| Normandy D-Day Beaches | 0 | - | 4.82 | 36,528 |
| WWII Geography | 0 | - | 4.81 | 99,181 |
| WWII Figures by Picture | 0 | - | 4.88 | 40,111 |
| Territory Changes in World War I | 0 | - | 4.87 | 40,101 |
| Notable People of WWII | 0 | - | 4.52 | 79,939 |
| WWII Trivia #2 | 0 | - | 4.50 | 86,411 |
| WWI... or WWII? | 0 | - | 4.84 | 122,800 |
| Military History Vocabulary | 0 | - | 4.92 | 59,943 |
| WWII Trivia #1 | 0 | - | 4.36 | 161,484 |
| World War I Quiz | 0 | - | 4.79 | 92,132 |
| WWI A-Z | 0 | - | 4.47 | 35,288 |
| World War II Multiple Choice | 0 | - | 4.37 | 94,706 |
| Name a Valid Answer - World War II | 0 | - | 4.51 | 47,528 |
| WWII Movies | 0 | - | 4.18 | 25,642 |
| WWII A-Z #1 | 0 | - | 4.80 | 93,102 |
| WWII A-Z #2 | 0 | - | 4.48 | 49,874 |
| WWII Decoder | 0 | - | 4.43 | 48,721 |
| Invasions | 0 | - | 4.71 | 89,194 |
| Famous Battles Quiz | 0 | - | 4.25 | 46,612 |
| Name the War Quiz | 0 | - | 4.39 | 189,749 |
| Famous U.S. Generals | 0 | - | 4.25 | 36,940 |
| Names for Warriors | 0 | - | 4.40 | 34,524 |
| Countries with the Most Military Troops | 0 | - | 4.94 | 225,540 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 217,115 |
| Countries with NO Military | 0 | - | 4.96 | 49,152 |
| Top Arms Exporting Countries | 0 | - | 4.95 | 76,243 |
| Countries with the Most Tanks | 0 | - | 4.90 | 75,101 |
| Famous Generals - Non U.S. | 0 | - | 4.58 | 13,456 |
| Military History A-Z | 0 | - | 4.19 | 19,486 |
| Most Powerful Countries Bordering Each Other | 0 | - | 4.84 | 48,836 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 66,075 |
| "Second Best" History Edition | 0 | - | 4.94 | 46,052 |
| G7 Leaders Since 2003 | 0 | - | 4.46 | 38,398 |
| Famous Empires in History | 0 | - | 4.83 | 102,956 |
| People Who Died in Battle | 0 | - | 4.30 | 21,401 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.82 | 9,857 |
| Top Arms Importing Countries | 0 | - | 4.72 | 55,079 |
| World Leaders of the Cold War | 0 | - | 4.33 | 22,365 |
| Famous Dictators Quiz #1 | 0 | - | 4.75 | 183,051 |
| Art Works Picture Quiz #1 | 0 | - | 4.50 | 96,662 |
| Art Works Picture Quiz #2 | 0 | - | 4.46 | 86,212 |
| WWII for Dummies | 0 | - | 4.76 | 91,373 |
| Religions by Country of Origin Quiz | 0 | - | 4.29 | 72,545 |
| U.S. Military Acronyms | 0 | - | 4.38 | 86,428 |
| Historical Leaders by Date #1 | 0 | - | 4.50 | 28,213 |
| Historical Leaders by Date #2 | 0 | - | 4.54 | 27,114 |
| Historical Rulers #2 | 0 | - | 4.26 | 43,072 |
| Historical Rulers #1 | 0 | - | 4.32 | 111,237 |
| Former Countries by Territory Map | 0 | - | 4.97 | 85,461 |
| Empires by Maps | 0 | - | 4.98 | 93,897 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 101,645 |
| Hollywood Screen Legends Quiz | 0 | - | 4.02 | 33,667 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 46,234 |
| Countries with U.S. Troops | 0 | - | 4.39 | 125,312 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 48,059 |
| Major non-NATO U.S. Allies | 0 | - | 4.43 | 33,359 |
| 100 Most Common English Words | 0 | - | 4.90 | 1,166,987 |
| Google What's the Difference? - History | 0 | - | 4.21 | 43,396 |
| Metals of Antiquity | 0 | - | 4.93 | 85,250 |
| Popular Royal Names | 0 | - | 4.25 | 115,893 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 39,660 |
| History: What Came First? #1 | 0 | - | 4.82 | 90,820 |
| Famous Dictators Quiz #2 | 0 | - | 4.34 | 79,728 |
| Mythical Creatures Quiz #1 | 0 | - | 4.91 | 654,701 |
| Art Works Picture Quiz #3 | 0 | - | 4.39 | 41,167 |
| 1960s Decade Quiz #2 | 0 | - | 4.44 | 41,471 |
| Years in History #1 - Multiple Choice | 0 | - | 4.84 | 62,770 |
| Wives of King Henry VIII | 0 | - | 4.53 | 44,621 |
| Countries the UK Declared War On | 0 | - | 4.58 | 112,116 |
