| Normandy D-Day Beaches | 0 | - | 4.82 | 36,272 |
| WWII Figures by Picture | 0 | - | 4.87 | 39,358 |
| Territory Changes in World War I | 0 | - | 4.87 | 39,720 |
| Notable People of WWII | 0 | - | 4.52 | 79,583 |
| WWII Trivia #2 | 0 | - | 4.50 | 85,497 |
| WWI... or WWII? | 0 | - | 4.84 | 121,380 |
| WWII Geography | 0 | - | 4.80 | 98,283 |
| WWII A-Z #1 | 0 | - | 4.81 | 92,387 |
| Military History Vocabulary | 0 | - | 4.92 | 59,476 |
| WWII Trivia #1 | 0 | - | 4.36 | 160,391 |
| World War I Quiz | 0 | - | 4.77 | 91,640 |
| WWI A-Z | 0 | - | 4.47 | 35,055 |
| World War II Multiple Choice | 0 | - | 4.37 | 94,176 |
| Name a Valid Answer - World War II | 0 | - | 4.51 | 46,997 |
| WWII Movies | 0 | - | 4.18 | 25,562 |
| WWII A-Z #2 | 0 | - | 4.48 | 49,550 |
| WWII Decoder | 0 | - | 4.43 | 48,399 |
| Invasions | 0 | - | 4.70 | 88,656 |
| Famous Battles Quiz | 0 | - | 4.24 | 46,495 |
| Name the War Quiz | 0 | - | 4.39 | 188,977 |
| Famous U.S. Generals | 0 | - | 4.24 | 36,866 |
| Names for Warriors | 0 | - | 4.39 | 34,425 |
| Countries with the Most Military Troops | 0 | - | 4.94 | 223,864 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 215,610 |
| Countries with NO Military | 0 | - | 4.96 | 48,465 |
| Top Arms Exporting Countries | 0 | - | 4.95 | 75,673 |
| Countries with the Most Tanks | 0 | - | 4.89 | 74,576 |
| Famous Generals - Non U.S. | 0 | - | 4.58 | 13,378 |
| Military History A-Z | 0 | - | 4.19 | 19,376 |
| Most Powerful Countries Bordering Each Other | 0 | - | 4.82 | 48,324 |
| Time Magazine Person of the Year | 0 | - | 4.52 | 65,552 |
| "Second Best" History Edition | 0 | - | 4.94 | 45,158 |
| G7 Leaders Since 2003 | 0 | - | 4.46 | 38,119 |
| Famous Empires in History | 0 | - | 4.82 | 101,764 |
| People Who Died in Battle | 0 | - | 4.30 | 21,352 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.82 | 9,597 |
| Top Arms Importing Countries | 0 | - | 4.72 | 54,617 |
| World Leaders of the Cold War | 0 | - | 4.33 | 22,200 |
| Famous Dictators Quiz #1 | 0 | - | 4.75 | 182,117 |
| Art Works Picture Quiz #1 | 0 | - | 4.49 | 96,264 |
| Art Works Picture Quiz #2 | 0 | - | 4.45 | 85,772 |
| WWII for Dummies | 0 | - | 4.76 | 90,252 |
| Religions by Country of Origin Quiz | 0 | - | 4.28 | 72,229 |
| U.S. Military Acronyms | 0 | - | 4.38 | 86,167 |
| Historical Leaders by Date #1 | 0 | - | 4.49 | 28,070 |
| Historical Leaders by Date #2 | 0 | - | 4.53 | 26,966 |
| Historical Rulers #2 | 0 | - | 4.24 | 42,816 |
| Historical Rulers #1 | 0 | - | 4.33 | 110,759 |
| Former Countries by Territory Map | 0 | - | 4.96 | 84,631 |
| Empires by Maps | 0 | - | 4.98 | 92,398 |
| World Leaders Quiz #1 | 0 | - | 4.12 | 101,164 |
| Hollywood Screen Legends Quiz | 0 | - | 4.02 | 33,481 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 45,664 |
| Countries with U.S. Troops | 0 | - | 4.39 | 124,796 |
| Countries With the Largest Air Forces | 0 | - | 4.47 | 47,841 |
| Major non-NATO U.S. Allies | 0 | - | 4.43 | 33,114 |
| 100 Most Common English Words | 0 | - | 4.91 | 1,156,901 |
| Google What's the Difference? - History | 0 | - | 4.21 | 42,914 |
| Metals of Antiquity | 0 | - | 4.94 | 84,726 |
| Popular Royal Names | 0 | - | 4.25 | 115,411 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 39,289 |
| History: What Came First? #1 | 0 | - | 4.85 | 90,036 |
| Famous Dictators Quiz #2 | 0 | - | 4.34 | 79,395 |
| Mythical Creatures Quiz #1 | 0 | - | 4.91 | 651,215 |
| Art Works Picture Quiz #3 | 0 | - | 4.38 | 40,926 |
| 1960s Decade Quiz #2 | 0 | - | 4.44 | 41,159 |
| Years in History #1 - Multiple Choice | 0 | - | 4.83 | 62,348 |
| Wives of King Henry VIII | 0 | - | 4.53 | 44,463 |
| Countries the UK Declared War On | 0 | - | 4.57 | 110,840 |
| Weapons by Picture | 0 | - | 4.06 | 18,997 |
