| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 746,686 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,412,348 |
| World Capitals Quiz | 0 | - | 5.00 | 4,146,104 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,249,717 |
| South America Capitals Quiz | 0 | - | 4.99 | 383,725 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,791 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,334 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 160,697 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,368 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 301,586 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.61 | 93,309 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 130,639 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 102,677 |
| Biggest Cities by Language | 0 | - | 4.95 | 201,694 |
| Biggest Nordic Cities | 0 | - | 4.36 | 57,964 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,591 |
| Jewish Cities Quiz | 0 | - | 4.30 | 57,302 |
| Biggest Cities in Japan | 0 | - | 4.68 | 70,080 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 145,947 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,793 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 67,933 |
| Africa Capitals Quiz | 0 | - | 4.99 | 566,124 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,707 |
| Biggest Cities in Poland | 0 | - | 4.55 | 43,333 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,684 |
| Biggest Cities Starting With A | 0 | - | 4.50 | 104,342 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 138,659 |
| Biggest Cities Starting With C | 0 | - | 4.04 | 91,881 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 100,627 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 90,082 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 74,381 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 102,296 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 119,486 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 106,483 |
| Biggest Cities Starting With S | 0 | - | 4.36 | 106,949 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 99,257 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,907 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 78,088 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 65,116 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.21 | 73,137 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 79,116 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,133 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.12 | 58,924 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,276 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 54,063 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,215 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 64,319 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 114,886 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 173,937 |
| Biggest Cities in France | 0 | - | 4.45 | 171,952 |
| Biggest Cities in Spain | 0 | - | 4.60 | 140,754 |
| Biggest Cities in Italy | 0 | - | 4.60 | 199,908 |
| Biggest Cities in California | 0 | - | 4.33 | 124,171 |
| Biggest Cities in Florida | 0 | - | 4.18 | 63,873 |
| Biggest Cities in the World Quiz | 0 | - | 4.80 | 604,237 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,419 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 87,234 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,342 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 45,429 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,072 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,162 |
| Biggest Cities in Europe | 0 | - | 4.50 | 422,915 |
| Biggest Cities in Indiana | 0 | - | 4.24 | 18,544 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,176 |
| Biggest Cities in Canada | 0 | - | 4.60 | 113,260 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,595 |
| North America Capitals Quiz | 0 | - | 4.99 | 166,435 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 201,052 |
| Asia Capitals Quiz | 0 | - | 4.98 | 535,378 |
| Biggest Cities in China | 0 | - | 4.42 | 125,524 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 183,015 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,565 |
| Biggest Cities in Germany | 0 | - | 4.94 | 240,264 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,310 |
| Second Biggest Cities Quiz | 0 | - | 4.22 | 37,569 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 140,701 |
| Biggest City in Every Country | 0 | - | 4.97 | 71,325 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,230 |
| Biggest Cities in Colorado | 0 | - | 4.01 | 28,381 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,496 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,489 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,889 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,865 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,820 |
| Biggest Cities in Georgia | 0 | - | 3.81 | 20,404 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,670 |
| Biggest Cities in Missouri | 0 | - | 4.17 | 14,986 |
| Biggest Cities in Oregon | 0 | - | 4.05 | 17,576 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,131 |
| Biggest City by Time Zone | 0 | - | 4.76 | 51,198 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 94,590 |
| Biggest English Cities by Century | 0 | - | 4.92 | 91,406 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 40,681 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 113,474 |
| Biggest Cities in India | 0 | - | 4.60 | 57,987 |
| Biggest Cities in Asia | 0 | - | 4.91 | 89,418 |
| Biggest City by Island | 0 | - | 4.49 | 43,876 |
| Official Cities in the UK | 0 | - | 4.89 | 211,197 |
| Biggest Cities in History | 0 | - | 4.46 | 74,330 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 41,278 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 38,935 |
