| #1 Hits of the 1980s | 0 | - | 4.87 | 149,646 |
| #1 Hits of the 2010s | 0 | - | 4.41 | 298,174 |
| #1 Hits of the 1960s | 0 | - | 4.59 | 43,064 |
| #1 Hits of the 1970s | 0 | - | 4.44 | 85,472 |
| #1 Hits of the 1990s | 0 | - | 4.38 | 100,942 |
| #1 Hits of the 2000s | 0 | - | 4.30 | 203,221 |
| 2010s Music Trivia | 0 | - | 4.41 | 94,246 |
| Who Did That 2010s Song #1 | 0 | - | 4.44 | 24,913 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 54,249 |
| Who Did That 1960s Song #2 | 0 | - | 4.46 | 41,217 |
| Who Did That 1970s Song #1 | 0 | - | 4.48 | 89,214 |
| Don't Stop Believin' Lyrics | 0 | - | 4.47 | 224,787 |
| 1980s Albums | 0 | - | 4.41 | 46,767 |
| Who Did That 1980s Song #3 | 0 | - | 4.58 | 54,997 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 47,099 |
| Music by Year, 1950–1969 | 0 | - | 4.46 | 30,723 |
| 100 Best Songs of the 2000s | 0 | - | 4.21 | 39,634 |
| Who Did That 2010s Song #2 | 0 | - | 4.15 | 15,831 |
| #1 Hits of the 2020s | 0 | - | 4.47 | 95,224 |
| Music by Year, 1990–2009 | 0 | - | 4.18 | 110,498 |
| Music by Year, 1970–1989 | 0 | - | 4.31 | 41,343 |
| Who Did That 1960s Song #1 | 0 | - | 4.38 | 47,831 |
| Woodstock Performers | 0 | - | 4.55 | 10,691 |
| Who Did That 1970s Song #2 | 0 | - | 4.25 | 53,935 |
| I Will Survive Lyrics | 0 | - | 4.25 | 37,777 |
| Who Did That 1980s Song #2 | 0 | - | 4.31 | 75,863 |
| Who Did That 1980s Song #1 | 0 | - | 4.37 | 171,017 |
| Africa - Toto Lyrics | 0 | - | 4.58 | 7,369 |
| Who Did That 1990s Song #2 | 0 | - | 4.28 | 61,387 |
| Who Did That 1990s Song #1 | 0 | - | 4.17 | 76,517 |
| Who Did That 1990s Song #3 | 0 | - | 4.08 | 56,252 |
| Who Did That 2000s Song #2 | 0 | - | 4.17 | 116,052 |
| Who Did That 2000s Song #1 | 0 | - | 4.23 | 92,695 |
| 1970s Music Trivia | 0 | - | 4.29 | 31,829 |
| 1970s Albums | 0 | - | 4.38 | 27,805 |
| Who Did That Power Ballad? | 0 | - | 3.86 | 38,222 |
| Livin' on a Prayer Lyrics | 0 | - | 4.28 | 96,432 |
| Hair Band Songs Quiz | 0 | - | 4.22 | 28,972 |
| "We Are the World" Solo Musicians | 0 | - | 4.17 | 11,446 |
| 1990s Music Trivia #1 | 0 | - | 4.28 | 51,083 |
| 1990s Music Trivia #2 | 0 | - | 4.06 | 35,876 |
| 1990s One Hit Wonders | 0 | - | 4.00 | 38,030 |
| Ice Ice Baby Lyrics | 0 | - | 3.48 | 36,404 |
| 1990s Albums | 0 | - | 4.23 | 25,701 |
| Girls of Mambo Number 5 | 0 | - | 4.38 | 19,558 |
| Things that Alanis Morissette Finds "Ironic" | 0 | - | 4.26 | 22,360 |
| 1990s Movie Silhouettes | 0 | - | 4.98 | 99,857 |
| 2000s Music Trivia #1 | 0 | - | 4.04 | 67,485 |
| 2000s Music Trivia #2 | 0 | - | 4.19 | 53,287 |
| 2000s Albums | 0 | - | 4.24 | 17,063 |
| Current Events by Year, 1990–2009 | 0 | - | 4.77 | 153,056 |
| Current Events by Year, 1970–1989 | 0 | - | 4.56 | 65,364 |
| Current Events by Year, 1930–1949 | 0 | - | 4.47 | 52,244 |
| 1950s Decade Quiz | 0 | - | 4.42 | 49,778 |
| 1960s Decade Quiz #2 | 0 | - | 4.45 | 45,606 |
| The 9th and 10th Century | 0 | - | 4.54 | 37,804 |
| 1990s Catchphrases | 0 | - | 4.22 | 176,612 |
| 2000s Catchphrases | 0 | - | 3.04 | 349,401 |
| 2010s American TV Trivia | 0 | - | 4.45 | 19,830 |
| The 7th, 8th, 9th and 10th Century BC | 0 | - | 4.67 | 17,954 |
| Current Events by Year, 1950–1969 | 0 | - | 4.35 | 46,716 |
| Current Events by Year, 1910–1929 | 0 | - | 4.27 | 47,557 |
| The 20th Century | 0 | - | 4.46 | 97,871 |
| 1960s Decade Quiz #1 | 0 | - | 4.40 | 50,773 |
| 20th Century Dates Quiz | 0 | - | 4.56 | 39,517 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 440,475 |
