| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,162 |
| Nicknames in World History | 0 | - | 4.74 | 37,560 |
| "Second Best" History Edition | 0 | - | 4.94 | 62,270 |
| Quotes from Historical Figures #1 | 0 | - | 4.50 | 87,258 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 112,160 |
| U.S. Celebrity Gossip by Year, 1991–2009 | 0 | - | 3.75 | 38,147 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,017 |
| Empires by Maps | 0 | - | 4.98 | 119,137 |
| Ultimate 20th Century History Quiz | 0 | - | 4.86 | 53,406 |
| Historical Middle Names | 0 | - | 4.16 | 35,541 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,362 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 228,878 |
| The 7 Wonders of the Ancient World | 0 | - | 4.85 | 82,195 |
| First Names of Explorers Quiz | 0 | - | 4.43 | 18,312 |
| Mythical Lands | 0 | - | 4.26 | 85,234 |
| Saint in the Answers | 0 | - | 4.10 | 44,208 |
| First Name + Initial Quiz | 0 | - | 4.03 | 52,784 |
| Nicknames in U.S. History | 0 | - | 4.25 | 31,640 |
| Historical Figures Known by a Single Name #1 | 0 | - | 4.31 | 84,761 |
| Quotes from Historical Figures #2 | 0 | - | 4.36 | 42,588 |
| Ben Franklin Quotes | 0 | - | 4.45 | 25,760 |
| Famous Speeches from History | 0 | - | 4.16 | 33,563 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 485,626 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,098 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,742 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,044 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,090 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,389 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,407 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,186 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,873 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,988 |
| Metals of Antiquity | 0 | - | 4.94 | 93,089 |
| Popular Royal Names | 0 | - | 4.27 | 124,663 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,377 |
| History: What Came First? #1 | 0 | - | 4.87 | 104,477 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 705,416 |
| First Names of Painters | 0 | - | 4.43 | 59,707 |
| 1950s Decade Quiz | 0 | - | 4.41 | 48,986 |
| 1960s Decade Quiz #2 | 0 | - | 4.45 | 44,588 |
| Historical Middle Names - U.S. | 0 | - | 3.83 | 60,918 |
| Famous Mottos | 0 | - | 3.46 | 48,548 |
| Years in History #1 - Multiple Choice | 0 | - | 4.85 | 69,814 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,600,455 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,519 |
| Random Cities by Clue | 0 | - | 4.53 | 42,633 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,718 |
| Influential Women in History | 0 | - | 4.42 | 35,254 |
| Cradles of Civilization | 0 | - | 4.46 | 39,330 |
| Materials From History #1 | 0 | - | 4.56 | 51,294 |
| Historical Countries by Ruler | 0 | - | 4.48 | 48,338 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 145,459 |
| Famous Explorers | 0 | - | 4.58 | 36,039 |
| Famous Empires by Description | 0 | - | 4.73 | 118,117 |
| Answers by Time Period | 0 | - | 4.63 | 55,389 |
| Historical Misquotes | 0 | - | 4.39 | 26,637 |
| NBA Basketball by Year, 1970–1999 | 0 | - | 4.28 | 44,842 |
| NBA Basketball by Year, 2000–Present | 0 | - | 4.33 | 60,455 |
| 17th Century A-Z | 0 | - | 4.78 | 34,222 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,814 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,053 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,093,089 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,136 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 116,963 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,696 |
| 7 Deadly Sins | 0 | - | 4.88 | 397,224 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,492 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,007 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,242 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,508 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 447,718 |
| Countries with Four Letters | 0 | - | 4.99 | 419,921 |
| Random Symbol to Element | 0 | - | 4.88 | 92,458 |
| Random Capital to Country | 0 | - | 4.99 | 2,582,884 |
| Random Country to Capital | 0 | - | 4.98 | 914,255 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,711 |
| Name a Valid World City | 0 | - | 4.83 | 70,467 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 68,492 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,702 |
| Former Flags | 0 | - | 4.97 | 107,066 |
| Years in History by Picture | 0 | - | 4.44 | 35,267 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,320 |
| Materials From History #2 | 0 | - | 4.59 | 31,366 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,708 |
| WWII First Names | 0 | - | 4.44 | 41,660 |
| 1960s Decade Quiz #1 | 0 | - | 4.40 | 49,779 |
| Cold War Decoder | 0 | - | 4.83 | 52,088 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,352 |
| Events in History #2 | 0 | - | 4.49 | 71,530 |
| Events in History #4 | 0 | - | 4.44 | 44,177 |
| Name a Valid Year in History | 0 | - | 4.93 | 66,682 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 48,886 |
| Assassinations in History | 0 | - | 4.21 | 66,064 |
| Famous Seconds | 0 | - | 4.22 | 46,472 |
| Ages and Eras | 0 | - | 4.38 | 67,564 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,434 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,688 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,097 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 75,890 |
| Female Historical Figures | 0 | - | 4.27 | 33,164 |
