| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 492,214 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 716,231 |
| 1960s Decade Quiz #2 | 0 | - | 4.45 | 45,578 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,618 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,439,780 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 131,802 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.07 | 259,809 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 145,271 |
| 1960s Catchphrases | 0 | - | 4.14 | 105,122 |
| 1960s Decade Quiz #1 | 0 | - | 4.40 | 50,756 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 174,065 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 149,943 |
| Countries that Produce the Most Wine | 0 | - | 4.87 | 192,378 |
| "Second Best" History Edition | 0 | - | 4.94 | 64,305 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 114,343 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,058 |
| Empires by Maps | 0 | - | 4.98 | 122,307 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,189 |
| The 7 Wonders of the Ancient World | 0 | - | 4.86 | 82,641 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 440,034 |
| Brand Logos Quiz #2 | 0 | - | 4.70 | 1,698,911 |
| Brand Logos Quiz #4 | 0 | - | 4.45 | 1,018,267 |
| Countries by Alcohol Consumption | 0 | - | 4.43 | 206,104 |
| Top 10 Countries in Beer Production per Capita | 0 | - | 4.67 | 65,246 |
| Metals of Antiquity | 0 | - | 4.95 | 93,976 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,180 |
| History: What Came First? #1 | 0 | - | 4.87 | 106,053 |
| History - Did They Have It? | 0 | - | 4.85 | 62,285 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,774 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 710,365 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,988 |
| 1950s Decade Quiz | 0 | - | 4.42 | 49,765 |
| 17th Century A-Z | 0 | - | 4.78 | 34,770 |
| 1970s Decade Quiz | 0 | - | 4.23 | 60,984 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,670 |
| Countries as U.S. First Names | 0 | - | 4.31 | 78,506 |
| Signs of the Zodiac Quiz | 0 | - | 4.46 | 227,856 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 140,117 |
| Name the Constellations | 0 | - | 4.63 | 48,317 |
| Brand Logos Quiz #5 | 0 | - | 4.37 | 1,070,123 |
| Brand Logos Quiz #6 | 0 | - | 4.30 | 788,712 |
| Brand Logos Quiz #3 | 0 | - | 4.32 | 1,231,358 |
| Brand Logos Quiz #8 | 0 | - | 4.36 | 534,185 |
| Brand Logos Quiz #7 | 0 | - | 4.37 | 613,103 |
| Random Brand Logos | 0 | - | 4.45 | 404,963 |
| Drinks by Country | 0 | - | 4.30 | 59,522 |
| Beers by Country | 0 | - | 4.45 | 97,701 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,906 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,270 |
| Influential Women in History | 0 | - | 4.43 | 36,527 |
| Cradles of Civilization | 0 | - | 4.46 | 40,511 |
| Former Flags | 0 | - | 4.97 | 108,687 |
| Materials From History #1 | 0 | - | 4.56 | 52,095 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,485 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,307 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 53,866 |
| All World Leaders 2026 | 0 | - | 4.95 | 21,069 |
| Cold War Decoder | 0 | - | 4.83 | 52,674 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,998 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,700 |
| Famous Explorers | 0 | - | 4.58 | 36,391 |
| Famous Empires by Description | 0 | - | 4.74 | 119,017 |
| Answers by Time Period | 0 | - | 4.64 | 55,905 |
| Coups d'Etat - Name the Country | 0 | - | 4.43 | 42,048 |
| 2016 News Stories - Name the Country | 0 | - | 4.45 | 23,483 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 25,296 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,283 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,752 |
