| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 740,263 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,400,288 |
| World Capitals Quiz | 0 | - | 5.00 | 4,113,271 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,237,446 |
| South America Capitals Quiz | 0 | - | 4.99 | 379,745 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,293 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,171 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 159,873 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,223 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 299,316 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.60 | 92,836 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 130,207 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 102,131 |
| Biggest Cities by Language | 0 | - | 4.95 | 200,482 |
| Biggest Nordic Cities | 0 | - | 4.36 | 57,718 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,257 |
| Jewish Cities Quiz | 0 | - | 4.31 | 57,058 |
| Biggest Cities in Japan | 0 | - | 4.69 | 69,364 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 142,295 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,366 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 67,756 |
| Africa Capitals Quiz | 0 | - | 4.99 | 560,187 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 110,697 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,222 |
| Biggest Cities in Poland | 0 | - | 4.55 | 42,868 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,521 |
| Biggest Cities Starting With A | 0 | - | 4.49 | 102,842 |
| Biggest Cities Starting With B | 0 | - | 4.32 | 137,000 |
| Biggest Cities Starting With C | 0 | - | 4.03 | 90,945 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 99,401 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 88,886 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 73,492 |
| Biggest Cities Starting With L | 0 | - | 4.41 | 101,008 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 117,842 |
| Biggest Cities Starting With P | 0 | - | 4.49 | 93,731 |
| Biggest Cities Starting With S | 0 | - | 4.39 | 97,986 |
| Biggest Cities Starting With T | 0 | - | 4.31 | 98,122 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,606 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 77,527 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.33 | 64,627 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.20 | 72,554 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 78,603 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 62,808 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.11 | 58,607 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,034 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 53,792 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 56,910 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 63,967 |
| Biggest U.S. Cities A-Z | 0 | - | 4.61 | 113,919 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 172,857 |
| Biggest Cities in France | 0 | - | 4.44 | 170,415 |
| Biggest Cities in Spain | 0 | - | 4.60 | 139,509 |
| Biggest Cities in Italy | 0 | - | 4.60 | 198,268 |
| Biggest Cities in California | 0 | - | 4.33 | 123,575 |
| Biggest Cities in Florida | 0 | - | 4.18 | 63,536 |
| Biggest Cities in the World Quiz | 0 | - | 4.80 | 598,884 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,211 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 86,691 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,035 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 44,948 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 30,937 |
| Biggest Cities in New York State | 0 | - | 4.24 | 52,913 |
| Biggest Cities in Europe | 0 | - | 4.50 | 419,680 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 18,402 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,053 |
| Biggest Cities in Canada | 0 | - | 4.60 | 112,574 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,131 |
| North America Capitals Quiz | 0 | - | 4.99 | 164,441 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 198,413 |
| Asia Capitals Quiz | 0 | - | 4.98 | 529,739 |
| Biggest Cities in China | 0 | - | 4.44 | 124,252 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 181,971 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,353 |
| Biggest Cities in Germany | 0 | - | 4.93 | 238,186 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,090 |
| Capitals in their Native Languages | 0 | - | 4.94 | 109,347 |
| Second Biggest Cities Quiz | 0 | - | 4.21 | 37,399 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 139,799 |
| Biggest City in Every Country | 0 | - | 4.97 | 70,788 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,122 |
| Biggest Cities in Colorado | 0 | - | 4.01 | 28,219 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,310 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,353 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,728 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,604 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,598 |
| Biggest Cities in Georgia | 0 | - | 3.81 | 20,280 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,467 |
| Biggest Cities in Missouri | 0 | - | 4.17 | 14,890 |
| Biggest Cities in Oregon | 0 | - | 4.05 | 17,488 |
| Biggest Cities in Alaska | 0 | - | 4.31 | 21,982 |
| Biggest City by Time Zone | 0 | - | 4.76 | 50,990 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 94,178 |
| Biggest English Cities by Century | 0 | - | 4.92 | 90,293 |
| Biggest Cities in Switzerland | 0 | - | 4.54 | 40,345 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 113,022 |
| Biggest Cities in India | 0 | - | 4.60 | 57,482 |
| Biggest Cities in Asia | 0 | - | 4.91 | 88,897 |
| Biggest City by Island | 0 | - | 4.49 | 43,590 |
| Official Cities in the UK | 0 | - | 4.89 | 209,085 |
| Biggest Cities in History | 0 | - | 4.46 | 73,797 |
