| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,739 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,980 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,625 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,115 |
| Empires by Maps | 0 | - | 4.98 | 119,279 |
| First Names of Painters | 0 | - | 4.43 | 59,728 |
| WWII Figures by Picture | 0 | - | 4.89 | 63,707 |
| Former Flags | 0 | - | 4.97 | 107,156 |
| Years in History by Picture | 0 | - | 4.44 | 35,303 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 73,802 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,154 |
| Military History Vocabulary | 0 | - | 4.91 | 66,850 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 336,472 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,370 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,253 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,458 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,275 |
| Name that Historical Figure #2 | 0 | - | 4.41 | 283,597 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,125 |
| WWII Geography | 0 | - | 4.81 | 119,856 |
| Famous Battles Quiz | 0 | - | 4.21 | 48,914 |
| Name the War | 0 | - | 4.37 | 201,200 |
| Famous U.S. Generals | 0 | - | 4.27 | 38,467 |
| Names for Warriors | 0 | - | 4.40 | 36,860 |
| History by Picture - A | 0 | - | 4.25 | 45,636 |
| History by Picture - B | 0 | - | 4.40 | 48,775 |
| History by Picture - C | 0 | - | 4.36 | 54,287 |
| History by Picture - F | 0 | - | 4.35 | 37,750 |
| History by Picture - G | 0 | - | 4.40 | 42,011 |
| History by Picture - D | 0 | - | 4.29 | 44,168 |
| History by Picture - E | 0 | - | 4.27 | 43,790 |
| History by Picture - H | 0 | - | 4.37 | 36,681 |
| History by Picture - K | 0 | - | 4.35 | 33,236 |
| History by Picture - M | 0 | - | 4.17 | 36,032 |
| History by Picture - N | 0 | - | 4.40 | 41,128 |
| History by Picture - O | 0 | - | 4.39 | 36,189 |
| History by Picture - T | 0 | - | 4.20 | 33,208 |
| Famous Dictators #1 | 0 | - | 4.69 | 199,178 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,446 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,226 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,310,068 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,292 |
| Historical Leaders by Date #2 | 0 | - | 4.55 | 30,126 |
| Metals of Antiquity | 0 | - | 4.94 | 93,116 |
| Historical Rulers #2 | 0 | - | 4.26 | 47,309 |
| Historical Rulers #1 | 0 | - | 4.35 | 118,653 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,415 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,770 |
| World Leaders Quiz #1 | 0 | - | 4.11 | 109,793 |
| WWI... or WWII? | 0 | - | 4.85 | 141,378 |
| Women in History by Picture | 0 | - | 4.25 | 25,825 |
| Famous Generals - Non U.S. | 0 | - | 4.58 | 15,071 |
| History by Picture - I | 0 | - | 4.26 | 26,122 |
| History by Picture - J | 0 | - | 4.18 | 26,638 |
| History by Picture - L | 0 | - | 4.18 | 30,666 |
| History by Picture - P | 0 | - | 4.08 | 25,213 |
| History by Picture - Q | 0 | - | 4.03 | 22,002 |
| History by Picture - R | 0 | - | 4.13 | 26,753 |
| History by Picture - S | 0 | - | 4.14 | 27,695 |
| History by Picture - U | 0 | - | 4.24 | 25,026 |
| History by Picture - V | 0 | - | 4.30 | 25,002 |
| History by Picture - W | 0 | - | 4.01 | 21,564 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 70,020 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 238,590 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,575 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 92,878 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,097 |
| Countries by Road Signs | 0 | - | 4.98 | 53,396 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,239 |
| All Country Flags of the World | 0 | - | 5.00 | 3,628,657 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,386 |
| Influential Women in History | 0 | - | 4.42 | 35,294 |
| Google What's the Difference? - History | 0 | - | 4.20 | 46,122 |
| Cradles of Civilization | 0 | - | 4.46 | 39,367 |
| Popular Royal Names | 0 | - | 4.27 | 124,704 |
| Materials From History #1 | 0 | - | 4.56 | 51,329 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,378 |
| Famous Dictators #2 | 0 | - | 4.31 | 87,252 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,711 |
| Notable People of WWII | 0 | - | 4.53 | 85,473 |
| WWII Trivia #2 | 0 | - | 4.52 | 103,701 |
| World War I Quiz | 0 | - | 4.78 | 100,553 |
| WWI A-Z | 0 | - | 4.50 | 38,153 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 145,516 |
| Famous Explorers | 0 | - | 4.58 | 36,049 |
| Famous Empires by Description | 0 | - | 4.73 | 118,156 |
| Answers by Time Period | 0 | - | 4.64 | 55,412 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,531,026 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,089,666 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 731,288 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,669 |
| Formula One Teams by Logos | 0 | - | 4.49 | 97,996 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,754 |
| History of The Netherlands | 0 | - | 4.46 | 17,356 |
| World Leaders Quiz #2 | 0 | - | 4.00 | 35,742 |
| UN Secretaries-General | 0 | - | 4.40 | 7,778 |
| Benevolent Dictators and Enlightened Despots | 0 | - | 4.01 | 19,575 |
| 17th Century A-Z | 0 | - | 4.78 | 34,233 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,841 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,099 |
| Most Important People in History | 0 | - | 3.98 | 50,534 |
| Flags with Crescents | 0 | - | 4.98 | 168,382 |
