| Countries by Number of Books Published | 0 | - | 4.95 | 72,139 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 53,223 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 73,788 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,145 |
| Military History Vocabulary | 0 | - | 4.91 | 66,841 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,344 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,246 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,433 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,267 |
| WWII Geography | 0 | - | 4.81 | 119,828 |
| WWII Figures by Picture | 0 | - | 4.89 | 63,316 |
| Famous Battles Quiz | 0 | - | 4.21 | 48,911 |
| Name the War | 0 | - | 4.37 | 201,182 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,466 |
| Names for Warriors | 0 | - | 4.40 | 36,857 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,093 |
| Empires by Maps | 0 | - | 4.98 | 119,245 |
| Famous Dictators #1 | 0 | - | 4.69 | 199,141 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,722 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,966 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,619 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,433 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,219 |
| Famous Lines of Poetry #1 | 0 | - | 4.55 | 34,205 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,309,742 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,287 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,120 |
| Metals of Antiquity | 0 | - | 4.94 | 93,109 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,301 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,637 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,400 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,721 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,784 |
| WWI... or WWII? | 0 | - | 4.85 | 141,328 |
| Famous Generals - Non U.S. | 0 | - | 4.58 | 15,065 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 69,993 |
| Authors by Picture | 0 | - | 4.48 | 25,459 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,354 |
| Influential Women in History | 0 | - | 4.42 | 35,279 |
| Google What's the Difference? - History | 0 | - | 4.20 | 46,117 |
| Cradles of Civilization | 0 | - | 4.46 | 39,354 |
| Popular Royal Names | 0 | - | 4.27 | 124,692 |
| Materials From History #1 | 0 | - | 4.56 | 51,318 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,364 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,242 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,607 |
| First Names of Painters | 0 | - | 4.43 | 59,720 |
| Notable People of WWII | 0 | - | 4.53 | 85,461 |
| WWII Trivia #2 | 0 | - | 4.52 | 103,688 |
| World War I Quiz | 0 | - | 4.78 | 100,529 |
| WWI A-Z | 0 | - | 4.50 | 38,142 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 145,495 |
| Famous Explorers | 0 | - | 4.58 | 36,045 |
| Famous Empires by Description | 0 | - | 4.73 | 118,145 |
| Answers by Time Period | 0 | - | 4.64 | 55,407 |
| Famous Lines of Poetry #2 | 0 | - | 4.55 | 18,463 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,437 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,740 |
| History of The Netherlands | 0 | - | 4.46 | 17,352 |
| 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 |
| 17th Century A-Z | 0 | - | 4.78 | 34,232 |
| 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 | 55,084 |
| Most Important People in History | 0 | - | 3.98 | 50,527 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,198 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,166 |
| Countries with NO Military | 0 | - | 4.97 | 61,544 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 88,535 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,354 |
| Countries with the Least Dense Road Networks | 0 | - | 4.81 | 41,417 |
| Monarchies of the World | 0 | - | 4.94 | 167,332 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,051 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,266 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,787 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,824 |
| Disney Animated Characters | 0 | - | 4.88 | 600,167 |
| People on Money by Country | 0 | - | 4.83 | 60,142 |
| Fast Math - Addition | 0 | - | 4.87 | 521,269 |
| NATO Countries | 0 | - | 4.98 | 277,869 |
| EU Countries Quiz | 0 | - | 4.99 | 271,429 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,900 |
| 7 Deadly Sins | 0 | - | 4.88 | 397,485 |
| Books of the Protestant Bible | 0 | - | 4.89 | 208,519 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,607 |
| Astronomy Quiz | 0 | - | 4.90 | 82,082 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 136,342 |
| Solar System Trivia | 0 | - | 4.93 | 46,307 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 65,359 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,007 |
| Countries with the Most Rail Travel | 0 | - | 4.84 | 37,094 |
| Countries with the Most Rail Travel per Capita | 0 | - | 4.93 | 33,119 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 129,316 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 166,418 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 87,042 |
| Countries By Wikipedia Word Clouds | 0 | - | 4.83 | 39,340 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 116,987 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,338 |
