| WWII Geography | 0 | - | 4.81 | 119,854 |
| WWII Figures by Picture | 0 | - | 4.89 | 63,667 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 228,222 |
| Countries in World War I | 0 | - | 4.88 | 227,382 |
| Countries in World War II | 0 | - | 4.54 | 908,205 |
| WWII Decoder | 0 | - | 4.41 | 53,334 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,115 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.79 | 77,585 |
| WWII for Dummies | 0 | - | 4.80 | 104,343 |
| World Leaders of the World Wars | 0 | - | 4.35 | 37,745 |
| Important Cities in WWII | 0 | - | 4.42 | 93,179 |
| WWII A-Z #1 | 0 | - | 4.80 | 102,664 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,485 |
| WWI... or WWII? | 0 | - | 4.85 | 141,371 |
| Military History Vocabulary | 0 | - | 4.91 | 66,850 |
| WWII Movies by Plot | 0 | - | 4.21 | 27,025 |
| Name the English Monarchs | 0 | - | 4.92 | 499,995 |
| Cities Bombed During WWII | 0 | - | 4.08 | 30,035 |
| Countries by Percent WWII Deaths | 0 | - | 4.07 | 29,890 |
| WWII First Names | 0 | - | 4.44 | 41,674 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,276 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,266 |
| Countries with NO Military | 0 | - | 4.97 | 61,567 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,730 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,251 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,453 |
| Battle to Country | 0 | - | 4.91 | 52,887 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,153 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,744 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,470 |
| Name that Greek Letter | 0 | - | 4.93 | 322,494 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,681 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,460 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,274 |
| The Trojan War | 0 | - | 4.83 | 39,553 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,130 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,029 |
| The American Civil War | 0 | - | 4.62 | 52,271 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,269 |
| Roman Emperors | 0 | - | 4.95 | 119,204 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,822 |
| British History A-Z #1 | 0 | - | 4.45 | 46,291 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,365 |
| World Leaders of the Cold War | 0 | - | 4.27 | 25,198 |
| Famous Dictators #1 | 0 | - | 4.69 | 199,173 |
| Famous Battles Quiz | 0 | - | 4.21 | 48,913 |
| Name the War | 0 | - | 4.37 | 201,194 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,467 |
| Names for Warriors | 0 | - | 4.40 | 36,859 |
| English Royal Consorts | 0 | - | 4.37 | 37,265 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,291 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,126 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,308 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,651 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,113 |
| Empires by Maps | 0 | - | 4.98 | 119,270 |
| Popular Royal Names | 0 | - | 4.27 | 124,701 |
| Words for Leaders | 0 | - | 4.77 | 255,956 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,791 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,248 |
| First Names of Painters | 0 | - | 4.43 | 59,727 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,444 |
| Notable People of WWII | 0 | - | 4.53 | 85,470 |
| WWII Trivia #2 | 0 | - | 4.52 | 103,698 |
| World War I Quiz | 0 | - | 4.78 | 100,547 |
| WWI A-Z | 0 | - | 4.50 | 38,150 |
| Countries Invaded by the USSR | 0 | - | 4.29 | 93,767 |
| Communist Countries in History | 0 | - | 4.63 | 493,832 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,225 |
| Famous Generals - Non U.S. | 0 | - | 4.58 | 15,070 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,751 |
| German History A-Z | 0 | - | 4.49 | 24,509 |
| Countries with U.S. Troops | 0 | - | 4.38 | 131,853 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 51,340 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,934 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,753 |
| Metals of Antiquity | 0 | - | 4.94 | 93,115 |
| History of The Netherlands | 0 | - | 4.46 | 17,354 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,413 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,765 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,740 |
| UN Secretaries-General | 0 | - | 4.40 | 7,777 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,575 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,695 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,235 |
| WWII Trivia #1 | 0 | - | 4.36 | 177,127 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,621 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,780 |
| Roman Names for Places | 0 | - | 4.62 | 58,043 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,534 |
| Countries that Have Won the Most Battles | 0 | - | 4.02 | 39,445 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,134 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,015 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,038 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,892 |
| The Reign of Henry VIII | 0 | - | 4.25 | 27,666 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.30 | 24,460 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,386 |
| French History A-Z | 0 | - | 4.22 | 24,374 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 88,792 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,380 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,155 |
