| Quiz | Points | Best | Rating | Takes |
|---|
| U.S. Presidents Quiz | 0 | - | 5.00 | 2,845,672 |
| U.S. Presidents by Picture | 0 | - | 4.76 | 362,820 |
| Letters of the Greek Alphabet | 0 | - | 4.93 | 528,597 |
| Olympian Gods Quiz | 0 | - | 4.95 | 421,594 |
| English Monarchs Quiz | 0 | - | 4.82 | 403,187 |
| Words for Leaders | 0 | - | 4.70 | 196,852 |
| Communist Countries in History | 0 | - | 4.43 | 405,400 |
| Famous Dictators Quiz #1 | 0 | - | 4.62 | 173,704 |
| Mythical Creatures Quiz #1 | 0 | - | 4.88 | 618,058 |
| Figures from Greek Mythology | 0 | - | 4.84 | 157,270 |
| Roman Numeral Decoding Quiz | 0 | - | 4.82 | 359,884 |
| Name that Historical Figure #1 | 0 | - | 4.60 | 275,250 |
| 2010 Year in Review | 0 | - | 3.94 | 47,571 |
| Commonwealth of Nations Countries | 0 | - | 4.93 | 211,956 |
| Prime Ministers of the UK | 0 | - | 4.92 | 349,509 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 145,983 |
| Ye Olde Professions | 0 | - | 4.60 | 126,273 |
| 2011 Year in Review | 0 | - | 4.15 | 40,048 |
| Name that Greek Letter | 0 | - | 4.90 | 269,121 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 136,462 |
| Countries in World War II | 0 | - | 4.43 | 721,436 |
| Deadliest U.S. Wars | 0 | - | 4.79 | 148,139 |
| Countries in World War I | 0 | - | 4.90 | 193,424 |
| Biggest Nations and Empires Ever | 0 | - | 4.49 | 125,271 |
| NBA Basketball by Year, 1970–1999 | 0 | - | 4.24 | 39,434 |
| Countries Bordering China Since 1914 | 0 | - | 4.90 | 81,267 |
| Countries of the Soviet Union | 0 | - | 4.98 | 156,621 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.91 | 95,739 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.48 | 412,224 |
| Independence from Whom | 0 | - | 4.99 | 172,066 |
| Famous Empires in History | 0 | - | 4.82 | 96,042 |
| MLB Baseball by Year, 1960–1989 | 0 | - | 3.98 | 17,787 |
| NFL Football by Year, 1967–1999 | 0 | - | 4.25 | 23,699 |
| Biggest English Cities by Century | 0 | - | 4.92 | 91,444 |
| 2012 Year in Review | 0 | - | 4.03 | 44,135 |
| Who Controlled These Colonies? | 0 | - | 4.82 | 104,766 |
| First Names of U.S. Presidents | 0 | - | 4.83 | 313,620 |
| Most Populous Countries in 1900 | 0 | - | 4.88 | 152,863 |
| Warsaw Pact Countries | 0 | - | 4.88 | 67,160 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 61,590 |
| 2013 Year in Review | 0 | - | 4.30 | 38,394 |
| Music by Year, 1990–2009 | 0 | - | 4.17 | 95,061 |
| Music by Year, 1970–1989 | 0 | - | 4.21 | 36,213 |
| Movies by Year, 1990–2009 | 0 | - | 4.11 | 60,409 |
| Movies by Year, 1970–1989 | 0 | - | 4.23 | 22,643 |
| Current Events by Year, 1990–2009 | 0 | - | 4.75 | 138,110 |
| Current Events by Year, 1970–1989 | 0 | - | 4.45 | 58,535 |
| Current Events by Year, 1950–1969 | 0 | - | 4.28 | 42,683 |
| Current Events by Year, 1930–1949 | 0 | - | 4.43 | 47,264 |
| Current Events by Year, 1910–1929 | 0 | - | 4.27 | 43,800 |
| Figures From the 18th Century | 0 | - | 3.98 | 14,744 |
| Ancient Greek Words | 0 | - | 4.86 | 86,339 |
| Confederate States of the U.S. Civil War | 0 | - | 4.90 | 108,601 |
| The 20th Century | 0 | - | 4.39 | 75,399 |
| The 19th Century | 0 | - | 4.40 | 50,525 |
| The 18th Century | 0 | - | 4.46 | 39,733 |
| The 17th Century | 0 | - | 4.40 | 40,946 |
| The 16th Century | 0 | - | 4.63 | 47,255 |
| The 15th Century | 0 | - | 4.36 | 39,987 |
| The 14th Century | 0 | - | 4.44 | 38,013 |
| The 13th Century | 0 | - | 4.38 | 32,207 |
| The 11th and 12th Century | 0 | - | 4.48 | 43,496 |
| Roman Emperors | 0 | - | 4.95 | 84,575 |
| History by Letter - A | 0 | - | 4.51 | 125,412 |
| History by Letter - B | 0 | - | 4.49 | 142,117 |
| History by Letter - C | 0 | - | 4.70 | 138,177 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 191,457 |
