| Quiz | Points | Best | Rating | Takes |
|---|
| U.S. Presidents Quiz | 0 | - | 4.99 | 2,690,707 |
| U.S. Presidents by Picture | 0 | - | 4.82 | 348,952 |
| Letters of the Greek Alphabet | 0 | - | 4.92 | 502,213 |
| Olympian Gods Quiz | 0 | - | 4.95 | 404,710 |
| English Monarchs Quiz | 0 | - | 4.86 | 381,167 |
| Words for Leaders | 0 | - | 4.67 | 186,748 |
| Communist Countries in History | 0 | - | 4.48 | 384,973 |
| Famous Dictators Quiz #1 | 0 | - | 4.53 | 168,684 |
| Mythical Creatures Quiz #1 | 0 | - | 4.89 | 597,405 |
| Figures from Greek Mythology | 0 | - | 4.85 | 150,818 |
| Roman Numeral Decoding Quiz | 0 | - | 4.85 | 342,883 |
| Name that Historical Figure #1 | 0 | - | 4.68 | 264,527 |
| 2010 Year in Review | 0 | - | 3.90 | 46,953 |
| Events in History #1 | 0 | - | 4.29 | 139,880 |
| Commonwealth of Nations Countries | 0 | - | 4.92 | 205,665 |
| Prime Ministers of the UK | 0 | - | 4.93 | 322,012 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 133,240 |
| 20th Century Dates Quiz | 0 | - | 4.47 | 35,045 |
| Ye Olde Professions | 0 | - | 4.53 | 121,007 |
| 2011 Year in Review | 0 | - | 4.12 | 39,230 |
| Name that Greek Letter | 0 | - | 4.90 | 257,327 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 131,771 |
| Countries in World War II | 0 | - | 4.48 | 683,854 |
| Deadliest U.S. Wars | 0 | - | 4.81 | 142,238 |
| Countries in World War I | 0 | - | 4.91 | 183,633 |
| Biggest Nations and Empires Ever | 0 | - | 4.64 | 121,366 |
| NBA Basketball by Year, 1970–1999 | 0 | - | 4.24 | 38,232 |
| Countries Bordering China Since 1914 | 0 | - | 4.94 | 70,493 |
| Countries of the Soviet Union | 0 | - | 4.99 | 146,845 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.91 | 92,335 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.57 | 392,808 |
| Independence from Whom | 0 | - | 4.99 | 153,352 |
| MLB Baseball by Year, 1960–1989 | 0 | - | 3.98 | 17,569 |
| NFL Football by Year, 1967–1999 | 0 | - | 4.24 | 23,197 |
| Biggest English Cities by Century | 0 | - | 4.92 | 86,059 |
| 2012 Year in Review | 0 | - | 3.96 | 43,477 |
| First Names of U.S. Presidents | 0 | - | 4.87 | 297,819 |
| Most Populous Countries in 1900 | 0 | - | 4.86 | 147,651 |
| Warsaw Pact Countries | 0 | - | 4.90 | 64,827 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,557 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 66,189 |
| Events in History #2 | 0 | - | 4.38 | 60,649 |
| 2013 Year in Review | 0 | - | 4.28 | 37,478 |
| Events in History #3 | 0 | - | 4.28 | 62,553 |
| Music by Year, 1990–2009 | 0 | - | 4.13 | 91,577 |
| Music by Year, 1970–1989 | 0 | - | 4.15 | 34,650 |
| Movies by Year, 1990–2009 | 0 | - | 4.13 | 59,223 |
| Movies by Year, 1970–1989 | 0 | - | 4.20 | 22,106 |
| Current Events by Year, 1990–2009 | 0 | - | 4.74 | 134,560 |
| Current Events by Year, 1970–1989 | 0 | - | 4.43 | 56,553 |
| Current Events by Year, 1950–1969 | 0 | - | 4.27 | 41,187 |
| Current Events by Year, 1930–1949 | 0 | - | 4.40 | 45,320 |
| Current Events by Year, 1910–1929 | 0 | - | 4.30 | 42,122 |
| Figures From the 18th Century | 0 | - | 3.93 | 14,584 |
| Ancient Greek Words | 0 | - | 4.84 | 72,791 |
| Confederate States of the U.S. Civil War | 0 | - | 4.93 | 103,771 |
| The 20th Century | 0 | - | 4.38 | 73,814 |
| The 19th Century | 0 | - | 4.38 | 49,324 |
| The 18th Century | 0 | - | 4.42 | 38,530 |
| The 17th Century | 0 | - | 4.38 | 39,903 |
| The 16th Century | 0 | - | 4.68 | 46,028 |
| The 15th Century | 0 | - | 4.30 | 39,097 |
| The 14th Century | 0 | - | 4.41 | 37,020 |
| The 13th Century | 0 | - | 4.35 | 31,314 |
| The 11th and 12th Century | 0 | - | 4.49 | 42,267 |
| Roman Emperors | 0 | - | 4.95 | 79,174 |
| History by Letter - B | 0 | - | 4.53 | 132,919 |
