| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 707,483 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,337,342 |
| World Capitals Quiz | 0 | - | 5.00 | 3,917,234 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,180,403 |
| South America Capitals Quiz | 0 | - | 4.99 | 360,352 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,939 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,898 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,703 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,092 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 287,736 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 89,817 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,742 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,084 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,002 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,487 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,272 |
| Jewish Cities Quiz | 0 | - | 4.31 | 55,759 |
| Biggest Cities in Japan | 0 | - | 4.73 | 66,529 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,773 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,753 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,148 |
| Africa Capitals Quiz | 0 | - | 4.99 | 527,527 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,632 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,134 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,654 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 86,950 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,870 |
| Biggest Cities Starting With C | 0 | - | 3.99 | 79,303 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,691 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,438 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,373 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 84,927 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,658 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,493 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,693 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 93,209 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,003 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,080 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,448 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,240 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,487 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 61,358 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.06 | 57,215 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,914 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,736 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,444 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,349 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,076 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 166,863 |
| Biggest Cities in France | 0 | - | 4.52 | 161,403 |
| Biggest Cities in Spain | 0 | - | 4.64 | 132,758 |
| Biggest Cities in Italy | 0 | - | 4.57 | 188,910 |
| Biggest Cities in California | 0 | - | 4.30 | 119,840 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,420 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 570,943 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,858 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,074 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,284 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 33,687 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,861 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,202 |
| Biggest Cities in Europe | 0 | - | 4.63 | 403,469 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,501 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,246 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,732 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,567 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 185,190 |
| Asia Capitals Quiz | 0 | - | 4.97 | 501,415 |
| Biggest Cities in China | 0 | - | 4.43 | 118,163 |
| Summer Olympics Host Cities | 0 | - | 4.97 | 160,903 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,046 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,323 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,415 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,591 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 134,490 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,784 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,333 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,078 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,758 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,309 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,464 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,769 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,576 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,375 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,159 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,196 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,688 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,806 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,766 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,164 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,631 |
| Biggest Cities in Switzerland | 0 | - | 4.55 | 38,225 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,671 |
| Biggest Cities in India | 0 | - | 4.52 | 54,821 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,912 |
| Biggest City by Island | 0 | - | 4.49 | 42,203 |
| Official Cities in the UK | 0 | - | 4.89 | 197,309 |
| Biggest Cities in History | 0 | - | 4.49 | 70,517 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,824 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,863 |
| Random Capital to Country | 0 | - | 4.99 | 2,072,613 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,306 |
| Random Country to Capital | 0 | - | 4.98 | 694,022 |
| Nearest Capital City #1 | 0 | - | 4.80 | 42,579 |
| Nearest Capital City #2 | 0 | - | 4.43 | 26,546 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,350 |
| Europe Capital to Country | 0 | - | 4.99 | 198,908 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,200 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,166 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,053 |
| Closest City Pairs #1 | 0 | - | 4.43 | 21,401 |
| Closest City Pairs #2 | 0 | - | 4.54 | 24,544 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.49 | 55,118 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,929 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,031 |
| Biggest City by Region | 0 | - | 4.50 | 29,126 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,206 |
| Biggest City by Region #2 | 0 | - | 4.44 | 19,819 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,443 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,050 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 107,600 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,870 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,077 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,163 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,358 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,603 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,497 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,898 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,190 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,457 |
| World Capitals by Map | 0 | - | 5.00 | 190,040 |
| Cities of Ireland | 0 | - | 4.40 | 35,647 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,823 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,003 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,058 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,324 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,159 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,519 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 33,892 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,710 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,415 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,685 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,683 |
| World Capitals by Proximity | 0 | - | 4.91 | 263,334 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,529 |
| Megacities on a World Map | 0 | - | 4.97 | 199,485 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 173,313 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,803 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,315 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,554 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,649 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,050 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,505 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 65,394 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 310,838 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,257 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 49,988 |
| World Capitals Closest to Madrid | 0 | - | 4.46 | 38,264 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 176,060 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,669 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,899 |
| World Capitals Closest to Bangkok | 0 | - | 4.94 | 34,307 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 433,848 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,070 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 51,950 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 53,814 |
| All Cities in China with Population of 1 Million | 0 | - | 4.66 | 27,505 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,099 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 20,886 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 32,647 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,178 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,377 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,151 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,513 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 37,643 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 62,013 |
| Capital Cities Nearest to Islands | 0 | - | 4.48 | 10,993 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,244 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,324 |
| Biggest Cities Near a Border | 0 | - | 4.11 | 14,567 |
| 1M Cities by Proximity - United States | 0 | - | 4.46 | 97,410 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,455 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.91 | 37,098 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 261,233 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,514 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,788 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,550 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.33 | 22,150 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 53,635 |
| Ten Southernmost Megacities | 0 | - | 4.68 | 32,374 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.49 | 30,487 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,273 |
| Flags to Largest Cities | 0 | - | 4.55 | 22,958 |
| 500 Biggest US Cities | 0 | - | 4.88 | 75,753 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,429 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 13,851 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,239 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,820 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,131 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 50,926 |
