| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.90 | 798,098 |
| Biggest Cities in Texas | 0 | - | 4.24 | 110,212 |
| Biggest Urban Areas in the UK | 0 | - | 4.36 | 166,171 |
| Communist Countries in History | 0 | - | 4.43 | 430,924 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 318,073 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.69 | 97,715 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 134,988 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.85 | 107,219 |
| Biggest Cities by Language | 0 | - | 4.95 | 210,929 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 74,058 |
| Jewish Cities Quiz | 0 | - | 4.31 | 58,904 |
| Biggest Cities in Japan | 0 | - | 4.70 | 74,136 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 152,578 |
| Biggest Cities in Russia | 0 | - | 4.46 | 75,331 |
| Former Capitals Quiz | 0 | - | 4.79 | 57,593 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 47,574 |
| Biggest Cities in Poland | 0 | - | 4.56 | 47,060 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 12,763 |
| Biggest Cities Starting With A | 0 | - | 4.47 | 110,105 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 145,254 |
| Biggest Cities Starting With C | 0 | - | 4.03 | 95,518 |
| Biggest Cities Starting With D | 0 | - | 4.47 | 105,415 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 95,739 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 108,300 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 126,108 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 112,450 |
| Biggest Cities Starting With S | 0 | - | 4.35 | 112,613 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 114,349 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 28,167 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.31 | 82,131 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.30 | 68,723 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 76,808 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 82,495 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 65,367 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.15 | 61,118 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.15 | 20,937 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.86 | 55,505 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.19 | 59,369 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 66,789 |
| Biggest U.S. Cities A-Z | 0 | - | 4.51 | 121,115 |
| Biggest World Cities A-Z | 0 | - | 4.41 | 188,854 |
| Biggest Cities in France | 0 | - | 4.62 | 195,074 |
| Biggest Cities in Spain | 0 | - | 4.48 | 150,691 |
| Biggest Cities in Italy | 0 | - | 4.62 | 213,135 |
| Countries in World War II | 0 | - | 4.47 | 789,091 |
| Biggest Cities in California | 0 | - | 4.34 | 128,994 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 654,057 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,518 |
| Countries in World War I | 0 | - | 4.91 | 206,204 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 49,080 |
| Biggest Cities in Europe | 0 | - | 4.50 | 444,865 |
| Biggest Cities in Canada | 0 | - | 4.68 | 118,583 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 36,611 |
| Vietnam War Countries | 0 | - | 4.76 | 85,054 |
| Countries "Ruled" by King Charles III | 0 | - | 4.76 | 80,341 |
| Countries of the Soviet Union | 0 | - | 4.99 | 182,540 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 98,917 |
| Biggest Cities in China | 0 | - | 4.44 | 134,692 |
| Biggest Cities in Germany | 0 | - | 4.94 | 257,882 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 148,315 |
| The American Revolution | 0 | - | 4.51 | 51,187 |
| Biggest City in Every Country | 0 | - | 4.98 | 75,299 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 31,512 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,104 |
| Biggest City by Time Zone | 0 | - | 4.79 | 52,805 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.46 | 97,007 |
| Biggest English Cities by Century | 0 | - | 4.93 | 97,823 |
| WWII Trivia #1 | 0 | - | 4.30 | 158,970 |
| Notable People of WWII | 0 | - | 4.47 | 79,107 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,917 |
| Biggest European Cities by Letter | 0 | - | 4.52 | 117,370 |
| Biggest Cities in India | 0 | - | 4.61 | 61,386 |
| Biggest Cities in Asia | 0 | - | 4.91 | 93,828 |
| Biggest City by Island | 0 | - | 4.51 | 45,352 |
| WWII Trivia #2 | 0 | - | 4.44 | 84,828 |
| World War I Quiz | 0 | - | 4.70 | 90,490 |
| Biggest Cities in History | 0 | - | 4.47 | 78,530 |
| Biggest Cities by Trait #1 | 0 | - | 4.42 | 42,635 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 64,083 |
| The American Civil War | 0 | - | 4.63 | 48,324 |
| Five Biggest Cities by Country | 0 | - | 4.50 | 149,703 |
| Most Populous Countries in 1950 | 0 | - | 4.44 | 70,205 |
| Important Cities in WWII | 0 | - | 4.41 | 81,708 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 121,157 |
| WWI A-Z | 0 | - | 4.44 | 34,767 |
| WWII A-Z #1 | 0 | - | 4.74 | 91,635 |
| WWII A-Z #2 | 0 | - | 4.44 | 49,188 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 203,914 |
| WWII First Names | 0 | - | 4.46 | 38,132 |
| WWII Movies | 0 | - | 4.18 | 25,436 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 60,850 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 67,219 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 26,864 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 96,989 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 62,469 |
| World Leaders of the World Wars | 0 | - | 4.37 | 33,875 |
| Most Populous World Capitals | 0 | - | 4.91 | 143,881 |
| Biggest City by Region | 0 | - | 4.45 | 32,818 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 52,508 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,605 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.42 | 28,139 |
| WWII Geography | 0 | - | 4.79 | 97,420 |
| Biggest European Cities by Century | 0 | - | 4.96 | 116,811 |