| History by Letter - C | 0 | - | 4.65 | 128,475 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 182,410 |
| Historical City to Country | 0 | - | 4.82 | 66,568 |
| Countries of the Japanese Empire | 0 | - | 4.95 | 75,233 |
| Countries in the Ottoman Empire | 0 | - | 4.92 | 50,928 |
| 2014 Year in Review | 0 | - | 4.32 | 27,858 |
| Countries Settled by Vikings | 0 | - | 4.92 | 92,061 |
| U.S. Celebrity Gossip by Year, 1991–2009 | 0 | - | 3.74 | 36,514 |
| 1990s Decade Quiz | 0 | - | 4.03 | 35,105 |
| 2000s Decade Quiz | 0 | - | 4.08 | 76,240 |
| 1980s Decade Quiz | 0 | - | 4.28 | 53,291 |
| 1970s Decade Quiz | 0 | - | 4.14 | 36,552 |
| Countries that Bordered the USSR | 0 | - | 4.94 | 129,293 |
| 1960s Decade Quiz #1 | 0 | - | 4.29 | 36,117 |
| 1960s Decade Quiz #2 | 0 | - | 4.32 | 29,599 |
| 1950s Decade Quiz | 0 | - | 4.25 | 35,954 |
| 1940s Decade Quiz | 0 | - | 4.27 | 37,620 |
| 1930s Decade Quiz | 0 | - | 4.16 | 35,367 |
| 1920s Decade Quiz | 0 | - | 4.33 | 36,053 |
| 1910s Decade Quiz | 0 | - | 4.18 | 37,906 |
| 1900s Decade Quiz | 0 | - | 4.18 | 32,137 |
| 1890s Decade Quiz | 0 | - | 4.15 | 29,467 |
| 1880s Decade Quiz | 0 | - | 4.12 | 29,660 |
| 1870s Decade Quiz | 0 | - | 4.19 | 26,726 |
| 1860s Decade Quiz | 0 | - | 4.21 | 29,397 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,538 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,456 |
| Military History Vocabulary | 0 | - | 4.84 | 52,247 |
| Events in History #4 | 0 | - | 4.43 | 36,360 |
| 2015 Year in Review | 0 | - | 3.90 | 23,508 |
| Neutral European Countries of WWII | 0 | - | 4.95 | 111,365 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 66,378 |
| Countries of Europe After World War II | 0 | - | 4.97 | 144,122 |
| Countries of Europe Before World War I | 0 | - | 5.00 | 113,022 |
| Quiz on the Year 1908 | 0 | - | 4.22 | 9,944 |
| 2016 News Stories - Name the Country | 0 | - | 4.36 | 20,062 |
| 2016 Year in Review | 0 | - | 3.93 | 30,463 |
| Most Recently-Settled Countries | 0 | - | 4.90 | 44,960 |
| Biggest Roman Empire Countries | 0 | - | 4.82 | 74,124 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 61,692 |
| Metals of Antiquity | 0 | - | 4.95 | 63,919 |
| 1850s Decade Quiz | 0 | - | 4.25 | 24,049 |
| 1840s Decade Quiz | 0 | - | 4.20 | 26,567 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.98 | 143,070 |
| The Trojan War | 0 | - | 4.84 | 26,094 |
| Quiz on the Year 1997 | 0 | - | 4.17 | 16,998 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.96 | 57,729 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.84 | 54,495 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.88 | 60,568 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 48,122 |
| First Countries to Reach 5 Million People | 0 | - | 4.91 | 99,382 |
| 2017 News Stories - Name the Country | 0 | - | 4.48 | 24,090 |
| 2017 Year in Review | 0 | - | 4.41 | 27,345 |
| Quiz on the Year 1998 | 0 | - | 4.28 | 13,433 |
| 16th Century A-Z | 0 | - | 4.44 | 14,268 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 116,909 |
| 20th Century A-Z | 0 | - | 4.36 | 34,575 |
| 19th Century A-Z | 0 | - | 4.67 | 29,940 |
| 17th Century A-Z | 0 | - | 4.45 | 21,356 |
| 18th Century A-Z | 0 | - | 4.57 | 27,897 |
| 15th Century A-Z | 0 | - | 4.33 | 13,050 |
| 14th Century A-Z | 0 | - | 4.24 | 13,484 |
| Former Flags | 0 | - | 4.96 | 71,001 |
| Former Countries by Territory Map | 0 | - | 4.96 | 75,382 |
| Events in U.S. History | 0 | - | 4.34 | 22,850 |
| The 9th and 10th Century | 0 | - | 4.41 | 25,819 |
| The 7th and 8th Century | 0 | - | 4.32 | 21,093 |
| The 5th and 6th Century | 0 | - | 4.64 | 18,890 |
| The 1st and 2nd Century | 0 | - | 4.57 | 19,561 |