| Former Flags | 0 | - | 4.97 | 107,123 |
| Years in History by Picture | 0 | - | 4.44 | 35,288 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,394 |
| Materials From History #2 | 0 | - | 4.59 | 31,387 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,729 |
| WWII Trivia #1 | 0 | - | 4.36 | 177,105 |
| WWII A-Z #1 | 0 | - | 4.80 | 102,654 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,477 |
| WWII Decoder | 0 | - | 4.41 | 53,321 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,098 |
| WWII True or False? | 0 | - | 4.56 | 57,251 |
| Cold War Decoder | 0 | - | 4.83 | 52,105 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,354 |
| Events in History #2 | 0 | - | 4.49 | 71,547 |
| Events in History #4 | 0 | - | 4.44 | 44,192 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,713 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 48,894 |
| Assassinations in History | 0 | - | 4.21 | 66,076 |
| Famous Seconds | 0 | - | 4.22 | 46,488 |
| Ages and Eras | 0 | - | 4.38 | 67,574 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,437 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,698 |
| 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 | 91,801 |
| People Who Died in Battle | 0 | - | 4.35 | 22,290 |
| 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 | 36,409 |
| This Day in History - August | 0 | - | 4.42 | 43,302 |
| This Day in History - September | 0 | - | 4.55 | 57,340 |
| 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 | 37,832 |
| The Places They Went #1 | 0 | - | 4.74 | 33,472 |
| Famous Inventors | 0 | - | 4.43 | 43,493 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,654 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,376 |
| European History for Dummies | 0 | - | 4.83 | 89,554 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.09 | 1,012,125 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,700 |
| Countries with the Most Skyscrapers | 0 | - | 4.92 | 143,701 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,420 |
| Countries with the Tallest Buildings | 0 | - | 4.93 | 104,032 |
| Coldest Countries | 0 | - | 4.97 | 138,046 |
| Coldest World Capitals | 0 | - | 4.95 | 133,199 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 76,389 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,495 |
| World Currency Quiz | 0 | - | 4.92 | 300,295 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,844 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,674 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,060 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,407 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,056 |
| Buddhist Countries | 0 | - | 4.96 | 143,345 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,093,530 |
| Country Logic Puzzle 4x4 – Sudoku style | 0 | - | 4.99 | 27,901 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,986 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,412 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,675 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,289 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,859 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,400 |
| Terrible Country Spellings Accepted by JetPunk #1 | 0 | - | 4.85 | 33,051 |
| Terrible City Spellings Accepted by JetPunk | 0 | - | 4.97 | 54,068 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,298 |
| Countries with Most Nobel Prizes by Continent | 0 | - | 4.93 | 59,843 |
| Five Least Guessed Countries by Continent | 0 | - | 4.97 | 97,643 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,076 |
| Most Guessed Cities by Country #2 | 0 | - | 4.95 | 78,956 |
| Most Guessed Cities by Country #1 | 0 | - | 4.88 | 101,479 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,505 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,520 |
| Most Guessed Countries on JetPunk | 0 | - | 4.96 | 196,835 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,437 |
| Fruits: No Vowels | 0 | - | 4.81 | 99,027 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,067 |
| The 2nd Millennium BC | 0 | - | 4.64 | 20,747 |
| Body Parts in History and Culture | 0 | - | 4.42 | 35,196 |
| History Analogies #1 | 0 | - | 4.53 | 89,845 |
| History Analogies #2 | 0 | - | 4.49 | 77,081 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,314 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,048 |
| Current Events by Year, 1930–1949 | 0 | - | 4.48 | 51,981 |
| History Analogies #3 | 0 | - | 4.61 | 80,526 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,285 |
| Which Came First? | 0 | - | 4.37 | 74,577 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,068 |
| Random History by Country | 0 | - | 4.53 | 34,728 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,696 |
| Animals in World History | 0 | - | 4.74 | 44,337 |
| People - Real or Fictional? | 0 | - | 4.56 | 58,622 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,455 |
| History True or False #3 | 0 | - | 4.43 | 56,490 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,195 |
| A to Z: Legendary Creatures | 0 | - | 4.26 | 52,870 |
| World War II Multiple Choice | 0 | - | 4.38 | 103,495 |
| WWII for Dummies | 0 | - | 4.80 | 104,320 |
| Cold War Trivia #1 | 0 | - | 4.41 | 57,095 |