| Geography of the British Empire | 0 | - | 4.50 | 36,978 |
| Weapons by Picture | 0 | - | 4.06 | 19,087 |
| Most Common English Verbs - Extreme | 0 | - | 4.95 | 136,196 |
| Cradles of Civilization | 0 | - | 4.41 | 32,163 |
| History of The Netherlands | 0 | - | 4.42 | 15,733 |
| Materials From History #1 | 0 | - | 4.54 | 44,759 |
| UN Secretaries-General | 0 | - | 4.39 | 7,120 |
| First Names of Painters | 0 | - | 4.37 | 56,265 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 144,300 |
| 1960s Decade Quiz #1 | 0 | - | 4.38 | 47,202 |
| Biggest Nations and Empires Ever | 0 | - | 4.55 | 133,394 |
| Famous Explorers | 0 | - | 4.71 | 32,620 |
| Answers by Time Period | 0 | - | 4.49 | 42,561 |
| Territorial Accessions | 0 | - | 4.43 | 32,178 |
| Ancient Greek Trivia | 0 | - | 4.55 | 63,330 |
| Countries Italy Declared War On | 0 | - | 4.79 | 39,891 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 24,759 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.76 | 18,980 |
| Medieval English History | 0 | - | 4.52 | 40,763 |
| History of Germany Quiz | 0 | - | 4.35 | 40,104 |
| Most Important People in History | 0 | - | 3.97 | 46,299 |
| Fictional Military Characters Quiz | 0 | - | 4.23 | 18,878 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 123,791 |
| Countries with the Least Dense Road Networks | 0 | - | 4.82 | 38,093 |
| Monarchies of the World | 0 | - | 4.93 | 152,623 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 81,476 |
| Countries where the Sea Freezes | 0 | - | 4.91 | 81,143 |
| Largest Countries Without Deserts | 0 | - | 4.86 | 66,066 |
| Disney Animated Characters | 0 | - | 4.89 | 574,211 |
| All Disney Animated Movies | 0 | - | 4.82 | 384,905 |
| Countries by Number of Books Published | 0 | - | 4.95 | 63,509 |
| Fast Math - Addition | 0 | - | 4.82 | 478,008 |
| Fast Math - Double That Number! | 0 | - | 4.81 | 547,278 |
| NATO Countries Quiz | 0 | - | 4.98 | 224,995 |
| EU Countries Quiz | 0 | - | 4.99 | 227,453 |
| Top Five Countries by Religion | 0 | - | 4.90 | 141,584 |
| 7 Deadly Sins Quiz | 0 | - | 4.86 | 345,775 |
| Books of the Protestant Bible Quiz | 0 | - | 4.87 | 179,675 |
| Astronomy Quiz | 0 | - | 4.87 | 64,234 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 116,228 |
| Solar System Trivia | 0 | - | 4.95 | 38,353 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.89 | 57,716 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.88 | 91,201 |
| Countries that Start with a Vowel | 0 | - | 4.98 | 106,347 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 128,150 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.89 | 75,090 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 109,237 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 66,410 |
| Influential Women in History | 0 | - | 4.47 | 30,433 |
| Former Flags | 0 | - | 4.98 | 81,266 |
| Ancient Greece A-Z | 0 | - | 4.64 | 20,692 |
| Historical Events - AD or BC? | 0 | - | 4.74 | 51,990 |
| Materials From History #2 | 0 | - | 4.58 | 24,847 |
| States of the German Confederation in 1848 | 0 | - | 4.83 | 26,406 |
| Former Capitals Quiz | 0 | - | 4.81 | 57,973 |
| Warsaw Pact Countries | 0 | - | 4.84 | 80,092 |
| 20th Century Dates Quiz | 0 | - | 4.53 | 37,889 |
| Events in History #2 | 0 | - | 4.47 | 66,800 |
| Events in History #4 | 0 | - | 4.43 | 40,924 |
| Name a Valid Year in History | 0 | - | 4.92 | 52,736 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.18 | 46,479 |
| Assassinations in History Quiz | 0 | - | 4.17 | 63,063 |
| Famous Seconds Quiz | 0 | - | 4.21 | 44,559 |
| Ages and Eras Quiz | 0 | - | 4.35 | 64,421 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.21 | 38,312 |
| Titled People Quiz #1 | 0 | - | 4.14 | 43,849 |
| Titled People Quiz #3 | 0 | - | 4.33 | 41,303 |