| Country Flag Trivia | 0 | - | 4.81 | 56,369 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,944 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,886 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,495 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,816 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,697 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,358 |
| National Football Team Logos | 0 | - | 4.85 | 179,471 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 286,293 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 270,284 |
| Countries with NO Military | 0 | - | 4.97 | 61,574 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 88,847 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,383 |
| Countries with the Least Dense Road Networks | 0 | - | 4.81 | 41,424 |
| Monarchies of the World | 0 | - | 4.94 | 167,369 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,069 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,293 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,809 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,838 |
| Disney Animated Characters | 0 | - | 4.88 | 600,219 |
| People on Money by Country | 0 | - | 4.83 | 60,149 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,157 |
| Fast Math - Addition | 0 | - | 4.87 | 521,359 |
| NATO Countries | 0 | - | 4.98 | 277,989 |
| EU Countries Quiz | 0 | - | 4.99 | 271,538 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,958 |
| 7 Deadly Sins | 0 | - | 4.88 | 397,599 |
| Books of the Protestant Bible | 0 | - | 4.89 | 208,620 |
| Majority Muslim Countries | 0 | - | 4.98 | 371,726 |
| Astronomy Quiz | 0 | - | 4.90 | 82,103 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 136,381 |
| Solar System Trivia | 0 | - | 4.93 | 46,317 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 65,371 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,021 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 129,377 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 166,486 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 87,059 |
| Countries By Wikipedia Word Clouds | 0 | - | 4.83 | 39,352 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 116,999 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,340 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,412 |
| Materials From History #2 | 0 | - | 4.59 | 31,393 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,735 |
| WWII Trivia #1 | 0 | - | 4.36 | 177,130 |
| WWII A-Z #1 | 0 | - | 4.80 | 102,667 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,485 |
| WWII Decoder | 0 | - | 4.41 | 53,337 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,117 |
| Cold War Decoder | 0 | - | 4.83 | 52,109 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,355 |
| Events in History #2 | 0 | - | 4.49 | 71,553 |
| Events in History #4 | 0 | - | 4.44 | 44,196 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,742 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 48,897 |
| Assassinations in History | 0 | - | 4.21 | 66,083 |
| Famous Seconds | 0 | - | 4.22 | 46,491 |
| Ages and Eras | 0 | - | 4.38 | 67,580 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,443 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,705 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,104 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 75,899 |
| Female Historical Figures | 0 | - | 4.27 | 33,177 |
| Historical Blunders | 0 | - | 4.34 | 91,805 |
| People Who Died in Battle | 0 | - | 4.35 | 22,292 |
| Territorial Accessions | 0 | - | 4.39 | 34,705 |
| People Known as "The Great" | 0 | - | 4.46 | 24,589 |
| This Day in History - July | 0 | - | 4.49 | 36,413 |
| This Day in History - August | 0 | - | 4.42 | 43,305 |
| This Day in History - September | 0 | - | 4.55 | 57,344 |
| This Day in History - October | 0 | - | 4.49 | 37,582 |
| This Day in History - January | 0 | - | 4.50 | 46,633 |
| This Day in History - March | 0 | - | 4.45 | 43,585 |
| Ancient Civilizations | 0 | - | 4.64 | 37,836 |
| The Places They Went #1 | 0 | - | 4.74 | 33,474 |
| Famous Inventors | 0 | - | 4.43 | 43,494 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,666 |
| European History for Dummies | 0 | - | 4.83 | 89,562 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.09 | 1,012,207 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,767 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,056 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,042 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,261 |
| Flags of Asia Quiz | 0 | - | 4.99 | 608,956 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,218 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,725 |
| Flags of North and South America | 0 | - | 4.99 | 370,019 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,789 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,138 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,637 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,778 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,535 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,295 |
| Flags to Languages | 0 | - | 4.95 | 172,983 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,279 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,866 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,181 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,945 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,639 |