| Biggest Cities by Trait #1 | 0 | - | 4.42 | 41,066 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 38,783 |
| Random Capital to Country | 0 | - | 4.99 | 2,160,260 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 60,945 |
| Random Country to Capital | 0 | - | 4.97 | 725,996 |
| Five Biggest Cities by Country | 0 | - | 4.60 | 141,058 |
| Coldest World Capitals | 0 | - | 4.96 | 107,948 |
| Europe Capital to Country | 0 | - | 4.99 | 205,109 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 58,035 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 64,739 |
| Biggest Coastal City by Country | 0 | - | 4.54 | 25,537 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,302 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,004 |
| Most Populous World Capitals | 0 | - | 4.89 | 131,821 |
| Biggest City by Region | 0 | - | 4.47 | 30,898 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 49,843 |
| Biggest City by Region #2 | 0 | - | 4.43 | 21,202 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.39 | 26,548 |
| Biggest European Cities by Century | 0 | - | 4.96 | 109,773 |
| Capitals of Most Populated Countries | 0 | - | 4.96 | 110,717 |
| U.S. Cities by Hispanic Population | 0 | - | 4.21 | 23,435 |
| Biggest Cities by Latitude | 0 | - | 4.68 | 24,978 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 62,966 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 40,855 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.60 | 60,739 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 32,242 |
| Biggest Two-Word Cities | 0 | - | 4.60 | 36,023 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 61,755 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.71 | 58,415 |
| World Capitals by Map | 0 | - | 5.00 | 207,767 |
| Cities of Ireland | 0 | - | 4.42 | 36,876 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 36,810 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 152,674 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 83,653 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 47,869 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 122,930 |
| Cities of China (With Some Help) | 0 | - | 4.83 | 25,249 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 39,524 |
| Biggest Cities with Exceptions | 0 | - | 4.88 | 44,754 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 41,051 |
| Biggest Cities in the UK | 0 | - | 4.42 | 84,053 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 85,682 |
| World Capitals by Proximity | 0 | - | 4.91 | 271,097 |
| Biggest World Cities in 1850 | 0 | - | 4.53 | 49,181 |
| Megacities on a World Map | 0 | - | 4.98 | 206,073 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 182,172 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 50,442 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 99,779 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 77,056 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,407 |
| Ten Northernmost Megacities | 0 | - | 4.43 | 45,075 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 84,088 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 333,093 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 33,786 |
| U.S. State Capitals Map Quiz | 0 | - | 4.87 | 113,261 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.87 | 160,580 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 51,809 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 182,966 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.47 | 35,971 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.45 | 37,403 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 467,123 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.14 | 71,554 |
| Megacities on an Empty Map | 0 | - | 4.96 | 80,556 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,163 |
| All 3M Cities on the World Map | 0 | - | 4.93 | 57,060 |
| All Cities in China with Population of 1 Million | 0 | - | 4.53 | 32,960 |
| Northernmost Major City by Country | 0 | - | 4.51 | 29,047 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 23,851 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 35,546 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 58,175 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 45,752 |
| Two Largest Cities by First Two Letters | 0 | - | 4.59 | 58,397 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 37,610 |
| Largest World Capitals with Exceptions | 0 | - | 4.69 | 48,103 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 64,338 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 55,861 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.59 | 52,885 |
| Biggest Cities Near a Border | 0 | - | 4.13 | 15,334 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,188 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 275,251 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 85,201 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 64,371 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 31,727 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.35 | 28,267 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 43,574 |
| Biggest Cities by Trait #2 | 0 | - | 4.33 | 13,040 |
| Flags to Largest Cities | 0 | - | 4.56 | 25,270 |
| 500 Biggest US Cities | 0 | - | 4.84 | 82,737 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.43 | 27,221 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,713 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 61,031 |
| Random European Capital to Country | 0 | - | 4.96 | 135,708 |
| Random European Country to Capital | 0 | - | 4.87 | 118,034 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 35,519 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 50,318 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 60,798 |
| Biggest Cities in the World - 2100 | 0 | - | 4.28 | 71,807 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.57 | 22,698 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 30,471 |