| All Modern-Day Countries Ever Controlled by the British | 0 | - | 4.81 | 50,225 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,690 |
| European History for Dummies | 0 | - | 4.83 | 90,424 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 61,116 |
| British History Quiz for Dummies | 0 | - | 4.70 | 79,099 |
| Soft Drink Brand Logos | 0 | - | 4.24 | 176,295 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 63,215 |
| Highest Grossing Superhero Movies | 0 | - | 4.37 | 167,469 |
| Superhero Nicknames | 0 | - | 4.21 | 61,853 |
| MCU Actors by Picture | 0 | - | 4.45 | 84,931 |
| Marketing Slogans for Animals | 0 | - | 4.48 | 29,379 |
| American Corporate Slogans #1 | 0 | - | 4.06 | 65,467 |
| American Corporate Slogans #2 | 0 | - | 4.06 | 59,776 |
| Brand-Name Animals | 0 | - | 4.16 | 74,694 |
| Top 15 Countries in Wine Production per Capita | 0 | - | 4.74 | 65,160 |
| Actors Known by Three Names | 0 | - | 4.15 | 104,989 |
| Fads of the 1970s | 0 | - | 4.19 | 28,449 |
| Countries by Emojis | 0 | - | 4.99 | 242,635 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,405 |
| Name a Valid Answer - British History | 0 | - | 4.57 | 15,245 |
| U.S. Celebrity Gossip by Year, 1991–2009 | 0 | - | 3.75 | 38,238 |
| Years in History by Picture | 0 | - | 4.45 | 35,887 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,870 |
| Materials From History #2 | 0 | - | 4.59 | 31,618 |
| First Names of Recent World Leaders | 0 | - | 4.25 | 25,168 |
| Normandy D-Day Beaches | 0 | - | 4.84 | 40,748 |
| Territory Changes in World War I | 0 | - | 4.88 | 47,279 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,501 |
| Events in History #2 | 0 | - | 4.49 | 71,997 |
| Events in History #3 | 0 | - | 4.41 | 71,924 |
| Events in History #4 | 0 | - | 4.44 | 44,502 |
| Infamous Criminals - Mostly U.S. | 0 | - | 4.21 | 49,182 |
| Assassinations in History | 0 | - | 4.21 | 66,447 |
| Famous Founders in the U.S. | 0 | - | 4.02 | 34,802 |
| Famous Seconds | 0 | - | 4.22 | 46,882 |
| Ages and Eras | 0 | - | 4.39 | 67,952 |
| Celebrity Knights of the United Kingdom | 0 | - | 4.23 | 39,578 |
| Titled People Quiz #1 | 0 | - | 4.11 | 45,930 |
| Titled People Quiz #3 | 0 | - | 4.34 | 43,315 |
| Job Titles Quiz #1 | 0 | - | 4.22 | 76,156 |
| Female Historical Figures | 0 | - | 4.28 | 33,394 |
| Historical Blunders | 0 | - | 4.34 | 92,733 |
| Territorial Accessions | 0 | - | 4.34 | 34,946 |
| People Known as "The Great" | 0 | - | 4.46 | 24,804 |
| This Day in History - July | 0 | - | 4.49 | 36,520 |
| This Day in History - August | 0 | - | 4.42 | 43,433 |
| This Day in History - September | 0 | - | 4.55 | 57,579 |
| This Day in History - October | 0 | - | 4.49 | 37,691 |
| This Day in History - January | 0 | - | 4.48 | 46,804 |
| This Day in History - March | 0 | - | 4.45 | 43,758 |
| Ancient Civilizations | 0 | - | 4.64 | 38,155 |
| 2019 News Stories - Name the Country | 0 | - | 4.21 | 18,512 |
| 2020 News Stories - Name the Country | 0 | - | 4.35 | 30,444 |
| Military History Vocabulary | 0 | - | 4.92 | 67,699 |
| The Places They Went #1 | 0 | - | 4.74 | 33,583 |
| Famous Inventors | 0 | - | 4.44 | 43,608 |
| 40 Historical People that Everyone Should Know | 0 | - | 4.08 | 1,016,785 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 340,400 |
| MCU Characters by Screen Time | 0 | - | 4.23 | 109,889 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 343,542 |
| American Corporate Slogans #3 | 0 | - | 4.05 | 25,834 |
| Clothing Brand Logos | 0 | - | 4.24 | 225,801 |
