| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.90 | 798,018 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,500,514 |
| Biggest Cities in Texas | 0 | - | 4.24 | 110,209 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 27,615 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,289,309 |
| Biggest Urban Areas in the UK | 0 | - | 4.36 | 166,168 |
| Biggest Cities in New Jersey | 0 | - | 4.05 | 24,593 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 318,046 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.69 | 97,705 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 134,982 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.85 | 107,211 |
| Biggest Cities by Language | 0 | - | 4.95 | 210,915 |
| Biggest Nordic Cities | 0 | - | 4.35 | 59,355 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 74,048 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 345,069 |
| Jewish Cities Quiz | 0 | - | 4.31 | 58,901 |
| Biggest Cities in Japan | 0 | - | 4.70 | 74,132 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 152,572 |
| Biggest Cities in Russia | 0 | - | 4.46 | 75,329 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 69,556 |
| Countries that Start with A | 0 | - | 4.96 | 1,903,654 |
| Countries that Start with B | 0 | - | 4.93 | 2,042,430 |
| Countries that Start with C | 0 | - | 4.94 | 1,613,076 |
| Countries that Start with D | 0 | - | 4.94 | 571,974 |
| Countries that Start with E | 0 | - | 4.92 | 1,205,430 |
| Countries that Start with G | 0 | - | 4.95 | 1,324,568 |
| Countries that Start with H | 0 | - | 4.92 | 487,573 |
| Countries that Start with I | 0 | - | 4.90 | 1,137,965 |
| Countries that Start with J | 0 | - | 4.97 | 491,625 |
| Countries that Start with K | 0 | - | 4.94 | 692,850 |
| Countries that Start with L | 0 | - | 4.98 | 949,930 |
| Countries that Start with N | 0 | - | 4.89 | 976,471 |
| Countries that Start with P | 0 | - | 4.89 | 1,079,704 |
| Countries that Start with S | 0 | - | 4.97 | 1,576,547 |
| Countries that Start with U | 0 | - | 4.96 | 804,262 |
| Countries that Start with V | 0 | - | 4.97 | 539,733 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 47,567 |
| Countries that Start with M | 0 | - | 4.94 | 1,231,008 |
| Biggest Cities in Poland | 0 | - | 4.56 | 47,056 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 12,761 |
| Biggest Cities Starting With A | 0 | - | 4.47 | 110,098 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 145,243 |
| Biggest Cities Starting With C | 0 | - | 4.03 | 95,514 |
| Biggest Cities Starting With D | 0 | - | 4.47 | 105,410 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 95,732 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 77,541 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 108,284 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 126,098 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 112,441 |
| Biggest Cities Starting With S | 0 | - | 4.35 | 112,604 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 114,338 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 28,164 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.31 | 82,123 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.30 | 68,712 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 76,796 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 82,489 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 65,364 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.15 | 61,113 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.15 | 20,933 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.86 | 55,501 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.19 | 59,365 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 66,785 |
| Biggest U.S. Cities A-Z | 0 | - | 4.51 | 121,097 |
| Biggest World Cities A-Z | 0 | - | 4.41 | 188,798 |
| Biggest Cities in France | 0 | - | 4.62 | 195,051 |
| Biggest Cities in Spain | 0 | - | 4.48 | 150,680 |
| Biggest Cities in Italy | 0 | - | 4.62 | 213,112 |
| Biggest Cities in California | 0 | - | 4.34 | 128,987 |
| Biggest Cities in Florida | 0 | - | 4.19 | 66,622 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 653,925 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,517 |
| Biggest Cities in Ohio | 0 | - | 4.36 | 45,237 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 49,074 |
| Biggest Cities in New York State | 0 | - | 4.23 | 55,255 |
| Biggest Cities in Europe | 0 | - | 4.50 | 444,822 |
| Biggest Cities in Indiana | 0 | - | 4.28 | 19,510 |
| Biggest Cities in Tennessee | 0 | - | 4.24 | 18,895 |
| Biggest Cities in Canada | 0 | - | 4.68 | 118,573 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 36,608 |
| Biggest Cities in China | 0 | - | 4.44 | 134,662 |
| Biggest Cities in Pennsylvania | 0 | - | 4.14 | 42,265 |
| Biggest Cities in Germany | 0 | - | 4.94 | 257,859 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 59,543 |
| Second Biggest Cities Quiz | 0 | - | 4.20 | 38,677 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 148,293 |
| Biggest City in Every Country | 0 | - | 4.98 | 75,286 |
| Biggest Cities in Louisiana | 0 | - | 4.07 | 17,966 |
| Biggest Cities in Colorado | 0 | - | 4.03 | 29,592 |
| Biggest Cities in Arizona | 0 | - | 4.22 | 28,004 |
| Biggest Cities in Virginia | 0 | - | 4.23 | 22,601 |
| Biggest Cities in Illinois | 0 | - | 4.33 | 24,095 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 31,509 |
| Biggest Cities in Wisconsin | 0 | - | 4.45 | 23,104 |
| Biggest Cities in Massachusetts | 0 | - | 4.35 | 27,119 |
| Biggest Cities in Missouri | 0 | - | 4.20 | 15,641 |
| Biggest Cities in Oregon | 0 | - | 4.10 | 18,463 |
| Biggest Cities in Alaska | 0 | - | 4.23 | 23,219 |
| Biggest City by Time Zone | 0 | - | 4.79 | 52,801 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.46 | 97,003 |
| Biggest English Cities by Century | 0 | - | 4.93 | 97,813 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,915 |
| Biggest European Cities by Letter | 0 | - | 4.52 | 117,362 |