| History by Letter - J | 0 | - | 4.44 | 127,952 |
| Countries of the Japanese Empire | 0 | - | 4.96 | 80,170 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 64,146 |
| 2014 Year in Review | 0 | - | 4.46 | 29,057 |
| Countries Settled by Vikings | 0 | - | 4.93 | 105,185 |
| U.S. Celebrity Gossip by Year, 1991–2009 | 0 | - | 3.71 | 36,848 |
| 1990s Decade Quiz | 0 | - | 3.98 | 45,181 |
| 2000s Decade Quiz | 0 | - | 4.10 | 93,762 |
| 1980s Decade Quiz | 0 | - | 4.30 | 63,772 |
| 1970s Decade Quiz | 0 | - | 4.17 | 38,643 |
| Countries that Bordered the USSR | 0 | - | 4.92 | 134,174 |
| 1960s Decade Quiz #1 | 0 | - | 4.27 | 37,770 |
| 1960s Decade Quiz #2 | 0 | - | 4.34 | 31,334 |
| 1950s Decade Quiz | 0 | - | 4.23 | 37,341 |
| 1940s Decade Quiz | 0 | - | 4.29 | 38,993 |
| 1930s Decade Quiz | 0 | - | 4.20 | 36,563 |
| 1920s Decade Quiz | 0 | - | 4.30 | 37,317 |
| 1910s Decade Quiz | 0 | - | 4.16 | 39,105 |
| 1900s Decade Quiz | 0 | - | 4.20 | 33,134 |
| 1890s Decade Quiz | 0 | - | 4.11 | 30,333 |
| 1880s Decade Quiz | 0 | - | 4.14 | 30,501 |
| 1870s Decade Quiz | 0 | - | 4.27 | 27,534 |
| 1860s Decade Quiz | 0 | - | 4.29 | 30,297 |
| Biggest European Cities by Century | 0 | - | 4.95 | 111,046 |
| Former Countries | 0 | - | 4.62 | 117,761 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 63,926 |
| Military History Vocabulary | 0 | - | 4.89 | 55,008 |
| 2015 Year in Review | 0 | - | 3.96 | 24,077 |
| Neutral European Countries of WWII | 0 | - | 4.93 | 118,506 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 70,107 |
| Countries of Europe After World War II | 0 | - | 4.97 | 154,291 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 122,812 |
| 2016 News Stories - Name the Country | 0 | - | 4.43 | 20,996 |
| 2016 Year in Review | 0 | - | 3.90 | 31,171 |
| Most Recently-Settled Countries | 0 | - | 4.88 | 46,456 |
| Biggest Roman Empire Countries | 0 | - | 4.84 | 76,988 |
| Biggest Mongol Empire Countries | 0 | - | 4.90 | 63,736 |
| Metals of Antiquity | 0 | - | 4.95 | 66,438 |
| 1850s Decade Quiz | 0 | - | 4.32 | 24,913 |
| 1840s Decade Quiz | 0 | - | 4.24 | 27,453 |
| Soviet Union Country Quiz | 0 | - | 4.85 | 60,468 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.97 | 162,930 |
| The Trojan War | 0 | - | 4.86 | 27,731 |
| Quiz on the Year 1997 | 0 | - | 4.25 | 17,685 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 71,560 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.83 | 57,127 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.90 | 63,015 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.90 | 50,378 |
| First Countries to Reach 5 Million People | 0 | - | 4.89 | 102,956 |
| 2017 News Stories - Name the Country | 0 | - | 4.47 | 25,374 |
| 2017 Year in Review | 0 | - | 4.45 | 28,406 |
| Quiz on the Year 1998 | 0 | - | 4.28 | 14,120 |
| 16th Century A-Z | 0 | - | 4.47 | 15,010 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 123,341 |
| 20th Century A-Z | 0 | - | 4.38 | 36,095 |
| 19th Century A-Z | 0 | - | 4.71 | 31,690 |
| 17th Century A-Z | 0 | - | 4.52 | 22,473 |
| 18th Century A-Z | 0 | - | 4.54 | 29,428 |
| 15th Century A-Z | 0 | - | 4.31 | 13,908 |
| 14th Century A-Z | 0 | - | 4.25 | 14,264 |
| Former Flags | 0 | - | 4.97 | 74,719 |
| Former Countries by Territory Map | 0 | - | 4.96 | 78,785 |
| The 9th and 10th Century | 0 | - | 4.47 | 26,712 |
| The 7th and 8th Century | 0 | - | 4.31 | 21,714 |
| The 5th and 6th Century | 0 | - | 4.62 | 19,706 |
| The 1st and 2nd Century | 0 | - | 4.58 | 20,472 |
| The 1st and 2nd Century BC | 0 | - | 4.44 | 13,884 |
| The 3rd and 4th Century BC | 0 | - | 4.41 | 12,434 |
| The 5th and 6th Century BC | 0 | - | 4.36 | 11,306 |