| The 1st and 2nd Century BC | 0 | - | 4.40 | 13,045 |
| The 3rd and 4th Century BC | 0 | - | 4.39 | 11,781 |
| The 5th and 6th Century BC | 0 | - | 4.43 | 10,554 |
| The 7th, 8th, 9th and 10th Century BC | 0 | - | 4.58 | 8,125 |
| Countries of the World in 1900 | 0 | - | 4.87 | 52,869 |
| Empires by Maps | 0 | - | 4.99 | 75,976 |
| Events in Ancient History | 0 | - | 4.44 | 27,580 |
| 2018 News Stories - Name the Country | 0 | - | 4.40 | 20,038 |
| Ultimate 20th Century History Quiz | 0 | - | 4.87 | 40,724 |
| Two Letter Roman Numerals | 0 | - | 4.94 | 28,525 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 147,660 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.82 | 17,079 |
| Louisiana Purchase with a Map | 0 | - | 4.94 | 30,564 |
| Countries in the Byzantine Empire | 0 | - | 4.88 | 49,479 |
| Countries of Europe in 1444 | 0 | - | 4.94 | 73,385 |
| Name a Valid U.S. President #1 | 0 | - | 4.93 | 126,799 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 93,526 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 106,357 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 80,765 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 74,786 |
| Battle to Country | 0 | - | 4.89 | 30,702 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 85,076 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 67,252 |
| Cities by Former Name | 0 | - | 4.82 | 62,911 |
| Countries by Former Name | 0 | - | 4.98 | 82,950 |
| Flags of Countries of the World in 1910 | 0 | - | 4.95 | 59,104 |
| Name a Valid Year in History | 0 | - | 4.97 | 38,545 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 33,294 |
| 2019 Year in Review | 0 | - | 4.38 | 29,067 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.89 | 37,273 |
| MLB Baseball by Year, 1990–present | 0 | - | 3.69 | 8,007 |
| NBA Basketball by Year, 2000–present | 0 | - | 4.13 | 32,832 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 21,197 |
| The 21st Century | 0 | - | 4.44 | 58,817 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 59,044 |
| 2019 News Stories - Name the Country | 0 | - | 4.08 | 15,142 |
| NFL Football by Year, 2000–present | 0 | - | 4.20 | 15,918 |
| Countries by Founding Story | 0 | - | 4.91 | 48,964 |
| 2010s Decade Quiz | 0 | - | 4.55 | 53,698 |
| 1830s Decade Quiz | 0 | - | 4.33 | 18,801 |
| 1820s Decade Quiz | 0 | - | 4.40 | 18,705 |
| 1810s Decade Quiz | 0 | - | 4.44 | 19,086 |
| 1800s Decade Quiz | 0 | - | 4.38 | 19,949 |
| 1790s Decade Quiz | 0 | - | 4.39 | 21,555 |
| 1780s Decade Quiz | 0 | - | 4.09 | 16,475 |
| 1770s Decade Quiz | 0 | - | 3.86 | 17,524 |
| 2020 News Stories - Name the Country | 0 | - | 4.32 | 23,941 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 50,487 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.98 | 99,021 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.85 | 41,419 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.99 | 66,214 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.84 | 32,977 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 52,596 |
| 2020 Year in Review | 0 | - | 4.40 | 23,404 |
| Countries of the World in 1444 | 0 | - | 4.95 | 41,645 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.95 | 46,967 |
| Quiz on the Year 2000 | 0 | - | 4.02 | 16,404 |
| 100 Biggest Soviet Cities in 1989 with a Map | 0 | - | 4.95 | 18,320 |
| Former Country Flag-Shape Picture Quiz | 0 | - | 4.98 | 53,244 |
| "Second Best" History Edition | 0 | - | 4.93 | 26,528 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 50,425 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.84 | 35,329 |
| History: What Came First? #1 | 0 | - | 4.82 | 63,264 |
| 50 Biggest Cities in 1920 on a World Map | 0 | - | 4.99 | 55,345 |
