| Quiz | Points | Best | Rating | Takes |
|---|
| U.S. Presidents Quiz | 0 | - | 4.99 | 2,684,195 |
| U.S. Presidents by Picture | 0 | - | 4.82 | 348,292 |
| Letters of the Greek Alphabet | 0 | - | 4.92 | 501,003 |
| Olympian Gods Quiz | 0 | - | 4.95 | 404,062 |
| Fresh Prince of Bel-Air Lyrics | 0 | - | 4.82 | 552,843 |
| English Monarchs Quiz | 0 | - | 4.85 | 380,199 |
| Mythical Creatures Quiz #1 | 0 | - | 4.89 | 596,360 |
| Figures from Greek Mythology | 0 | - | 4.85 | 150,549 |
| Roman Numeral Decoding Quiz | 0 | - | 4.85 | 342,212 |
| 2010 Year in Review | 0 | - | 3.90 | 46,937 |
| Commonwealth of Nations Countries | 0 | - | 4.92 | 205,478 |
| Prime Ministers of the UK | 0 | - | 4.93 | 321,444 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 133,059 |
| 2011 Year in Review | 0 | - | 4.12 | 39,198 |
| Name that Greek Letter | 0 | - | 4.90 | 256,968 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 131,590 |
| Deadliest U.S. Wars | 0 | - | 4.81 | 141,988 |
| Countries in World War I | 0 | - | 4.91 | 183,205 |
| NBA Basketball by Year, 1970–1999 | 0 | - | 4.24 | 38,162 |
| #1 Hits of the 1980s | 0 | - | 4.85 | 113,323 |
| Countries Bordering China Since 1914 | 0 | - | 4.94 | 70,348 |
| Countries of the Soviet Union | 0 | - | 4.99 | 146,538 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.91 | 92,224 |
| Independence from Whom | 0 | - | 4.99 | 153,148 |
| MLB Baseball by Year, 1960–1989 | 0 | - | 3.98 | 17,559 |
| NFL Football by Year, 1967–1999 | 0 | - | 4.24 | 23,183 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,899 |
| 2012 Year in Review | 0 | - | 3.96 | 43,453 |
| First Names of U.S. Presidents | 0 | - | 4.87 | 296,990 |
| Most Populous Countries in 1900 | 0 | - | 4.86 | 147,262 |
| Warsaw Pact Countries | 0 | - | 4.90 | 64,715 |
| The George W. Bush Presidency | 0 | - | 3.92 | 29,210 |
| The Bill Clinton Presidency | 0 | - | 4.12 | 28,266 |
| The George H. W. Bush Presidency | 0 | - | 4.34 | 19,035 |
| The Ronald Reagan Presidency | 0 | - | 4.21 | 21,706 |
| The Richard Nixon Presidency | 0 | - | 3.95 | 19,330 |
| The Jimmy Carter Presidency | 0 | - | 4.24 | 16,459 |
| The John F. Kennedy Presidency | 0 | - | 4.36 | 38,126 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,459 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 66,092 |
| 2013 Year in Review | 0 | - | 4.28 | 37,438 |
| Music by Year, 1990–2009 | 0 | - | 4.13 | 91,362 |
| Music by Year, 1970–1989 | 0 | - | 4.15 | 34,554 |
| Movies by Year, 1990–2009 | 0 | - | 4.13 | 59,181 |
| Movies by Year, 1970–1989 | 0 | - | 4.20 | 22,087 |
| Current Events by Year, 1990–2009 | 0 | - | 4.74 | 134,398 |
| Current Events by Year, 1970–1989 | 0 | - | 4.43 | 56,459 |
| Current Events by Year, 1950–1969 | 0 | - | 4.27 | 41,118 |
| Current Events by Year, 1930–1949 | 0 | - | 4.40 | 45,217 |
| Current Events by Year, 1910–1929 | 0 | - | 4.29 | 41,610 |
| Figures From the 18th Century | 0 | - | 3.93 | 14,577 |
| Ancient Greek Words | 0 | - | 4.84 | 72,479 |
| Confederate States of the U.S. Civil War | 0 | - | 4.93 | 103,570 |
| The 20th Century | 0 | - | 4.38 | 73,750 |
| The 19th Century | 0 | - | 4.38 | 49,258 |
| The 18th Century | 0 | - | 4.42 | 38,486 |
| The 17th Century | 0 | - | 4.38 | 39,865 |
| The 16th Century | 0 | - | 4.68 | 45,979 |
| The 15th Century | 0 | - | 4.30 | 39,063 |
| The 14th Century | 0 | - | 4.41 | 36,982 |
| The 13th Century | 0 | - | 4.35 | 31,277 |
| The 11th and 12th Century | 0 | - | 4.49 | 42,226 |
| Roman Emperors | 0 | - | 4.95 | 78,945 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 181,961 |
| Historical City to Country | 0 | - | 4.81 | 66,483 |
| Countries of the Japanese Empire | 0 | - | 4.95 | 75,036 |
