| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 704,707 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,331,633 |
| World Capitals Quiz | 0 | - | 5.00 | 3,903,147 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,176,335 |
| South America Capitals Quiz | 0 | - | 4.99 | 358,864 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,732 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,809 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,456 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,047 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 286,819 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 89,504 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,537 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 98,851 |
| Biggest Cities by Language | 0 | - | 4.95 | 193,305 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,400 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,109 |
| Jewish Cities Quiz | 0 | - | 4.31 | 55,656 |
| Biggest Cities in Japan | 0 | - | 4.73 | 66,320 |
| Biggest US Cities by Decade | 0 | - | 4.93 | 132,449 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,548 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,096 |
| Africa Capitals Quiz | 0 | - | 4.99 | 524,859 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 41,392 |
| Biggest Cities in Poland | 0 | - | 4.73 | 39,932 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.36 | 10,600 |
| Biggest Cities Starting With A | 0 | - | 4.54 | 86,569 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,484 |
| Biggest Cities Starting With C | 0 | - | 3.99 | 79,131 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,425 |
| Biggest Cities Starting With H | 0 | - | 4.49 | 75,083 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,207 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 84,575 |
| Biggest Cities Starting With M | 0 | - | 4.47 | 98,247 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,118 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,323 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 92,580 |
| Biggest Cities in Mexico | 0 | - | 4.51 | 20,862 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.36 | 74,835 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,232 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,041 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,265 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 61,223 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.09 | 57,097 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,801 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,629 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,312 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,202 |
| Biggest U.S. Cities A-Z | 0 | - | 4.53 | 108,750 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 166,404 |
| Biggest Cities in France | 0 | - | 4.50 | 160,718 |
| Biggest Cities in Spain | 0 | - | 4.65 | 132,237 |
| Biggest Cities in Italy | 0 | - | 4.57 | 188,280 |
| Biggest Cities in California | 0 | - | 4.32 | 119,566 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,226 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 568,732 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,774 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 83,819 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,179 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 33,527 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,812 |
| Biggest Cities in New York State | 0 | - | 4.23 | 51,098 |
| Biggest Cities in Europe | 0 | - | 4.57 | 402,214 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,429 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,187 |
| Biggest Cities in Canada | 0 | - | 4.56 | 108,179 |
| Biggest Cities in Sweden | 0 | - | 4.67 | 24,427 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 183,962 |
| Asia Capitals Quiz | 0 | - | 4.97 | 499,145 |
| Biggest Cities in China | 0 | - | 4.41 | 117,484 |
| Summer Olympics Host Cities | 0 | - | 4.97 | 160,490 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 38,960 |
| Biggest Cities in Germany | 0 | - | 4.94 | 225,375 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,291 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,522 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 134,069 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,556 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,291 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,007 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,658 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,253 |
| Biggest Cities in Illinois | 0 | - | 4.29 | 21,372 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,659 |
| Biggest Cities in Wisconsin | 0 | - | 4.41 | 20,494 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,325 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,093 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,144 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,603 |
| Biggest Cities in Alaska | 0 | - | 4.38 | 16,712 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,653 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,034 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,224 |
| Biggest Cities in Switzerland | 0 | - | 4.55 | 38,071 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,484 |
| Biggest Cities in India | 0 | - | 4.52 | 54,640 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,529 |
| Biggest City by Island | 0 | - | 4.49 | 42,071 |
| Official Cities in the UK | 0 | - | 4.89 | 196,417 |
| Biggest Cities in History | 0 | - | 4.49 | 70,094 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 39,711 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,810 |
| Random Capital to Country | 0 | - | 4.99 | 2,065,305 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,100 |
| Random Country to Capital | 0 | - | 4.98 | 691,385 |
| Nearest Capital City #1 | 0 | - | 4.79 | 42,472 |
| Nearest Capital City #2 | 0 | - | 4.43 | 26,454 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 121,956 |
| Europe Capital to Country | 0 | - | 4.99 | 198,392 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,067 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,040 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 23,919 |
| Closest City Pairs #1 | 0 | - | 4.42 | 21,312 |
| Closest City Pairs #2 | 0 | - | 4.54 | 24,449 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.49 | 51,735 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,847 |
| Most Populous World Capitals | 0 | - | 4.89 | 127,583 |
| Biggest City by Region | 0 | - | 4.50 | 28,948 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,003 |
| Biggest City by Region #2 | 0 | - | 4.46 | 19,700 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,349 |
| Biggest European Cities by Century | 0 | - | 4.97 | 104,728 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 107,328 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,821 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,007 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.91 | 58,927 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,102 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,446 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,445 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,708 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 57,904 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,201 |
| World Capitals by Map | 0 | - | 5.00 | 188,922 |
| Cities of Ireland | 0 | - | 4.39 | 35,565 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,731 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 145,419 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 72,775 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,221 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 117,697 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,346 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 33,680 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,541 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.88 | 32,282 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,250 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.93 | 81,376 |
| World Capitals by Proximity | 0 | - | 4.91 | 262,738 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,393 |
| Megacities on a World Map | 0 | - | 4.97 | 198,404 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 153,248 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,678 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 94,035 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 72,768 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.84 | 38,489 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 43,965 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 73,468 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 65,207 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 300,306 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,159 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 49,830 |
| World Capitals Closest to Madrid | 0 | - | 4.46 | 38,135 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 175,282 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.54 | 34,555 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,755 |
| World Capitals Closest to Bangkok | 0 | - | 4.94 | 34,184 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 431,926 |
| Megacities on an Empty Map | 0 | - | 4.96 | 76,773 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 51,687 |
| All 3M Cities on the World Map | 0 | - | 4.93 | 53,423 |
| All Cities in China with Population of 1 Million | 0 | - | 4.65 | 27,078 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,023 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 20,402 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 28,898 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 54,917 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 42,114 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 55,958 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,414 |
| Largest World Capitals with Exceptions | 0 | - | 4.65 | 37,061 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 61,841 |
| Capital Cities Nearest to Islands | 0 | - | 4.48 | 10,953 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,107 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.52 | 43,176 |
| Biggest Cities Near a Border | 0 | - | 4.12 | 14,492 |
| 1M Cities by Proximity - United States | 0 | - | 4.46 | 97,112 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,299 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.91 | 36,973 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 259,905 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 78,994 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,581 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,469 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.33 | 22,086 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 53,458 |
| Ten Southernmost Megacities | 0 | - | 4.67 | 32,244 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.49 | 30,322 |
| Biggest Cities by Trait #2 | 0 | - | 4.30 | 12,199 |
| Flags to Largest Cities | 0 | - | 4.55 | 22,677 |
| 500 Biggest US Cities | 0 | - | 4.90 | 75,149 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,346 |
| Saint Lucia Country Quiz | 0 | - | 4.64 | 13,784 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 53,943 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,513 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 44,698 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 50,371 |
