| Quiz | Points | Best | Rating | Takes |
|---|
| U.S. Presidents Quiz | 0 | - | 4.99 | 2,672,229 |
| Letters of the Greek Alphabet | 0 | - | 4.92 | 498,890 |
| Olympian Gods Quiz | 0 | - | 4.95 | 402,747 |
| Fresh Prince of Bel-Air Lyrics | 0 | - | 4.82 | 551,919 |
| English Monarchs Quiz | 0 | - | 4.85 | 378,704 |
| Who Did That 1970s Song #1 | 0 | - | 4.41 | 73,032 |
| Mythical Creatures Quiz #1 | 0 | - | 4.89 | 594,472 |
| Figures from Greek Mythology | 0 | - | 4.85 | 149,971 |
| Roman Numeral Decoding Quiz | 0 | - | 4.84 | 340,838 |
| 2010 Year in Review | 0 | - | 3.90 | 46,898 |
| Commonwealth of Nations Countries | 0 | - | 4.92 | 204,967 |
| Who Did That 1970s Song #2 | 0 | - | 4.16 | 44,087 |
| Prime Ministers of the UK | 0 | - | 4.93 | 320,330 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,678 |
| 2011 Year in Review | 0 | - | 4.12 | 39,141 |
| Name that Greek Letter | 0 | - | 4.91 | 256,121 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 130,980 |
| Deadliest U.S. Wars | 0 | - | 4.81 | 141,519 |
| Countries in World War I | 0 | - | 4.92 | 182,504 |
| NBA Basketball by Year, 1970–1999 | 0 | - | 4.24 | 38,027 |
| #1 Hits of the 1980s | 0 | - | 4.85 | 112,960 |
| #1 Hits of the 1970s Quiz | 0 | - | 4.43 | 68,953 |
| Countries Bordering China Since 1914 | 0 | - | 4.94 | 70,018 |
| Countries of the Soviet Union | 0 | - | 4.99 | 145,902 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.91 | 91,876 |
| Independence from Whom | 0 | - | 4.99 | 152,702 |
| Fads of the 1970s | 0 | - | 4.18 | 26,560 |
| NFL Football by Year, 1967–1999 | 0 | - | 4.23 | 23,147 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,479 |
| 1970s Albums | 0 | - | 4.35 | 22,435 |
| Highest Grossing 1970s Movies | 0 | - | 4.19 | 25,045 |
| 2012 Year in Review | 0 | - | 3.96 | 43,417 |
| I Will Survive Lyrics | 0 | - | 4.29 | 31,629 |
| First Names of U.S. Presidents | 0 | - | 4.87 | 295,942 |
| Most Populous Countries in 1900 | 0 | - | 4.86 | 146,841 |
| Warsaw Pact Countries | 0 | - | 4.90 | 64,484 |
| The George W. Bush Presidency | 0 | - | 3.92 | 29,179 |
| The Bill Clinton Presidency | 0 | - | 4.12 | 28,228 |
| The George H. W. Bush Presidency | 0 | - | 4.33 | 18,995 |
| The Ronald Reagan Presidency | 0 | - | 4.20 | 21,659 |
| The Richard Nixon Presidency | 0 | - | 3.95 | 19,295 |
| The Jimmy Carter Presidency | 0 | - | 4.24 | 16,419 |
| The John F. Kennedy Presidency | 0 | - | 4.36 | 38,050 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,248 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 65,873 |
| 2013 Year in Review | 0 | - | 4.28 | 37,374 |
| Music by Year, 1990–2009 | 0 | - | 4.13 | 90,177 |
| Music by Year, 1970–1989 | 0 | - | 4.28 | 28,534 |
| Movies by Year, 1990–2009 | 0 | - | 4.13 | 59,000 |
| Movies by Year, 1970–1989 | 0 | - | 4.20 | 22,030 |
| Movies by Year, 1950–1969 | 0 | - | 4.48 | 18,664 |
| Current Events by Year, 1990–2009 | 0 | - | 4.74 | 133,647 |
| Current Events by Year, 1970–1989 | 0 | - | 4.41 | 55,875 |
| Current Events by Year, 1950–1969 | 0 | - | 4.30 | 40,542 |
| Current Events by Year, 1930–1949 | 0 | - | 4.38 | 44,564 |
| Current Events by Year, 1910–1929 | 0 | - | 4.26 | 34,768 |
| Ancient Greek Words | 0 | - | 4.83 | 71,839 |
| 1970s Celebrities | 0 | - | 3.92 | 12,578 |
| Confederate States of the U.S. Civil War | 0 | - | 4.92 | 103,185 |
| The 20th Century | 0 | - | 4.38 | 73,613 |
| The 19th Century | 0 | - | 4.38 | 49,157 |
| The 18th Century | 0 | - | 4.42 | 38,395 |
| The 17th Century | 0 | - | 4.38 | 39,784 |
| The 16th Century | 0 | - | 4.72 | 45,878 |
| The 15th Century | 0 | - | 4.30 | 38,998 |
| The 14th Century | 0 | - | 4.41 | 36,911 |
| The 13th Century | 0 | - | 4.35 | 31,208 |