| Kardashian Family Members by Picture | 0 | - | 2.21 | 34,461 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,335 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,997 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,175 |
| 20 Random Country Flags | 0 | - | 4.99 | 619,721 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,741 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,926 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,859 |
| Name a Valid African Country | 0 | - | 4.98 | 155,132 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,983 |
| The 2nd Millennium BC | 0 | - | 4.64 | 21,016 |
| History General Knowledge #13 | 0 | - | 4.69 | 50,154 |
| Body Parts in History and Culture | 0 | - | 4.43 | 35,456 |
| History Analogies #1 | 0 | - | 4.53 | 90,399 |
| History Analogies #2 | 0 | - | 4.49 | 77,520 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 153,001 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,336 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,218 |
| Groups of Things - History #1 | 0 | - | 4.41 | 94,537 |
| History Analogies #3 | 0 | - | 4.61 | 80,965 |
| Historical Leaders by Date #1 | 0 | - | 4.48 | 31,635 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,774 |
| 4-Letter History Chain #1 | 0 | - | 4.41 | 85,614 |
| 5-Letter History Chain #3 | 0 | - | 4.47 | 66,731 |
| 6-Letter History Chain #2 | 0 | - | 4.51 | 57,805 |
| Which Came First? | 0 | - | 4.37 | 75,066 |
| 5-Letter History Chain #1 | 0 | - | 4.54 | 102,881 |
| Empires A-Z | 0 | - | 4.52 | 45,483 |
| Christopher Columbus Quiz | 0 | - | 4.26 | 8,353 |
| Random History by Country | 0 | - | 4.53 | 35,020 |
| Valid Answer - World History #1 | 0 | - | 4.56 | 62,176 |
| World History Quiz for Dummies | 0 | - | 4.50 | 98,292 |
| Animals in World History | 0 | - | 4.74 | 44,688 |
| Nicknames in World History | 0 | - | 4.74 | 38,100 |
| People - Real or Fictional? | 0 | - | 4.56 | 59,140 |
| Places - Real or Fictional? | 0 | - | 4.59 | 49,770 |
| History True or False #3 | 0 | - | 4.43 | 57,267 |
| G7 Leaders Since 2003 | 0 | - | 4.48 | 46,769 |
| Prime Ministers of the UK | 0 | - | 4.95 | 442,691 |
| Olympian Gods Quiz | 0 | - | 4.96 | 504,026 |
| A to Z: Legendary Creatures | 0 | - | 4.28 | 53,324 |
| The Trojan War | 0 | - | 4.83 | 40,019 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 113,059 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 127,689 |
| People Depicted in Paintings | 0 | - | 4.55 | 44,839 |
| The 20th Century | 0 | - | 4.46 | 97,838 |
| Roman Provinces on a Map | 0 | - | 4.53 | 37,359 |
| WWII Geography | 0 | - | 4.81 | 121,398 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,384 |
| WWI... or WWII? | 0 | - | 4.85 | 143,633 |
| Cold War Trivia #1 | 0 | - | 4.42 | 57,585 |
| Events in History #1 | 0 | - | 4.35 | 158,187 |
| Events in Ancient History | 0 | - | 4.50 | 36,198 |
| Born Here on This Date #1 | 0 | - | 3.92 | 35,456 |
| People Who Died Young #1 | 0 | - | 4.24 | 63,783 |
| Quotes from Historical Figures #1 | 0 | - | 4.50 | 87,743 |
| Titled People Quiz #2 | 0 | - | 4.38 | 26,843 |
| Deaths by Date and Cause #1 | 0 | - | 4.38 | 95,547 |
| Deaths by Date and Cause #2 | 0 | - | 4.16 | 68,004 |
| Job Titles Quiz #2 | 0 | - | 3.62 | 37,366 |
| Famous Ships Quiz | 0 | - | 4.25 | 29,291 |
| Famous Short People | 0 | - | 4.37 | 18,088 |
| Name the Alliance | 0 | - | 4.29 | 29,994 |
| Time Magazine Person of the Year | 0 | - | 4.53 | 74,469 |
| Famous Documents | 0 | - | 4.05 | 21,875 |
| Countries That Were Invaded | 0 | - | 4.55 | 97,903 |
| Legendary Deeds | 0 | - | 4.16 | 28,957 |
| Disasters in History | 0 | - | 4.40 | 25,760 |
| Executions in History | 0 | - | 4.30 | 17,028 |
| This Day in History - April | 0 | - | 4.40 | 44,516 |
