32,623 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.09 | 1,012,119 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,254 |
| World Capitals in the Answer | 0 | - | 4.94 | 76,580 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,699 |
| Monarchies of Europe | 0 | - | 4.90 | 97,665 |
| Monarchies of Asia | 0 | - | 4.97 | 70,807 |
| Coldest World Capitals | 0 | - | 4.95 | 133,199 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,085 |
| World Currency Quiz | 0 | - | 4.92 | 300,284 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,836 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,670 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,427 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,674 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,059 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,966 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,792 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,406 |
| Richest Island Countries | 0 | - | 4.84 | 99,929 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,055 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,941 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,886 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 268,087 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 103,635 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,046 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,197 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,039 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,428 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,579 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,555 |
| Orthodox Countries | 0 | - | 4.92 | 130,867 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,743 |
| Buddhist Countries | 0 | - | 4.96 | 143,342 |
| The Sun Quiz | 0 | - | 4.93 | 34,321 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,093,516 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,770 |
| Capital Cities by Cartoon Riddles | 0 | - | 4.98 | 86,928 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,308 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,646 |
| Countries that Start with A | 0 | - | 4.98 | 2,153,095 |
| Countries that Start with B | 0 | - | 4.95 | 2,285,426 |
| Countries that Start with C | 0 | - | 4.96 | 1,814,766 |
| Countries that Start with D | 0 | - | 4.96 | 704,607 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,163 |
| Countries that Start with G | 0 | - | 4.97 | 1,496,705 |
| Countries that Start with H | 0 | - | 4.96 | 600,506 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,257 |
| Countries that Start with J | 0 | - | 4.98 | 598,538 |
| Countries that Start with K | 0 | - | 4.97 | 811,723 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,766 |
| Countries that Start with N | 0 | - | 4.93 | 1,112,739 |
| Countries that Start with P | 0 | - | 4.94 | 1,211,579 |
| Countries that Start with S | 0 | - | 4.98 | 1,748,413 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,362 |
| Countries that Start with U | 0 | - | 4.97 | 901,679 |
| Countries that Start with V | 0 | - | 4.98 | 606,722 |
| Countries that Start with F | 0 | - | 4.83 | 614,287 |
| Countries that Start with M | 0 | - | 4.97 | 1,376,532 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,165 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,599 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,649 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,264 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 335,265 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,842 |
