| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.92 | 708,464 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,339,315 |
| South America Capitals Quiz | 0 | - | 4.99 | 361,048 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,997 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,927 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,793 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,120 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,010 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 89,909 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,811 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,148 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,163 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,511 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,331 |
| Jewish Cities Quiz | 0 | - | 4.31 | 55,796 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,609 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,927 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,813 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,176 |
| Africa Capitals Quiz | 0 | - | 4.99 | 528,567 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,717 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,197 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,677 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,032 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,969 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,761 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,517 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,424 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,015 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,780 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,597 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,795 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 93,305 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,035 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,197 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,553 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,509 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,590 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.11 | 61,431 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.06 | 57,286 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,979 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,803 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,517 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,421 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,155 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,018 |
| Biggest Cities in France | 0 | - | 4.52 | 161,640 |
| Biggest Cities in Spain | 0 | - | 4.65 | 132,942 |
| Biggest Cities in Italy | 0 | - | 4.63 | 189,139 |
| Biggest Cities in California | 0 | - | 4.30 | 119,925 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,465 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 571,703 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,889 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,156 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,333 |
| Biggest Cities in The Netherlands | 0 | - | 4.44 | 35,658 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,876 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,243 |
| Biggest Cities in Europe | 0 | - | 4.63 | 403,865 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,526 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,273 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,830 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,610 |
| North America Capitals Quiz | 0 | - | 4.99 | 155,067 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 185,610 |
| Asia Capitals Quiz | 0 | - | 4.97 | 502,105 |
| Biggest Cities in China | 0 | - | 4.43 | 118,300 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,076 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,687 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,446 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,603 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 134,946 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,843 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,352 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,102 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,786 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,328 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,491 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,809 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,595 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,384 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,181 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,209 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,706 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,830 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,797 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,210 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,763 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,296 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,730 |
| Biggest Cities in India | 0 | - | 4.52 | 54,893 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,981 |
| Biggest City by Island | 0 | - | 4.49 | 42,239 |
| Official Cities in the UK | 0 | - | 4.89 | 197,612 |
| Biggest Cities in History | 0 | - | 4.47 | 70,628 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,866 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,891 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,381 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,475 |
| Europe Capital to Country | 0 | - | 4.99 | 199,067 |
| Australia Map Quiz | 0 | - | 4.94 | 282,397 |
| Flags of Oceania | 0 | - | 5.00 | 178,480 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,241 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,212 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,096 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.57 | 58,404 |
| Countries Closest to Australia | 0 | - | 4.99 | 132,545 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,960 |
| Countries Closest to Spain | 0 | - | 4.96 | 170,621 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,199 |
| World Capitals Closest to Jerusalem | 0 | - | 4.40 | 40,501 |
| Biggest City by Region | 0 | - | 4.50 | 29,171 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,266 |
| Biggest City by Region #2 | 0 | - | 4.44 | 19,861 |
| Oceania Map Quiz | 0 | - | 4.97 | 502,736 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,461 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,168 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 107,675 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,884 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,100 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,237 |
| Melbourne Suburbs | 0 | - | 4.64 | 27,896 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,400 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,673 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,522 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,965 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,299 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,533 |
| Cities of Ireland | 0 | - | 4.40 | 35,679 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,861 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,206 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,153 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,373 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,291 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,566 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 33,970 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,762 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,452 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,803 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 81,775 |
| World Capitals by Proximity | 0 | - | 4.91 | 263,564 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,581 |
| Megacities on a World Map | 0 | - | 4.97 | 199,709 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,355 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,848 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,459 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,658 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,699 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,078 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,599 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 65,461 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 312,406 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 101,137 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,284 |
| U.S. State Capitals Map Quiz | 0 | - | 4.89 | 108,977 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.91 | 154,416 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,045 |
| World Capitals Closest to Madrid | 0 | - | 4.46 | 38,309 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,709 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,938 |
| World Capitals Closest to Bangkok | 0 | - | 4.94 | 34,353 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 434,458 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,184 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 52,025 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 53,932 |
| All Cities in China with Population of 1 Million | 0 | - | 4.66 | 27,617 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,119 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,023 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 32,797 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,285 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,438 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.32 | 23,540 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,212 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,554 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 37,743 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 62,076 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,293 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,364 |
| Biggest Cities Near a Border | 0 | - | 4.11 | 14,590 |
| 1M Cities by Proximity - United States | 0 | - | 4.46 | 97,502 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,501 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 261,591 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,633 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,849 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,578 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.33 | 22,163 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 53,688 |
| Ten Southernmost Megacities | 0 | - | 4.68 | 32,410 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.49 | 30,522 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,298 |
| Which City in Australia? | 0 | - | 4.56 | 19,999 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.33 | 19,067 |
| Flags to Largest Cities | 0 | - | 4.55 | 23,040 |
| 500 Biggest US Cities | 0 | - | 4.88 | 75,965 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,453 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,881 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,329 |
| Random European Capital to Country | 0 | - | 4.97 | 128,648 |
| Random European Country to Capital | 0 | - | 4.90 | 103,939 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,908 |