| The 19th Century | 0 | - | 4.53 | 68,312 |
| The 18th Century | 0 | - | 4.53 | 53,460 |
| The 16th Century | 0 | - | 4.77 | 59,000 |
| The 15th Century | 0 | - | 4.43 | 51,348 |
| The 14th Century | 0 | - | 4.55 | 49,441 |
| The 13th Century | 0 | - | 4.48 | 43,404 |
| The 11th and 12th Century | 0 | - | 4.53 | 56,289 |
| The 7th and 8th Century | 0 | - | 4.42 | 30,588 |
| The 21st Century | 0 | - | 4.47 | 106,541 |
| The 1st and 2nd Century | 0 | - | 4.61 | 30,755 |
| The 5th and 6th Century | 0 | - | 4.80 | 28,685 |
| The 1st and 2nd Century BC | 0 | - | 4.43 | 24,242 |
| The 5th and 6th Century BC | 0 | - | 4.49 | 19,181 |
| The 17th Century | 0 | - | 4.54 | 54,012 |
| 1940s Decade Quiz | 0 | - | 4.51 | 52,492 |
| 2010s Decade Quiz | 0 | - | 4.53 | 103,896 |
| 1850s Decade Quiz | 0 | - | 4.42 | 35,425 |
| 1790s Decade Quiz | 0 | - | 4.55 | 33,868 |
| 1800s Decade Quiz | 0 | - | 4.47 | 32,136 |
| A Quiz About Elvis Presley | 0 | - | 4.34 | 21,313 |
| 1960s Music Trivia | 0 | - | 4.36 | 23,806 |
| 1980s Music Trivia #1 | 0 | - | 4.23 | 29,555 |
| 1980s Music Trivia #2 | 0 | - | 4.30 | 22,335 |
| 1980s One Hit Wonders | 0 | - | 3.89 | 26,494 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,239 |
| Empires by Maps | 0 | - | 4.98 | 122,597 |
| Were They Alive During This? | 0 | - | 4.94 | 49,154 |
| "Second Best" History Edition | 0 | - | 4.94 | 64,407 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 21,036 |
| The 7 Wonders of the Ancient World | 0 | - | 4.86 | 82,672 |
| Quiz on the Year 2001 | 0 | - | 4.48 | 24,570 |
| Movies by Year, 1990–2009 | 0 | - | 4.21 | 66,924 |
| 20th Century A-Z | 0 | - | 4.50 | 54,040 |
| 19th Century A-Z | 0 | - | 4.77 | 47,511 |
| 18th Century A-Z | 0 | - | 4.54 | 43,359 |
| 17th Century A-Z | 0 | - | 4.78 | 34,785 |
| 1970s Decade Quiz | 0 | - | 4.23 | 61,052 |
| 2000s Decade Quiz | 0 | - | 4.23 | 123,178 |
| 1980s Decade Quiz | 0 | - | 4.38 | 86,196 |
| 1910s Decade Quiz | 0 | - | 4.21 | 52,916 |
| 1930s Decade Quiz | 0 | - | 4.21 | 49,375 |
| 1920s Decade Quiz | 0 | - | 4.33 | 50,042 |
| 1860s Decade Quiz | 0 | - | 4.31 | 40,538 |
| 1880s Decade Quiz | 0 | - | 4.25 | 39,600 |
| 1890s Decade Quiz | 0 | - | 4.25 | 40,013 |
| 1870s Decade Quiz | 0 | - | 4.28 | 36,803 |
| 1840s Decade Quiz | 0 | - | 4.31 | 37,813 |
| 1810s Decade Quiz | 0 | - | 4.58 | 31,148 |
| 1820s Decade Quiz | 0 | - | 4.54 | 30,016 |
| 1830s Decade Quiz | 0 | - | 4.42 | 29,377 |
| 1980s Catchphrases | 0 | - | 3.96 | 193,414 |
| 1980s Movie Trivia #1 | 0 | - | 4.58 | 31,544 |
| Michael Jackson Complete Song Discography | 0 | - | 4.56 | 5,826 |
| Highest Grossing 1980s Movies | 0 | - | 4.47 | 65,862 |
| 1990s Movie Trivia #1 | 0 | - | 4.38 | 53,183 |
| 1990s Movie Trivia #2 | 0 | - | 4.40 | 42,009 |
| Highest Grossing 1990s Movies | 0 | - | 4.50 | 109,051 |
| 2000s Movie Trivia #1 | 0 | - | 4.36 | 73,483 |
| 2014 Ebola Outbreak Countries | 0 | - | 4.41 | 13,266 |
| 2010s Movie Trivia | 0 | - | 4.33 | 51,275 |
| Top 10 Oldest African Countries | 0 | - | 4.87 | 28,306 |
| Metals of Antiquity | 0 | - | 4.95 | 94,034 |
| Former Flags | 0 | - | 4.97 | 108,838 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,512 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,233 |
| Historic Orient Express Routes Map | 0 | - | 5.00 | 53,918 |
| History: What Came First? #1 | 0 | - | 4.87 | 106,150 |
| History: What Came First? #2 | 0 | - | 4.81 | 80,225 |
| Trace the Route of Ibn Battuta on a Map | 0 | - | 4.99 | 22,788 |