| NATO Countries | 0 | - | 4.98 | 277,965 |
| EU Countries Quiz | 0 | - | 4.99 | 271,510 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,949 |
| 7 Deadly Sins | 0 | - | 4.88 | 397,580 |
| Books of the Protestant Bible | 0 | - | 4.89 | 208,615 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,708 |
| Name a Valid Answer - British History | 0 | - | 4.57 | 15,108 |
| Influential Women in History | 0 | - | 4.42 | 35,292 |
| Cradles of Civilization | 0 | - | 4.46 | 39,366 |
| Former Flags | 0 | - | 4.97 | 107,152 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,074 |
| Materials From History #1 | 0 | - | 4.56 | 51,329 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,734 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,377 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 48,284 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,400 |
| Former Capitals | 0 | - | 4.88 | 71,271 |
| World War II Multiple Choice | 0 | - | 4.38 | 103,504 |
| Cold War Decoder | 0 | - | 4.83 | 52,109 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,736 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 145,512 |
| Famous Explorers | 0 | - | 4.58 | 36,049 |
| Famous Empires by Description | 0 | - | 4.73 | 118,154 |
| Answers by Time Period | 0 | - | 4.64 | 55,411 |
| People Who Died in Battle | 0 | - | 4.35 | 22,292 |
| Political Quotes | 0 | - | 4.17 | 19,843 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,134 |
| The Life of Alexander the Great | 0 | - | 4.49 | 18,452 |
| Military History A-Z | 0 | - | 4.20 | 21,093 |
| The Life of King David | 0 | - | 4.37 | 14,094 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,662 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,476 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,330 |
| Animals in British History | 0 | - | 4.44 | 25,930 |
| Kings of France Quiz | 0 | - | 4.20 | 32,625 |
| Branches of the U.S. Military | 0 | - | 4.40 | 24,249 |
| World Capitals in the Answer | 0 | - | 4.94 | 76,597 |
| Monarchies of Europe | 0 | - | 4.90 | 97,680 |
| Monarchies of Asia | 0 | - | 4.97 | 70,819 |
| Coldest World Capitals | 0 | - | 4.95 | 133,207 |
| World Currency Quiz | 0 | - | 4.92 | 300,406 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,883 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,706 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,455 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,695 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,079 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,989 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,809 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,420 |
| Richest Island Countries | 0 | - | 4.84 | 99,948 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,078 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,958 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,889 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 268,276 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 103,666 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,063 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,804 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,242 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,065 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,469 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,610 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,571 |
| Orthodox Countries | 0 | - | 4.92 | 130,894 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,771 |
| Buddhist Countries | 0 | - | 4.96 | 143,367 |
| The Sun Quiz | 0 | - | 4.93 | 34,330 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,093,674 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,780 |
| Capital Cities by Cartoon Riddles | 0 | - | 4.98 | 86,940 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,321 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,656 |
| Countries that Start with A | 0 | - | 4.98 | 2,153,483 |
| Countries that Start with B | 0 | - | 4.95 | 2,285,780 |
| Countries that Start with C | 0 | - | 4.96 | 1,815,052 |
| Countries that Start with D | 0 | - | 4.96 | 704,796 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,416 |
| Countries that Start with G | 0 | - | 4.97 | 1,496,938 |
| Countries that Start with H | 0 | - | 4.96 | 600,666 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,451 |
| Countries that Start with J | 0 | - | 4.98 | 598,688 |
| Countries that Start with K | 0 | - | 4.97 | 811,858 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,945 |
| Countries that Start with N | 0 | - | 4.93 | 1,112,906 |
| Countries that Start with P | 0 | - | 4.94 | 1,211,760 |
| Countries that Start with S | 0 | - | 4.98 | 1,748,691 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,512 |
| Countries that Start with U | 0 | - | 4.97 | 901,794 |
| Countries that Start with V | 0 | - | 4.98 | 607,018 |
| Countries that Start with F | 0 | - | 4.83 | 614,425 |
| Countries that Start with M | 0 | - | 4.97 | 1,376,733 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,169 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,607 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,669 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,268 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 335,391 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,863 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,843 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,749 |