| Countries in the Ottoman Empire | 0 | - | 4.93 | 50,812 |
| 2014 Year in Review | 0 | - | 4.32 | 27,817 |
| Countries Settled by Vikings | 0 | - | 4.92 | 91,918 |
| U.S. Celebrity Gossip by Year, 1991–2009 | 0 | - | 3.74 | 36,496 |
| 1990s Decade Quiz | 0 | - | 4.03 | 35,081 |
| 2000s Decade Quiz | 0 | - | 4.08 | 76,178 |
| 1980s Decade Quiz | 0 | - | 4.28 | 53,230 |
| 1970s Decade Quiz | 0 | - | 4.14 | 36,510 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 129,127 |
| 1960s Decade Quiz #1 | 0 | - | 4.29 | 36,086 |
| 1960s Decade Quiz #2 | 0 | - | 4.32 | 29,566 |
| 1950s Decade Quiz | 0 | - | 4.24 | 35,924 |
| 1930s Decade Quiz | 0 | - | 4.16 | 35,332 |
| 1920s Decade Quiz | 0 | - | 4.33 | 36,023 |
| 1910s Decade Quiz | 0 | - | 4.18 | 37,885 |
| 1900s Decade Quiz | 0 | - | 4.18 | 32,125 |
| 1890s Decade Quiz | 0 | - | 4.15 | 29,452 |
| 1880s Decade Quiz | 0 | - | 4.12 | 29,648 |
| 1870s Decade Quiz | 0 | - | 4.19 | 26,716 |
| 1860s Decade Quiz | 0 | - | 4.21 | 29,376 |
| A Quiz About Elvis Presley | 0 | - | 4.33 | 18,445 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,318 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,340 |
| Military History Vocabulary | 0 | - | 4.84 | 52,115 |
| 2015 Year in Review | 0 | - | 3.90 | 23,489 |
| Neutral European Countries of WWII | 0 | - | 4.95 | 111,040 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 66,153 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,751 |
| Countries of Europe After World War II | 0 | - | 4.97 | 143,732 |
| Countries of Europe Before World War I | 0 | - | 5.00 | 112,673 |
| The Barack Obama Presidency | 0 | - | 4.10 | 21,072 |
| Quiz on the Year 1908 | 0 | - | 4.22 | 9,923 |
| People in Pictures with Ronald Reagan | 0 | - | 4.28 | 34,240 |
| 2016 News Stories - Name the Country | 0 | - | 4.36 | 20,035 |
| 2016 Year in Review | 0 | - | 3.93 | 30,438 |
| Most Recently-Settled Countries | 0 | - | 4.89 | 44,890 |
| Biggest Roman Empire Countries | 0 | - | 4.82 | 74,001 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 61,569 |
| Metals of Antiquity | 0 | - | 4.95 | 63,800 |
| 1940s Celebrities by Picture | 0 | - | 4.41 | 31,975 |
| 1850s Decade Quiz | 0 | - | 4.25 | 24,031 |
| 1840s Decade Quiz | 0 | - | 4.20 | 26,550 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.98 | 142,778 |
| The Trojan War | 0 | - | 4.84 | 26,042 |
| Quiz on the Year 1997 | 0 | - | 4.17 | 16,977 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.96 | 57,614 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.84 | 54,401 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.88 | 60,470 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 48,025 |
| First Countries to Reach 5 Million People | 0 | - | 4.91 | 99,234 |
| 2017 News Stories - Name the Country | 0 | - | 4.48 | 24,049 |
| 2017 Year in Review | 0 | - | 4.41 | 27,307 |
| Quiz on the Year 1998 | 0 | - | 4.28 | 13,410 |
| 16th Century A-Z | 0 | - | 4.44 | 14,248 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 116,661 |
| 20th Century A-Z | 0 | - | 4.36 | 34,524 |
| 19th Century A-Z | 0 | - | 4.67 | 29,870 |
| 17th Century A-Z | 0 | - | 4.45 | 21,321 |
| 18th Century A-Z | 0 | - | 4.57 | 27,835 |
| 15th Century A-Z | 0 | - | 4.33 | 13,024 |
| 14th Century A-Z | 0 | - | 4.24 | 13,462 |
| Former Flags | 0 | - | 4.96 | 70,818 |
| Former Countries by Territory Map | 0 | - | 4.96 | 75,207 |
| The 9th and 10th Century | 0 | - | 4.41 | 25,782 |
| The 7th and 8th Century | 0 | - | 4.32 | 21,064 |
| The 5th and 6th Century | 0 | - | 4.64 | 18,855 |
| The 1st and 2nd Century | 0 | - | 4.57 | 19,514 |
| The 1st and 2nd Century BC | 0 | - | 4.40 | 13,014 |
| The 3rd and 4th Century BC | 0 | - | 4.39 | 11,752 |
| The 5th and 6th Century BC | 0 | - | 4.43 | 10,521 |