| The 11th and 12th Century | 0 | - | 4.49 | 42,137 |
| Roman Emperors | 0 | - | 4.95 | 78,356 |
| People Portrayed by Andy Warhol | 0 | - | 3.93 | 8,355 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 181,295 |
| Historical City to Country | 0 | - | 4.81 | 66,301 |
| Countries of the Japanese Empire | 0 | - | 4.95 | 74,640 |
| Countries in the Ottoman Empire | 0 | - | 4.92 | 50,617 |
| 2014 Year in Review | 0 | - | 4.32 | 27,733 |
| Countries Settled by Vikings | 0 | - | 4.92 | 91,670 |
| U.S. Celebrity Gossip by Year, 1991–2009 | 0 | - | 3.74 | 36,455 |
| 1990s Decade Quiz | 0 | - | 4.03 | 35,024 |
| 2000s Decade Quiz | 0 | - | 4.08 | 76,057 |
| 1980s Decade Quiz | 0 | - | 4.28 | 53,126 |
| 1970s Movie Trivia | 0 | - | 4.27 | 17,600 |
| 1970s American TV Trivia | 0 | - | 4.04 | 11,028 |
| 1970s Music Trivia | 0 | - | 4.23 | 25,737 |
| 1970s Decade Quiz | 0 | - | 4.14 | 36,458 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 128,783 |
| 1960s Decade Quiz #1 | 0 | - | 4.29 | 36,028 |
| 1960s Decade Quiz #2 | 0 | - | 4.32 | 29,494 |
| 1950s Decade Quiz | 0 | - | 4.24 | 35,859 |
| 1940s Decade Quiz | 0 | - | 4.27 | 37,512 |
| 1930s Decade Quiz | 0 | - | 4.16 | 35,292 |
| 1920s Decade Quiz | 0 | - | 4.33 | 35,962 |
| 1910s Decade Quiz | 0 | - | 4.18 | 37,840 |
| 1900s Decade Quiz | 0 | - | 4.18 | 32,090 |
| 1890s Decade Quiz | 0 | - | 4.15 | 29,411 |
| 1880s Decade Quiz | 0 | - | 4.12 | 29,607 |
| 1870s Decade Quiz | 0 | - | 4.19 | 26,675 |
| 1860s Decade Quiz | 0 | - | 4.21 | 29,332 |
| A Quiz About Elvis Presley | 0 | - | 4.33 | 18,402 |
| Biggest European Cities by Century | 0 | - | 4.96 | 104,939 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,084 |
| Military History Vocabulary | 0 | - | 4.84 | 51,905 |
| 2015 Year in Review | 0 | - | 3.90 | 23,451 |
| Neutral European Countries of WWII | 0 | - | 4.95 | 110,512 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 65,746 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,593 |
| Countries of Europe After World War II | 0 | - | 4.97 | 143,100 |
| Countries of Europe Before World War I | 0 | - | 5.00 | 111,959 |
| The Barack Obama Presidency | 0 | - | 4.10 | 21,031 |
| Quiz on the Year 1908 | 0 | - | 4.22 | 9,883 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.26 | 38,940 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.13 | 33,167 |
| People in Pictures with Ronald Reagan | 0 | - | 4.30 | 34,155 |
| 2016 News Stories - Name the Country | 0 | - | 4.36 | 19,967 |
| 2016 Year in Review | 0 | - | 3.93 | 30,395 |
| Most Recently-Settled Countries | 0 | - | 4.89 | 44,757 |
| Biggest Roman Empire Countries | 0 | - | 4.82 | 73,735 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 61,370 |
| Metals of Antiquity | 0 | - | 4.95 | 63,614 |
| 1850s Decade Quiz | 0 | - | 4.25 | 23,987 |
| 1840s Decade Quiz | 0 | - | 4.20 | 26,506 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.98 | 142,190 |
| The Trojan War | 0 | - | 4.83 | 25,924 |
| Quiz on the Year 1997 | 0 | - | 4.17 | 16,937 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.96 | 57,425 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.84 | 54,207 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.88 | 60,299 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 47,846 |
| First Countries to Reach 5 Million People | 0 | - | 4.91 | 98,803 |
| 2017 News Stories - Name the Country | 0 | - | 4.48 | 23,958 |
| 2017 Year in Review | 0 | - | 4.41 | 27,236 |
| Quiz on the Year 1998 | 0 | - | 4.28 | 13,363 |
| 16th Century A-Z | 0 | - | 4.44 | 14,186 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 116,024 |
| 20th Century A-Z | 0 | - | 4.36 | 34,404 |
