| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 741,366 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,387 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,197 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,210,444 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 159,986 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,254 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 299,662 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.61 | 92,917 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 130,284 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 102,226 |
| Biggest Cities by Language | 0 | - | 4.95 | 200,714 |
| Biggest Nordic Cities | 0 | - | 4.36 | 57,757 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,310 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 316,545 |
| Jewish Cities Quiz | 0 | - | 4.30 | 57,111 |
| Biggest Cities in Japan | 0 | - | 4.69 | 69,628 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 144,811 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,453 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 67,788 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,294 |
| Biggest Cities in Poland | 0 | - | 4.55 | 42,940 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,542 |
| Biggest Cities Starting With A | 0 | - | 4.49 | 102,939 |
| Biggest Cities Starting With B | 0 | - | 4.32 | 137,086 |
| Biggest Cities Starting With C | 0 | - | 4.04 | 90,996 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 99,473 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 88,974 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 73,553 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 101,107 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 117,995 |
| Biggest Cities Starting With P | 0 | - | 4.49 | 93,827 |
| Biggest Cities Starting With S | 0 | - | 4.39 | 98,060 |
| Biggest Cities Starting With T | 0 | - | 4.31 | 98,176 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,670 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 77,590 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 64,693 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.20 | 72,612 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 78,658 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 62,847 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.11 | 58,651 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,063 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 53,822 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 56,948 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 64,016 |
| Biggest U.S. Cities A-Z | 0 | - | 4.61 | 114,075 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 172,991 |
| Biggest Cities in France | 0 | - | 4.45 | 170,641 |
| Biggest Cities in Spain | 0 | - | 4.60 | 139,705 |
| Biggest Cities in Italy | 0 | - | 4.60 | 198,508 |
| Biggest Cities in California | 0 | - | 4.33 | 123,674 |
| Biggest Cities in Florida | 0 | - | 4.18 | 63,589 |
| Biggest Cities in the World Quiz | 0 | - | 4.80 | 599,837 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,250 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 86,805 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,087 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 45,015 |
| Biggest Cities in New York State | 0 | - | 4.24 | 52,957 |
| Biggest Cities in Europe | 0 | - | 4.50 | 420,400 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 18,435 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,076 |
| Biggest Cities in Canada | 0 | - | 4.60 | 112,689 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,199 |
| Countries with the Highest Population Density | 0 | - | 4.87 | 135,059 |
| Biggest Cities in China | 0 | - | 4.44 | 124,449 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,388 |
| Biggest Cities in Germany | 0 | - | 4.93 | 238,541 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,135 |
| Second Biggest Cities Quiz | 0 | - | 4.21 | 37,426 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 139,952 |
| Biggest City in Every Country | 0 | - | 4.97 | 70,880 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,142 |
| Biggest Cities in Colorado | 0 | - | 4.01 | 28,248 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,355 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,372 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,757 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,640 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,624 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,502 |
| Biggest Cities in Missouri | 0 | - | 4.17 | 14,905 |
| Biggest Cities in Oregon | 0 | - | 4.05 | 17,504 |
| Biggest Cities in Alaska | 0 | - | 4.31 | 22,016 |
| Biggest City by Time Zone | 0 | - | 4.76 | 51,033 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 94,232 |
| Biggest English Cities by Century | 0 | - | 4.92 | 90,546 |
| Biggest Cities in Switzerland | 0 | - | 4.54 | 40,397 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 113,098 |
| Most Populous Countries in 2050 | 0 | - | 4.92 | 178,767 |
| Biggest Cities in India | 0 | - | 4.60 | 57,580 |
| Biggest Cities in Asia | 0 | - | 4.91 | 89,002 |
| Biggest City by Island | 0 | - | 4.49 | 43,644 |
| Most Populous Countries in 1900 | 0 | - | 4.88 | 152,025 |
| Biggest Cities in History | 0 | - | 4.46 | 73,889 |
| Biggest Cities by Trait #1 | 0 | - | 4.42 | 41,098 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 38,808 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 61,064 |
| Five Biggest Cities by Country | 0 | - | 4.60 | 141,213 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 58,103 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 64,788 |
| Biggest Coastal City by Country | 0 | - | 4.54 | 25,578 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,378 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,033 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.95 | 128,013 |