| WWII Decoder | 0 | - | 4.40 | 48,014 |
| Biggest Cities by Latitude | 0 | - | 4.74 | 26,013 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 69,673 |
| Largest World Cities With Four Letters | 0 | - | 4.43 | 42,854 |
| Military History Vocabulary | 0 | - | 4.91 | 58,773 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 64,210 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 66,530 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.82 | 62,525 |
| Cities of Ireland | 0 | - | 4.43 | 39,086 |
| Largest Cities in Alexander's Empire | 0 | - | 4.48 | 38,365 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 163,638 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 128,663 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 89,276 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 50,180 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 129,102 |
| Cities of China (With Some Help) | 0 | - | 4.88 | 27,716 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 42,260 |
| Biggest Cities with Exceptions | 0 | - | 4.84 | 51,491 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 43,346 |
| Biggest Cities in the UK | 0 | - | 4.41 | 91,461 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 91,897 |
| Normandy D-Day Beaches | 0 | - | 4.79 | 35,979 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 63,930 |
| Megacities on a World Map | 0 | - | 4.98 | 216,870 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 195,361 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 56,843 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 106,939 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 87,339 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.70 | 42,251 |
| Ten Northernmost Megacities | 0 | - | 4.42 | 46,563 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 89,548 |
| Countries of Europe After World War II | 0 | - | 4.98 | 167,414 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 135,964 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 362,835 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 54,916 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,464 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.47 | 39,569 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 503,169 |
| Megacities on an Empty Map | 0 | - | 4.96 | 85,824 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 58,823 |
| The Reign of Napoleon | 0 | - | 4.46 | 35,656 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 61,799 |
| All Cities in China with Population of 1 Million | 0 | - | 4.62 | 37,095 |
| Northernmost Major City by Country | 0 | - | 4.53 | 30,445 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 27,722 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 39,728 |
| The Life of Winston Churchill | 0 | - | 4.10 | 11,264 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 62,522 |
| Soviet Union Country Quiz | 0 | - | 4.82 | 73,328 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.43 | 52,050 |
| Two Largest Cities by First Two Letters | 0 | - | 4.63 | 66,133 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 39,669 |
| The Dictator Files: Adolf Hitler | 0 | - | 4.60 | 56,590 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.20 | 38,958 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 50,037 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 67,772 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.51 | 73,635 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 55,610 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 41,260 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 297,963 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 94,619 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 68,066 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 33,515 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.37 | 29,605 |
| Ten Southernmost Megacities | 0 | - | 4.78 | 45,705 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.49 | 13,666 |
| Flags to Largest Cities | 0 | - | 4.63 | 29,999 |
| 500 Biggest US Cities | 0 | - | 4.83 | 94,140 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 28,418 |
| Cities Bombed During WWII | 0 | - | 4.05 | 26,462 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,954 |
| Every 1,000,000+ City on a Map | 0 | - | 4.98 | 80,317 |
| WWII Figures by Picture | 0 | - | 4.84 | 38,409 |
| World War II Multiple Choice | 0 | - | 4.32 | 93,409 |
| Biggest Cities in France - Extreme | 0 | - | 4.90 | 41,991 |
| Territory Changes in World War I | 0 | - | 4.85 | 39,194 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.76 | 62,069 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.88 | 72,997 |
| Countries of the German Empire | 0 | - | 4.47 | 32,900 |
| Countries that Have Won the Most Battles | 0 | - | 4.03 | 35,442 |
| Battle to Country | 0 | - | 4.87 | 33,874 |
| Countries of the Italian Empire | 0 | - | 4.21 | 25,038 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.61 | 24,199 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 34,871 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.89 | 58,010 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 32,073 |
| Largest Nordic Cities on a Map | 0 | - | 4.61 | 21,922 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 20,255 |
| Name a Valid Answer - World War II | 0 | - | 4.48 | 46,338 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 50,908 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 22,065 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.53 | 35,992 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 40,290 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 53,323 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 103,256 |
| WWI... or WWII? | 0 | - | 4.83 | 119,395 |
| Famous Generals - Non U.S. | 0 | - | 4.47 | 13,253 |