| Biggest Cities in India | 0 | - | 4.61 | 61,377 |
| Biggest Cities in Asia | 0 | - | 4.91 | 93,818 |
| Biggest City by Island | 0 | - | 4.51 | 45,349 |
| Biggest Cities in History | 0 | - | 4.47 | 78,519 |
| Biggest Cities by Trait #1 | 0 | - | 4.42 | 42,631 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,679 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 64,082 |
| Five Biggest Cities by Country | 0 | - | 4.50 | 149,695 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 60,846 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 67,217 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 26,864 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 62,467 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 18,500 |
| Most Populous World Capitals | 0 | - | 4.91 | 143,851 |
| Biggest City by Region | 0 | - | 4.45 | 32,816 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 52,505 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,604 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.42 | 28,137 |
| Biggest European Cities by Century | 0 | - | 4.96 | 116,799 |
| Capitals of the Most Populated Countries | 0 | - | 4.97 | 115,235 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 24,306 |
| Biggest Cities by Latitude | 0 | - | 4.74 | 26,010 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 69,664 |
| Largest World Cities With Four Letters | 0 | - | 4.43 | 42,850 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 64,205 |
| Biggest Axis-Controlled Cities | 0 | - | 4.28 | 36,677 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 66,521 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.82 | 62,518 |
| Cities of Ireland | 0 | - | 4.43 | 39,082 |
| Largest Cities in Alexander's Empire | 0 | - | 4.48 | 38,362 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 163,626 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 89,267 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 50,178 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 129,096 |
| Cities of China (With Some Help) | 0 | - | 4.88 | 27,712 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 42,254 |
| Biggest Cities with Exceptions | 0 | - | 4.84 | 51,467 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 43,345 |
| Biggest Cities in the UK | 0 | - | 4.41 | 91,450 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 91,888 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 63,924 |
| Megacities on a World Map | 0 | - | 4.98 | 216,843 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 195,344 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 56,818 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 106,927 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 87,261 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.70 | 42,250 |
| Ten Northernmost Megacities | 0 | - | 4.42 | 46,561 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 89,535 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 362,798 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.29 | 36,296 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 54,910 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 203,603 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,462 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.47 | 39,564 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 503,125 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.21 | 86,686 |
| Megacities on an Empty Map | 0 | - | 4.96 | 85,817 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 58,812 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 61,795 |
| All Cities in China with Population of 1 Million | 0 | - | 4.61 | 37,088 |
| Northernmost Major City by Country | 0 | - | 4.53 | 30,440 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 27,716 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 39,722 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 62,515 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.43 | 52,032 |
| Two Largest Cities by First Two Letters | 0 | - | 4.64 | 66,092 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 39,663 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 50,036 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 67,765 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.51 | 73,631 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 55,608 |
| Biggest Cities Near a Border | 0 | - | 4.16 | 19,007 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 41,254 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 297,935 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 94,605 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 68,063 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 33,514 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.37 | 29,600 |
| Ten Southernmost Megacities | 0 | - | 4.78 | 45,701 |
| Biggest Cities by Trait #2 | 0 | - | 4.33 | 13,955 |
| Flags to Largest Cities | 0 | - | 4.63 | 29,993 |
| 500 Biggest US Cities | 0 | - | 4.83 | 94,122 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 28,417 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,953 |
| Every 1,000,000+ City on a Map | 0 | - | 4.98 | 80,290 |
| Random European Capital to Country | 0 | - | 4.96 | 149,587 |
| Random European Country to Capital | 0 | - | 4.90 | 132,840 |
| Biggest Cities in France - Extreme | 0 | - | 4.90 | 41,981 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.76 | 62,061 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.88 | 72,982 |
| Biggest Cities in the World - 2100 | 0 | - | 4.26 | 78,861 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.61 | 24,196 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 34,869 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.89 | 58,003 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 32,068 |
| Largest Nordic Cities on a Map | 0 | - | 4.61 | 21,894 |
| Cities in Squares on a Map - North America | 0 | - | 4.36 | 18,944 |