| Most Populous World Capitals | 0 | - | 4.89 | 131,911 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.85 | 55,642 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 358,035 |
| Biggest City by Region | 0 | - | 4.47 | 30,954 |
| Top Five Countries By Category #2 | 0 | - | 4.92 | 144,095 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 49,900 |
| Top Five Countries By Category #3 | 0 | - | 4.87 | 130,776 |
| Biggest City by Region #2 | 0 | - | 4.43 | 21,239 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.39 | 26,591 |
| Biggest European Cities by Century | 0 | - | 4.95 | 109,955 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 231,639 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 60,480 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.95 | 59,809 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 23,445 |
| Biggest Cities by Latitude | 0 | - | 4.68 | 25,006 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 63,088 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 40,897 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.60 | 60,805 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 32,284 |
| Biggest Two-Word Cities | 0 | - | 4.61 | 36,092 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 61,868 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.71 | 58,509 |
| Cities of Ireland | 0 | - | 4.42 | 36,928 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 36,847 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 152,884 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 83,989 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 47,930 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 123,094 |
| Cities of China (With Some Help) | 0 | - | 4.83 | 25,317 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 39,576 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 44,817 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 227,525 |
| Countries with Megacities | 0 | - | 4.99 | 182,106 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 176,833 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.95 | 133,305 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 142,094 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 41,116 |
| Biggest Cities in the UK | 0 | - | 4.42 | 84,157 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.93 | 85,796 |
| Biggest World Cities in 1850 | 0 | - | 4.53 | 49,234 |
| Megacities on a World Map | 0 | - | 4.98 | 206,287 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 182,385 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 50,488 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 99,891 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 77,162 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,475 |
| Ten Northernmost Megacities | 0 | - | 4.43 | 45,114 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 84,199 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 333,713 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 136,415 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 33,824 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 51,871 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.47 | 36,011 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.45 | 37,456 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 467,853 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.14 | 71,837 |
| Megacities on an Empty Map | 0 | - | 4.96 | 80,658 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,263 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.70 | 37,103 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 57,149 |
| All Cities in China with Population of 1 Million | 0 | - | 4.53 | 33,088 |
| Northernmost Major City by Country | 0 | - | 4.51 | 29,072 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 23,921 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 35,627 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 58,267 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 45,870 |
| Two Largest Cities by First Two Letters | 0 | - | 4.59 | 58,467 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 37,648 |
| Largest World Capitals with Exceptions | 0 | - | 4.69 | 48,166 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 64,402 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 55,920 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.59 | 52,942 |
| Biggest Cities Near a Border | 0 | - | 4.13 | 15,356 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,236 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 275,639 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 85,378 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 64,450 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 31,771 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.35 | 28,281 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 43,603 |
| Biggest Cities by Trait #2 | 0 | - | 4.33 | 13,067 |
| Flags to Largest Cities | 0 | - | 4.57 | 25,340 |
| 500 Biggest US Cities | 0 | - | 4.85 | 82,951 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,241 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,738 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 61,348 |
| Random European Capital to Country | 0 | - | 4.96 | 136,045 |
| Random European Country to Capital | 0 | - | 4.88 | 122,138 |
| Random Asian Capital to Country | 0 | - | 4.96 | 77,886 |
| Random Asian Country to Capital | 0 | - | 4.91 | 68,324 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 35,627 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 50,473 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 61,005 |
| Biggest Cities in the World - 2100 | 0 | - | 4.28 | 71,925 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.56 | 22,724 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 30,559 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.85 | 54,160 |
| Biggest Cities in Australia on a Map | 0 | - | 4.60 | 29,145 |