| Historical Blunders | 0 | - | 4.34 | 91,789 |
| Territorial Accessions | 0 | - | 4.39 | 34,696 |
| People Known as "The Great" | 0 | - | 4.46 | 24,580 |
| This Day in History - July | 0 | - | 4.49 | 36,403 |
| This Day in History - August | 0 | - | 4.42 | 43,296 |
| This Day in History - September | 0 | - | 4.55 | 57,333 |
| This Day in History - October | 0 | - | 4.49 | 37,578 |
| This Day in History - January | 0 | - | 4.50 | 46,628 |
| This Day in History - March | 0 | - | 4.45 | 43,579 |
| Ancient Civilizations | 0 | - | 4.64 | 37,825 |
| The Places They Went #1 | 0 | - | 4.74 | 33,467 |
| Famous Inventors | 0 | - | 4.43 | 43,487 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,636 |
| European History for Dummies | 0 | - | 4.83 | 89,533 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.09 | 1,011,980 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 715,259 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,093,180 |
| Islands by Country #1 | 0 | - | 4.87 | 174,747 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,123 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,472 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,464 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,240 |
| Countries by Emojis | 0 | - | 4.99 | 237,568 |
| Countries with Shortest Maximum Distances to the Ocean | 0 | - | 4.13 | 30,898 |
| MLS Soccer Teams | 0 | - | 4.23 | 84,209 |
| UK General Knowledge Multiple Choice #3 | 0 | - | 4.53 | 18,057 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,802 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,919 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,367 |
| Country Chain | 0 | - | 4.96 | 216,293 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 214,693 |
| Capital Cities Chain | 0 | - | 4.84 | 82,165 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,276 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,239 |
| Name a Valid Country #3 | 0 | - | 4.99 | 261,152 |
| Name a Valid Country #1 | 0 | - | 4.99 | 286,132 |
| Name a Valid Country #2 | 0 | - | 4.98 | 248,299 |
| Name a Valid Country #4 | 0 | - | 4.97 | 253,436 |
| Name a Valid Country #5 | 0 | - | 4.99 | 202,289 |
| Name a Valid Country #6 | 0 | - | 4.94 | 127,852 |
| Name a Valid Country #7 | 0 | - | 4.91 | 127,790 |
| Name a Valid Country #8 | 0 | - | 4.85 | 97,197 |
| Random Name a Valid Bordering Country | 0 | - | 4.99 | 74,730 |
| Name a Valid Country #10 | 0 | - | 4.93 | 42,060 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,302 |
| The 2nd Millennium BC | 0 | - | 4.64 | 20,740 |
| Body Parts in History and Culture | 0 | - | 4.42 | 35,190 |
| History Analogies #1 | 0 | - | 4.53 | 89,840 |
| History Analogies #2 | 0 | - | 4.49 | 77,069 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 152,295 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,039 |
| Current Events by Year, 1930–1949 | 0 | - | 4.48 | 51,976 |
| History Analogies #3 | 0 | - | 4.61 | 80,515 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,268 |
| Which Came First? | 0 | - | 4.37 | 74,514 |
| Random History by Country | 0 | - | 4.53 | 34,721 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 61,679 |
| Animals in World History | 0 | - | 4.74 | 44,322 |
| People - Real or Fictional? | 0 | - | 4.56 | 58,603 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,442 |
| History True or False #3 | 0 | - | 4.43 | 56,084 |
| Five Most Guessed World Leaders by Country | 0 | - | 4.20 | 48,215 |
| A to Z: Legendary Creatures | 0 | - | 4.26 | 52,862 |
| Normandy D-Day Beaches | 0 | - | 4.83 | 40,227 |
| Territory Changes in World War I | 0 | - | 4.87 | 46,407 |
| Cold War Trivia #1 | 0 | - | 4.41 | 57,084 |
| Events in History #3 | 0 | - | 4.40 | 71,533 |
| Events in History #1 | 0 | - | 4.34 | 157,441 |
| Events in Ancient History | 0 | - | 4.50 | 35,811 |
| People Who Died Young #1 | 0 | - | 4.24 | 63,593 |
| Deaths by Date and Cause #1 | 0 | - | 4.38 | 95,012 |
| Deaths by Date and Cause #2 | 0 | - | 4.15 | 67,596 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 73,759 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,113 |
| Political Quotes | 0 | - | 4.17 | 19,836 |
| This Day in History - April | 0 | - | 4.40 | 44,418 |
| This Day in History - May | 0 | - | 4.33 | 48,289 |
| This Day in History - June | 0 | - | 4.36 | 33,459 |
| This Day in History - November | 0 | - | 4.24 | 33,562 |
| This Day in History - December | 0 | - | 4.32 | 40,481 |
| This Day in History - February | 0 | - | 4.38 | 39,733 |
| The 19th Century | 0 | - | 4.53 | 67,955 |
| The 18th Century | 0 | - | 4.52 | 53,171 |
| The 16th Century | 0 | - | 4.77 | 58,782 |
| The 9th and 10th Century | 0 | - | 4.54 | 37,582 |
| The 21st Century | 0 | - | 4.48 | 105,526 |
| Military History Vocabulary | 0 | - | 4.91 | 66,812 |
| History Multiple Choice #1 | 0 | - | 4.46 | 81,648 |
| Years in History #2 - Multiple Choice | 0 | - | 4.43 | 41,474 |
| History Multiple Choice #2 | 0 | - | 4.43 | 49,873 |
| History Multiple Choice #3 | 0 | - | 4.45 | 48,600 |
| History Multiple Choice #5 | 0 | - | 4.49 | 32,329 |
| Three Real and One Fake - World History | 0 | - | 4.44 | 38,255 |
| Dark Ages History | 0 | - | 4.42 | 32,702 |
| 30 Historical People You Probably Don't Know | 0 | - | 4.36 | 60,890 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 336,291 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,280 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,626 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,646 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,092 |