| History - Did They Have It? | 0 | - | 4.85 | 62,347 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 710,773 |
| Cold War Decoder | 0 | - | 4.83 | 52,713 |
| Name a Valid Year in History | 0 | - | 4.93 | 68,134 |
| Quiz on the Year 1908 | 0 | - | 4.25 | 13,010 |
| Quiz on the Year 1997 | 0 | - | 4.40 | 21,211 |
| Quiz on the Year 1998 | 0 | - | 4.33 | 17,449 |
| Quiz on the Year 2000 | 0 | - | 4.08 | 21,423 |
| Movies by Year, 1970–1989 | 0 | - | 4.38 | 25,484 |
| Figures From the 18th Century | 0 | - | 4.02 | 15,640 |
| 16th Century A-Z | 0 | - | 4.59 | 25,047 |
| 15th Century A-Z | 0 | - | 4.50 | 24,037 |
| 14th Century A-Z | 0 | - | 4.41 | 24,530 |
| The 3rd and 4th Century BC | 0 | - | 4.32 | 21,086 |
| 1900s Decade Quiz | 0 | - | 4.18 | 44,465 |
| 1990s Decade Quiz | 0 | - | 4.00 | 63,047 |
| 1780s Decade Quiz | 0 | - | 4.36 | 25,711 |
| Years in History #1 - Multiple Choice | 0 | - | 4.82 | 70,725 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 41,319 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,807 |
| All Modern-Day Countries Ever Controlled by the British | 0 | - | 4.81 | 50,282 |
| European History for Dummies | 0 | - | 4.83 | 90,490 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 61,155 |
| 1960s Catchphrases | 0 | - | 4.14 | 105,157 |
| Rat Pack Members | 0 | - | 4.03 | 5,203 |
| 1970s Celebrities | 0 | - | 4.03 | 13,796 |
| People Portrayed by Andy Warhol | 0 | - | 4.35 | 38,294 |
| 1970s... or 1980s? | 0 | - | 4.60 | 30,714 |
| Top 100 NES Video Games | 0 | - | 4.21 | 20,957 |
| Fads of the 1980s | 0 | - | 4.06 | 36,966 |
| 1980s Celebrities | 0 | - | 4.39 | 17,507 |
| 1980s Movie Trivia #2 | 0 | - | 4.28 | 20,848 |
| Ways to Die in Oregon Trail | 0 | - | 4.14 | 13,818 |
| Back to the Future Trivia | 0 | - | 4.59 | 34,719 |
| Fads of the 1990s | 0 | - | 4.03 | 36,663 |
| Top Box Office Stars of the 1990s | 0 | - | 4.30 | 31,795 |
| 2000s Movie Trivia #2 | 0 | - | 4.19 | 28,754 |
| 2010s U.S. Pop Culture | 0 | - | 4.28 | 36,948 |
| 2010s Obituaries | 0 | - | 4.46 | 26,239 |
| Breaking Bad Trivia | 0 | - | 4.45 | 55,533 |
| Countries by National Anthem | 0 | - | 4.92 | 71,442 |
| U.S. Celebrity Gossip by Year, 1991–2009 | 0 | - | 3.75 | 38,244 |
| Influential Women in History | 0 | - | 4.43 | 36,583 |
| Cradles of Civilization | 0 | - | 4.46 | 40,553 |
| Years in History by Picture | 0 | - | 4.45 | 35,948 |
| Historical Events - AD or BC? | 0 | - | 4.70 | 57,900 |
| Materials From History #1 | 0 | - | 4.56 | 52,129 |
| Materials From History #2 | 0 | - | 4.59 | 31,629 |
| Historical Countries by Ruler | 0 | - | 4.48 | 49,350 |
| All World Leaders 2026 | 0 | - | 4.95 | 21,142 |
| Prime Ministers of the UK | 0 | - | 4.95 | 443,205 |
| The Trojan War | 0 | - | 4.83 | 40,078 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 113,241 |
| WWII Geography | 0 | - | 4.81 | 121,518 |
| Normandy D-Day Beaches | 0 | - | 4.84 | 40,793 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,502 |
| Territory Changes in World War I | 0 | - | 4.88 | 47,367 |
| Events in History #2 | 0 | - | 4.49 | 72,038 |
| Events in History #3 | 0 | - | 4.41 | 71,960 |
| Events in History #4 | 0 | - | 4.44 | 44,531 |
| Biggest Nations and Empires Ever | 0 | - | 4.46 | 146,764 |
| Famous Explorers | 0 | - | 4.58 | 36,413 |
| Famous Empires by Description | 0 | - | 4.73 | 119,070 |
| Answers by Time Period | 0 | - | 4.64 | 55,939 |
| Coups d'Etat - Name the Country | 0 | - | 4.43 | 42,420 |