| 19th Century A-Z | 0 | - | 4.67 | 29,724 |
| 17th Century A-Z | 0 | - | 4.45 | 21,240 |
| 18th Century A-Z | 0 | - | 4.57 | 27,708 |
| 15th Century A-Z | 0 | - | 4.33 | 12,968 |
| 14th Century A-Z | 0 | - | 4.24 | 13,383 |
| Former Flags | 0 | - | 4.96 | 70,496 |
| Former Countries by Territory Map | 0 | - | 4.96 | 74,905 |
| The 9th and 10th Century | 0 | - | 4.41 | 25,714 |
| The 7th and 8th Century | 0 | - | 4.32 | 21,021 |
| The 5th and 6th Century | 0 | - | 4.56 | 18,781 |
| The 1st and 2nd Century | 0 | - | 4.57 | 19,438 |
| The 1st and 2nd Century BC | 0 | - | 4.40 | 12,947 |
| The 3rd and 4th Century BC | 0 | - | 4.44 | 11,692 |
| The 5th and 6th Century BC | 0 | - | 4.43 | 10,455 |
| The 7th, 8th, 9th and 10th Century BC | 0 | - | 4.56 | 8,014 |
| Countries of the World in 1900 | 0 | - | 4.87 | 52,195 |
| Empires by Maps | 0 | - | 4.99 | 75,171 |
| 2018 News Stories - Name the Country | 0 | - | 4.40 | 19,908 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 40,491 |
| Two Letter Roman Numerals | 0 | - | 4.94 | 27,975 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 146,504 |
| Louisiana Purchase with a Map | 0 | - | 4.94 | 30,357 |
| Countries in the Byzantine Empire | 0 | - | 4.88 | 49,169 |
| Countries of Europe in 1444 | 0 | - | 4.94 | 72,629 |
| Name a Valid U.S. President #1 | 0 | - | 4.93 | 125,921 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 92,683 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 105,220 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 80,167 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 74,105 |
| Battle to Country | 0 | - | 4.89 | 30,515 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 84,393 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 66,886 |
| Cities by Former Name | 0 | - | 4.82 | 62,584 |
| Countries by Former Name | 0 | - | 4.99 | 82,451 |
| Flags of Countries of the World in 1910 | 0 | - | 4.95 | 58,596 |
| Name a Valid Year in History | 0 | - | 4.97 | 37,890 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 32,983 |
| 2019 Year in Review | 0 | - | 4.38 | 28,931 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.89 | 36,702 |
| NBA Basketball by Year, 2000–present | 0 | - | 4.13 | 32,480 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 20,898 |
| The 21st Century | 0 | - | 4.44 | 58,495 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 58,413 |
| 2019 News Stories - Name the Country | 0 | - | 4.10 | 15,067 |
| NFL Football by Year, 2000–present | 0 | - | 4.26 | 15,813 |
| Countries by Founding Story | 0 | - | 4.91 | 48,752 |
| 2010s Decade Quiz | 0 | - | 4.54 | 53,346 |
| 1830s Decade Quiz | 0 | - | 4.33 | 18,723 |
| 1820s Decade Quiz | 0 | - | 4.40 | 18,649 |
| 1810s Decade Quiz | 0 | - | 4.44 | 19,019 |
| 1800s Decade Quiz | 0 | - | 4.38 | 19,872 |
| 1790s Decade Quiz | 0 | - | 4.39 | 21,480 |
| 1780s Decade Quiz | 0 | - | 4.09 | 16,442 |
| 1770s Decade Quiz | 0 | - | 3.86 | 17,488 |
| 2020 News Stories - Name the Country | 0 | - | 4.32 | 23,784 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 49,921 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.98 | 97,834 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.84 | 41,007 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 65,564 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.82 | 32,621 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 52,133 |
| 2020 Year in Review | 0 | - | 4.45 | 23,276 |
| Countries of the World in 1444 | 0 | - | 4.95 | 41,160 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.96 | 46,389 |
| Quiz on the Year 2000 | 0 | - | 4.02 | 16,352 |
| Former Country Flag-Shape Picture Quiz | 0 | - | 4.98 | 52,769 |