| Most Common English Verbs - Extreme | 0 | - | 4.95 | 134,783 |
| Cradles of Civilization | 0 | - | 4.41 | 31,717 |
| History of The Netherlands | 0 | - | 4.42 | 15,628 |
| Materials From History #1 | 0 | - | 4.57 | 34,322 |
| UN Secretaries-General | 0 | - | 4.39 | 7,100 |
| First Names of Painters | 0 | - | 4.37 | 56,060 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 143,252 |
| 1960s Decade Quiz #1 | 0 | - | 4.38 | 46,946 |
| Biggest Nations and Empires Ever | 0 | - | 4.55 | 132,489 |
| Famous Explorers | 0 | - | 4.70 | 32,425 |
| Answers by Time Period | 0 | - | 4.49 | 42,308 |
| Territorial Accessions | 0 | - | 4.44 | 32,040 |
| Ancient Greek Trivia | 0 | - | 4.56 | 63,086 |
| Countries Italy Declared War On | 0 | - | 4.79 | 39,641 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 24,718 |
| Geography of the British Empire | 0 | - | 4.49 | 28,030 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.76 | 18,899 |
| Medieval English History | 0 | - | 4.52 | 40,534 |
| History of Germany Quiz | 0 | - | 4.35 | 39,955 |
| Most Important People in History | 0 | - | 3.98 | 46,049 |
| Fictional Military Characters Quiz | 0 | - | 4.23 | 18,846 |
| Countries with the Most Elite Universities | 0 | - | 4.93 | 98,197 |
| Monarchies of the World | 0 | - | 4.93 | 152,061 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 80,987 |
| Countries where the Sea Freezes | 0 | - | 4.91 | 80,621 |
| Largest Countries Without Deserts | 0 | - | 4.85 | 65,536 |
| Disney Animated Characters | 0 | - | 4.88 | 572,259 |
| All Disney Animated Movies | 0 | - | 4.84 | 381,805 |
| Countries by Number of Books Published | 0 | - | 4.95 | 62,821 |
| Fast Math - Addition | 0 | - | 4.82 | 474,784 |
| Fast Math - Double That Number! | 0 | - | 4.81 | 543,851 |
| NATO Countries Quiz | 0 | - | 4.98 | 223,264 |
| EU Countries Quiz | 0 | - | 4.99 | 225,793 |
| Top Five Countries by Religion | 0 | - | 4.90 | 139,512 |
| 7 Deadly Sins Quiz | 0 | - | 4.86 | 343,745 |
| Books of the Protestant Bible Quiz | 0 | - | 4.87 | 177,987 |
| Astronomy Quiz | 0 | - | 4.87 | 63,702 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 114,828 |
| Solar System Trivia | 0 | - | 4.95 | 37,889 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.90 | 57,225 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.87 | 90,481 |
| Countries that Start with a Vowel | 0 | - | 4.98 | 104,915 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 127,261 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.88 | 74,335 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 108,740 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 66,243 |
| Influential Women in History | 0 | - | 4.46 | 30,294 |
| Former Flags | 0 | - | 4.98 | 80,553 |
| Ancient Greece A-Z | 0 | - | 4.63 | 20,512 |
| Historical Events - AD or BC? | 0 | - | 4.75 | 51,684 |
| Materials From History #2 | 0 | - | 4.56 | 23,928 |
| States of the German Confederation in 1848 | 0 | - | 4.83 | 26,037 |
| Words for Leaders | 0 | - | 4.81 | 213,860 |
| Warsaw Pact Countries | 0 | - | 4.85 | 79,765 |
| 20th Century Dates Quiz | 0 | - | 4.52 | 37,796 |
| Events in History #2 | 0 | - | 4.47 | 66,409 |
| Events in History #4 | 0 | - | 4.43 | 40,669 |
| Name a Valid Year in History | 0 | - | 4.92 | 51,664 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.17 | 46,320 |
| Assassinations in History Quiz | 0 | - | 4.15 | 62,896 |
| Famous Seconds Quiz | 0 | - | 4.21 | 44,496 |
| Ages and Eras Quiz | 0 | - | 4.33 | 64,258 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.21 | 38,266 |
| Titled People Quiz #1 | 0 | - | 4.13 | 43,777 |
| Titled People Quiz #3 | 0 | - | 4.32 | 41,214 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 73,357 |