| The 7th, 8th, 9th and 10th Century BC | 0 | - | 4.57 | 8,987 |
| Countries of the World in 1900 | 0 | - | 4.85 | 57,196 |
| Empires by Maps | 0 | - | 4.99 | 81,850 |
| 2018 News Stories - Name the Country | 0 | - | 4.41 | 21,096 |
| Ultimate 20th Century History Quiz | 0 | - | 4.85 | 42,669 |
| Two Letter Roman Numerals | 0 | - | 4.96 | 32,717 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 155,610 |
| Territory Changes in World War I | 0 | - | 4.82 | 36,458 |
| Louisiana Purchase with a Map | 0 | - | 4.94 | 32,258 |
| Countries in the Byzantine Empire | 0 | - | 4.92 | 61,876 |
| Countries of Europe in 1444 | 0 | - | 4.93 | 78,538 |
| Name a Valid U.S. President #1 | 0 | - | 4.94 | 135,322 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 100,087 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 113,807 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 85,098 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 79,832 |
| Battle to Country | 0 | - | 4.86 | 32,173 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 90,042 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 71,007 |
| Countries by Former Name | 0 | - | 4.98 | 86,886 |
| Flags of Countries of the World in 1910 | 0 | - | 4.95 | 62,850 |
| Name a Valid Year in History | 0 | - | 4.95 | 43,752 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 35,851 |
| 2019 Year in Review | 0 | - | 4.41 | 30,366 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.88 | 40,863 |
| MLB Baseball by Year, 1990–present | 0 | - | 3.69 | 8,335 |
| NBA Basketball by Year, 2000–present | 0 | - | 4.07 | 35,056 |
| States of the German Confederation in 1848 | 0 | - | 4.83 | 23,330 |
| The 21st Century | 0 | - | 4.45 | 61,297 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 63,683 |
| 2019 News Stories - Name the Country | 0 | - | 4.10 | 15,866 |
| NFL Football by Year, 2000–present | 0 | - | 4.17 | 20,798 |
| Countries by Founding Story | 0 | - | 4.90 | 50,755 |
| 2010s Decade Quiz | 0 | - | 4.52 | 72,142 |
| 1830s Decade Quiz | 0 | - | 4.33 | 19,727 |
| 1820s Decade Quiz | 0 | - | 4.42 | 19,871 |
| 1810s Decade Quiz | 0 | - | 4.46 | 20,348 |
| 1800s Decade Quiz | 0 | - | 4.40 | 21,007 |
| 1790s Decade Quiz | 0 | - | 4.44 | 22,684 |
| 1780s Decade Quiz | 0 | - | 4.12 | 17,170 |
| 1770s Decade Quiz | 0 | - | 3.87 | 18,239 |
| 2020 News Stories - Name the Country | 0 | - | 4.38 | 25,266 |
| WWI... or WWII? | 0 | - | 4.82 | 106,997 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 54,329 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.96 | 108,981 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 70,509 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 55,960 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.82 | 8,076 |
| 2020 Year in Review | 0 | - | 4.49 | 24,451 |
| Countries of the World in 1444 | 0 | - | 4.98 | 44,753 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.96 | 51,330 |
| Quiz on the Year 2000 | 0 | - | 4.02 | 17,027 |
| 100 Biggest Soviet Cities in 1989 with a Map | 0 | - | 4.94 | 21,482 |
| Former Country Flag-Shape Picture Quiz | 0 | - | 4.98 | 57,166 |
| "Second Best" History Edition | 0 | - | 4.91 | 39,926 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 54,762 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.92 | 40,282 |
| Countries of Europe before World War II with a Map | 0 | - | 4.92 | 30,465 |
| History: What Came First? #1 | 0 | - | 4.86 | 81,396 |
| 50 Biggest Cities in 1920 on a World Map | 0 | - | 4.99 | 59,486 |
| Play-Doh Presidents | 0 | - | 5.00 | 66,580 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.98 | 41,013 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 75,952 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.92 | 36,340 |