| Random Capital to Country | 0 | - | 4.99 | 2,175,479 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 61,562 |
| Random Country to Capital | 0 | - | 4.97 | 731,108 |
| Five Biggest Cities by Country | 0 | - | 4.60 | 141,940 |
| Europe Capital to Country | 0 | - | 4.99 | 206,088 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 58,370 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 65,051 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 25,825 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,606 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,237 |
| Most Populous World Capitals | 0 | - | 4.89 | 132,438 |
| Biggest City by Region | 0 | - | 4.47 | 31,153 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 50,140 |
| Biggest City by Region #2 | 0 | - | 4.43 | 21,427 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 26,796 |
| Biggest European Cities by Century | 0 | - | 4.95 | 111,002 |
| Capitals of Most Populated Countries | 0 | - | 4.96 | 111,246 |
| U.S. Cities by Hispanic Population | 0 | - | 4.23 | 23,534 |
| Biggest Cities by Latitude | 0 | - | 4.70 | 25,128 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 63,876 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 41,165 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.60 | 61,157 |
| Biggest Axis-Controlled Cities | 0 | - | 4.25 | 32,410 |
| Biggest Two-Word Cities | 0 | - | 4.62 | 36,422 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 62,362 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.71 | 58,925 |
| World Capitals by Map | 0 | - | 5.00 | 210,791 |
| Cities of Ireland | 0 | - | 4.42 | 37,139 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,015 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 154,066 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 84,789 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 48,186 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 123,709 |
| Cities of China (With Some Help) | 0 | - | 4.84 | 25,640 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 39,856 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 45,135 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 41,400 |
| Biggest Cities in the UK | 0 | - | 4.42 | 84,705 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.93 | 86,342 |
| World Capitals by Proximity | 0 | - | 4.91 | 272,339 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 61,262 |
| Megacities on a World Map | 0 | - | 4.98 | 207,324 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 183,533 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 50,770 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 100,481 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 77,678 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,781 |
| Ten Northernmost Megacities | 0 | - | 4.40 | 45,259 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 84,789 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 336,974 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 33,985 |
| U.S. State Capitals Map Quiz | 0 | - | 4.87 | 114,193 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 161,955 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 52,160 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 184,157 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.47 | 36,180 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.45 | 37,714 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 471,700 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.15 | 73,193 |
| Megacities on an Empty Map | 0 | - | 4.96 | 81,178 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,706 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 57,621 |
| All Cities in China with Population of 1 Million | 0 | - | 4.54 | 33,413 |
| Northernmost Major City by Country | 0 | - | 4.51 | 29,206 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 24,273 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 35,998 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 58,719 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 46,432 |
| Two Largest Cities by First Two Letters | 0 | - | 4.59 | 58,793 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 37,834 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 48,426 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 64,752 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 56,179 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.61 | 53,221 |
| Biggest Cities Near a Border | 0 | - | 4.13 | 15,453 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,487 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 277,880 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 86,260 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 64,863 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 31,962 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.36 | 28,383 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 43,834 |
| Biggest Cities by Trait #2 | 0 | - | 4.34 | 13,188 |
| Flags to Largest Cities | 0 | - | 4.60 | 26,149 |
| 500 Biggest US Cities | 0 | - | 4.85 | 84,060 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,380 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,874 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 66,095 |
| Random European Capital to Country | 0 | - | 4.97 | 137,107 |
| Random European Country to Capital | 0 | - | 4.88 | 123,732 |
| Biggest Cities in France - Extreme | 0 | - | 4.85 | 36,149 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 51,276 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 62,280 |
| Biggest Cities in the World - 2100 | 0 | - | 4.28 | 72,542 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.56 | 22,896 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 31,055 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.85 | 54,537 |
| Biggest Cities in Australia on a Map | 0 | - | 4.60 | 29,453 |
| Largest Nordic Cities on a Map | 0 | - | 4.51 | 17,061 |