| Historical Blunders | 0 | - | 4.32 | 85,876 |
| This Day in History - April | 0 | - | 4.42 | 43,200 |
| This Day in History - July | 0 | - | 4.48 | 34,937 |
| This Day in History - August | 0 | - | 4.41 | 41,612 |
| This Day in History - September | 0 | - | 4.54 | 54,580 |
| This Day in History - October | 0 | - | 4.49 | 36,168 |
| This Day in History - January | 0 | - | 4.53 | 44,176 |
| This Day in History - February | 0 | - | 4.41 | 38,245 |
| This Day in History - March | 0 | - | 4.44 | 41,747 |
| The 7 Wonders of the Ancient World | 0 | - | 4.79 | 65,487 |
| Ancient Civilizations | 0 | - | 4.55 | 34,405 |
| Geography of Ancient Greece | 0 | - | 4.76 | 29,586 |
| 19th Century A-Z | 0 | - | 4.82 | 33,995 |
| 17th Century A-Z | 0 | - | 4.62 | 23,900 |
| Battle to Country | 0 | - | 4.92 | 34,746 |
| The Reign of Napoleon | 0 | - | 4.53 | 35,895 |
| The Places They Went #1 | 0 | - | 4.76 | 32,280 |
| Famous Inventors | 0 | - | 4.44 | 42,335 |
| French History Multiple Choice | 0 | - | 4.54 | 29,553 |
| History of Scotland | 0 | - | 4.49 | 19,506 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.14 | 933,747 |
| Branches of the U.S. Military | 0 | - | 4.39 | 20,807 |
| Monarchies Bordering Monarchies | 0 | - | 4.86 | 55,387 |
| Countries with the Most Skyscrapers | 0 | - | 4.93 | 130,689 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.91 | 89,149 |
| Countries with the Tallest Buildings | 0 | - | 4.95 | 73,860 |
| Coldest Countries | 0 | - | 4.97 | 123,679 |
| Coldest World Capitals | 0 | - | 4.96 | 127,677 |
| Five Coldest Countries by Continent | 0 | - | 4.97 | 57,767 |
| Countries with the Least Precipitation | 0 | - | 4.89 | 67,617 |
| Capital Cities with the Least Precipitation | 0 | - | 4.91 | 27,293 |
| World Currency Quiz | 0 | - | 4.92 | 244,800 |
| Countries with the Most Billionaires | 0 | - | 4.94 | 278,472 |
| Countries with the Most Millionaires | 0 | - | 4.83 | 81,935 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 160,221 |
| Countries with the Most Exports | 0 | - | 4.96 | 121,880 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 40,392 |
| Top Crude Oil Producing Countries | 0 | - | 4.86 | 155,331 |
| Countries by Oil Consumption | 0 | - | 4.96 | 110,420 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 65,604 |
| Cities with the Biggest Economies | 0 | - | 4.92 | 117,397 |
| Largest Economies in 2050 | 0 | - | 4.90 | 98,154 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 236,710 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.94 | 71,397 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.86 | 60,013 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 220,418 |
| Majority Muslim Countries | 0 | - | 4.97 | 311,400 |
| Countries with the Most Muslims | 0 | - | 4.92 | 130,561 |
| Buddhist Countries | 0 | - | 4.96 | 130,030 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,001,669 |
| Country Logic Puzzle 4x4 – Sudoku style | 0 | - | 5.00 | 25,197 |
| Countries Hidden in a Letter #1 | 0 | - | 5.00 | 42,220 |
| Countries that Start with A | 0 | - | 4.98 | 1,924,614 |
| Countries that Start with B | 0 | - | 4.96 | 2,063,258 |
| Countries that Start with C | 0 | - | 4.96 | 1,630,872 |
| Countries that Start with D | 0 | - | 4.96 | 583,065 |
| Countries that Start with E | 0 | - | 4.95 | 1,219,488 |
| Countries that Start with G | 0 | - | 4.97 | 1,338,853 |
| Countries that Start with H | 0 | - | 4.95 | 497,159 |
| Countries that Start with I | 0 | - | 4.92 | 1,150,584 |
| Countries that Start with J | 0 | - | 4.98 | 500,825 |
| Countries that Start with K | 0 | - | 4.97 | 703,397 |
| Countries that Start with L | 0 | - | 4.98 | 961,438 |
| Countries that Start with N | 0 | - | 4.92 | 987,849 |
