| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 707,337 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,336,951 |
| World Capitals Quiz | 0 | - | 5.00 | 3,916,170 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,180,139 |
| South America Capitals Quiz | 0 | - | 4.99 | 360,225 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,934 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,894 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,683 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,090 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 287,682 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 89,796 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,729 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,067 |
| Biggest Cities by Language | 0 | - | 4.95 | 193,958 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,480 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,264 |
| Jewish Cities Quiz | 0 | - | 4.31 | 55,747 |
| Biggest Cities in Japan | 0 | - | 4.73 | 66,517 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,759 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,736 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,145 |
| Africa Capitals Quiz | 0 | - | 4.99 | 527,368 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,623 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,119 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,649 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 86,918 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,851 |
| Biggest Cities Starting With C | 0 | - | 3.99 | 79,290 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,676 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,415 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,364 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 84,906 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,636 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,475 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,673 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 93,193 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 20,998 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,039 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,413 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,204 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,454 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 61,328 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.06 | 57,191 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,883 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,707 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,416 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,317 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,051 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 166,831 |
| Biggest Cities in France | 0 | - | 4.52 | 161,350 |
| Biggest Cities in Spain | 0 | - | 4.64 | 132,726 |
| Biggest Cities in Italy | 0 | - | 4.57 | 188,868 |
| Biggest Cities in California | 0 | - | 4.30 | 119,829 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,411 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 570,792 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,854 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,055 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,281 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 33,678 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,860 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,200 |
| Biggest Cities in Europe | 0 | - | 4.63 | 403,379 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,495 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,244 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,716 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,558 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 185,106 |
| Asia Capitals Quiz | 0 | - | 4.97 | 501,260 |
| Biggest Cities in China | 0 | - | 4.43 | 118,137 |
| Summer Olympics Host Cities | 0 | - | 4.97 | 160,870 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,045 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,223 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,405 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,583 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 134,465 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,775 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,332 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,072 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,754 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,308 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,461 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,768 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,574 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,371 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,158 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,194 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,684 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,801 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,754 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,157 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,585 |
| Biggest Cities in Switzerland | 0 | - | 4.55 | 38,217 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,660 |
| Biggest Cities in India | 0 | - | 4.52 | 54,807 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,899 |
| Biggest City by Island | 0 | - | 4.49 | 42,195 |
| Official Cities in the UK | 0 | - | 4.89 | 197,230 |
| Biggest Cities in History | 0 | - | 4.49 | 70,492 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,820 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,862 |
| Random Capital to Country | 0 | - | 4.99 | 2,072,182 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,293 |
| Random Country to Capital | 0 | - | 4.98 | 693,876 |
| Nearest Capital City #1 | 0 | - | 4.80 | 42,574 |
| Nearest Capital City #2 | 0 | - | 4.43 | 26,539 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,323 |
| Europe Capital to Country | 0 | - | 4.99 | 198,879 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,193 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,162 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,046 |
| Closest City Pairs #1 | 0 | - | 4.43 | 21,393 |
| Closest City Pairs #2 | 0 | - | 4.54 | 24,537 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.49 | 52,016 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,926 |
| Most Populous World Capitals | 0 | - | 4.89 | 127,838 |
| Biggest City by Region | 0 | - | 4.50 | 29,109 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,198 |
| Biggest City by Region #2 | 0 | - | 4.44 | 19,810 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,438 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,024 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 107,583 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,869 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,073 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,146 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,350 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,596 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,496 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,883 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,173 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,440 |
| World Capitals by Map | 0 | - | 5.00 | 189,959 |
| Cities of Ireland | 0 | - | 4.40 | 35,634 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,814 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 145,969 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,037 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,315 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,131 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,514 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 33,878 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,696 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,404 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,662 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,665 |
| World Capitals by Proximity | 0 | - | 4.91 | 263,302 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,523 |
| Megacities on a World Map | 0 | - | 4.97 | 199,460 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 172,942 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,797 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,276 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,531 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,643 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,047 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,470 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 65,378 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 310,319 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,251 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 49,981 |
| World Capitals Closest to Madrid | 0 | - | 4.46 | 38,258 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 176,017 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,662 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,885 |
| World Capitals Closest to Bangkok | 0 | - | 4.94 | 34,298 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 433,703 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,055 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 51,934 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 53,779 |
| All Cities in China with Population of 1 Million | 0 | - | 4.66 | 27,482 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,093 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 20,874 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 32,601 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,161 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,371 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,136 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,502 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 37,629 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 62,005 |
| Capital Cities Nearest to Islands | 0 | - | 4.48 | 10,989 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,233 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,311 |
| Biggest Cities Near a Border | 0 | - | 4.11 | 14,563 |
| 1M Cities by Proximity - United States | 0 | - | 4.46 | 97,381 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,439 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.91 | 37,088 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 261,140 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,478 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,770 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,546 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.33 | 22,145 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 53,621 |
| Ten Southernmost Megacities | 0 | - | 4.68 | 32,368 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.49 | 30,477 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,271 |
| Flags to Largest Cities | 0 | - | 4.55 | 22,942 |
| 500 Biggest US Cities | 0 | - | 4.88 | 75,711 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,426 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 13,850 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,201 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,797 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,107 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 50,888 |