| Job Titles Quiz #1 | 0 | - | 4.23 | 73,491 |
| Historical Blunders | 0 | - | 4.33 | 86,175 |
| This Day in History - April | 0 | - | 4.42 | 43,295 |
| This Day in History - July | 0 | - | 4.48 | 35,041 |
| This Day in History - August | 0 | - | 4.41 | 41,733 |
| This Day in History - September | 0 | - | 4.54 | 54,801 |
| This Day in History - October | 0 | - | 4.49 | 36,262 |
| This Day in History - January | 0 | - | 4.53 | 44,360 |
| This Day in History - February | 0 | - | 4.41 | 38,351 |
| This Day in History - March | 0 | - | 4.44 | 41,889 |
| The 7 Wonders of the Ancient World | 0 | - | 4.79 | 65,587 |
| Ancient Civilizations | 0 | - | 4.55 | 34,564 |
| Geography of Ancient Greece | 0 | - | 4.77 | 29,980 |
| 19th Century A-Z | 0 | - | 4.82 | 34,258 |
| 17th Century A-Z | 0 | - | 4.61 | 24,035 |
| Battle to Country | 0 | - | 4.92 | 35,248 |
| The Reign of Napoleon | 0 | - | 4.53 | 36,054 |
| The Places They Went #1 | 0 | - | 4.77 | 32,360 |
| Famous Inventors | 0 | - | 4.44 | 42,405 |
| French History Multiple Choice | 0 | - | 4.54 | 29,812 |
| History of Scotland | 0 | - | 4.49 | 19,615 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.14 | 940,299 |
| Branches of the U.S. Military | 0 | - | 4.39 | 21,048 |
| Monarchies Bordering Monarchies | 0 | - | 4.86 | 55,621 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 132,007 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.91 | 89,613 |
| Countries with the Tallest Buildings | 0 | - | 4.95 | 74,397 |
| Coldest Countries | 0 | - | 4.97 | 124,420 |
| Coldest World Capitals | 0 | - | 4.96 | 127,937 |
| Five Coldest Countries by Continent | 0 | - | 4.96 | 58,125 |
| Countries with the Least Precipitation | 0 | - | 4.89 | 67,966 |
| Capital Cities with the Least Precipitation | 0 | - | 4.90 | 27,374 |
| World Currency Quiz | 0 | - | 4.92 | 246,819 |
| Countries with the Most Billionaires | 0 | - | 4.94 | 280,413 |
| Countries with the Most Millionaires | 0 | - | 4.84 | 83,209 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 176,336 |
| Countries with the Most Exports | 0 | - | 4.96 | 122,878 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 41,090 |
| Top Crude Oil Producing Countries | 0 | - | 4.88 | 160,469 |
| Countries by Oil Consumption | 0 | - | 4.96 | 111,289 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 66,153 |
| Cities with the Biggest Economies | 0 | - | 4.92 | 118,325 |
| Largest Economies in 2050 | 0 | - | 4.90 | 99,424 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 238,550 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 87,981 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.85 | 65,722 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 221,853 |
| Majority Muslim Countries | 0 | - | 4.97 | 312,871 |
| Countries with the Most Muslims | 0 | - | 4.93 | 131,436 |
| Buddhist Countries | 0 | - | 4.96 | 130,596 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,006,671 |
| Country Logic Puzzle 4x4 – Sudoku style | 0 | - | 5.00 | 25,386 |
| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 42,548 |
| Countries that Start with A | 0 | - | 4.98 | 1,939,876 |
| Countries that Start with B | 0 | - | 4.95 | 2,078,462 |
| Countries that Start with C | 0 | - | 4.96 | 1,643,701 |
| Countries that Start with D | 0 | - | 4.96 | 591,334 |
| Countries that Start with E | 0 | - | 4.95 | 1,229,822 |
| Countries that Start with G | 0 | - | 4.97 | 1,349,118 |
| Countries that Start with H | 0 | - | 4.95 | 504,255 |
| Countries that Start with I | 0 | - | 4.92 | 1,159,704 |
| Countries that Start with J | 0 | - | 4.98 | 507,513 |
| Countries that Start with K | 0 | - | 4.96 | 711,273 |
| Countries that Start with L | 0 | - | 4.98 | 969,632 |