| The 7th, 8th, 9th and 10th Century BC | 0 | - | 4.57 | 8,087 |
| Countries of the World in 1900 | 0 | - | 4.87 | 52,657 |
| Empires by Maps | 0 | - | 4.99 | 75,719 |
| 2018 News Stories - Name the Country | 0 | - | 4.40 | 19,994 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 40,644 |
| Two Letter Roman Numerals | 0 | - | 4.94 | 28,338 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 147,291 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.82 | 17,042 |
| Louisiana Purchase with a Map | 0 | - | 4.94 | 30,499 |
| Countries in the Byzantine Empire | 0 | - | 4.88 | 49,392 |
| Countries of Europe in 1444 | 0 | - | 4.94 | 73,083 |
| Name a Valid U.S. President #1 | 0 | - | 4.93 | 126,480 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 93,288 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 105,972 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 80,585 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 74,560 |
| Battle to Country | 0 | - | 4.89 | 30,645 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 84,879 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 67,124 |
| Cities by Former Name | 0 | - | 4.82 | 62,785 |
| Countries by Former Name | 0 | - | 4.98 | 82,787 |
| George Bush... or George Bush | 0 | - | 3.87 | 7,001 |
| Flags of Countries of the World in 1910 | 0 | - | 4.95 | 58,923 |
| Name a Valid Year in History | 0 | - | 4.97 | 38,320 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 33,183 |
| 2019 Year in Review | 0 | - | 4.38 | 29,019 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.89 | 37,065 |
| MLB Baseball by Year, 1990–present | 0 | - | 3.69 | 7,996 |
| NBA Basketball by Year, 2000–present | 0 | - | 4.13 | 32,713 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 21,081 |
| The 21st Century | 0 | - | 4.44 | 58,707 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 58,871 |
| 2019 News Stories - Name the Country | 0 | - | 4.10 | 15,119 |
| NFL Football by Year, 2000–present | 0 | - | 4.26 | 15,883 |
| Countries by Founding Story | 0 | - | 4.91 | 48,897 |
| 2010s Decade Quiz | 0 | - | 4.55 | 53,591 |
| 1830s Decade Quiz | 0 | - | 4.33 | 18,773 |
| 1820s Decade Quiz | 0 | - | 4.40 | 18,681 |
| 1810s Decade Quiz | 0 | - | 4.44 | 19,060 |
| 1800s Decade Quiz | 0 | - | 4.38 | 19,925 |
| 1790s Decade Quiz | 0 | - | 4.39 | 21,530 |
| 1780s Decade Quiz | 0 | - | 4.09 | 16,462 |
| 1770s Decade Quiz | 0 | - | 3.86 | 17,510 |
| 2020 News Stories - Name the Country | 0 | - | 4.32 | 23,898 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 50,309 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.98 | 98,573 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.84 | 41,278 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.99 | 66,018 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.84 | 32,860 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 52,447 |
| 2020 Year in Review | 0 | - | 4.45 | 23,356 |
| Countries of the World in 1444 | 0 | - | 4.95 | 41,527 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.95 | 46,781 |
| Quiz on the Year 2000 | 0 | - | 4.02 | 16,387 |
| 100 Biggest Soviet Cities in 1989 with a Map | 0 | - | 4.95 | 18,235 |
| Former Country Flag-Shape Picture Quiz | 0 | - | 4.98 | 53,092 |
| "Second Best" History Edition | 0 | - | 4.93 | 26,418 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 50,231 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.84 | 35,121 |
| History: What Came First? #1 | 0 | - | 4.82 | 63,084 |
| 50 Biggest Cities in 1920 on a World Map | 0 | - | 4.99 | 55,185 |
| Play-Doh Presidents | 0 | - | 5.00 | 62,576 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 37,508 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 65,362 |
