| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 703,756 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,329,761 |
| South America Capitals Quiz | 0 | - | 4.99 | 358,319 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,692 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,785 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,386 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,033 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 286,541 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 89,387 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,482 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 98,789 |
| Biggest Cities by Language | 0 | - | 4.95 | 193,155 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,362 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,065 |
| Jewish Cities Quiz | 0 | - | 4.31 | 55,614 |
| Biggest Cities in Japan | 0 | - | 4.73 | 66,235 |
| Biggest US Cities by Decade | 0 | - | 4.93 | 132,353 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,489 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,083 |
| Africa Capitals Quiz | 0 | - | 4.99 | 523,992 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 41,325 |
| Biggest Cities in Poland | 0 | - | 4.73 | 39,874 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.35 | 10,580 |
| Biggest Cities Starting With A | 0 | - | 4.54 | 86,413 |
| Biggest Cities Starting With B | 0 | - | 4.39 | 120,146 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,326 |
| Biggest Cities Starting With H | 0 | - | 4.49 | 74,946 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,152 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 84,445 |
| Biggest Cities Starting With M | 0 | - | 4.47 | 98,088 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 86,963 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,189 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 92,375 |
| Biggest Cities in Mexico | 0 | - | 4.51 | 20,809 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.36 | 74,407 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,078 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 69,895 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 75,897 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 61,139 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.09 | 57,017 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,731 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,575 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,229 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,119 |
| Biggest U.S. Cities A-Z | 0 | - | 4.53 | 108,635 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 166,262 |
| Biggest Cities in France | 0 | - | 4.50 | 160,502 |
| Biggest Cities in Spain | 0 | - | 4.65 | 132,046 |
| Biggest Cities in Italy | 0 | - | 4.57 | 188,053 |
| Biggest Cities in California | 0 | - | 4.32 | 119,509 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,192 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 568,084 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,750 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 83,762 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,156 |
| Countries of Africa | 0 | - | 5.00 | 1,718,390 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 33,474 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,791 |
| Biggest Cities in New York State | 0 | - | 4.23 | 51,071 |
| Biggest Cities in Europe | 0 | - | 4.57 | 401,820 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,410 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,169 |
| Biggest Cities in Canada | 0 | - | 4.56 | 108,099 |
| Biggest Cities in Sweden | 0 | - | 4.67 | 24,391 |
| Asia Capitals Quiz | 0 | - | 4.97 | 498,204 |
| Burundi Country Quiz | 0 | - | 4.53 | 13,935 |
| Biggest Cities in China | 0 | - | 4.41 | 117,309 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 38,937 |
| Biggest Cities in Germany | 0 | - | 4.94 | 225,062 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,249 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,506 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 133,966 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,499 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,279 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 26,991 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,639 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,241 |
| Biggest Cities in Illinois | 0 | - | 4.29 | 21,356 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,635 |
| Biggest Cities in Wisconsin | 0 | - | 4.41 | 20,467 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,316 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,075 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,133 |
| Biggest Cities in Oregon | 0 | - | 4.00 | 16,583 |
| Biggest Cities in Alaska | 0 | - | 4.38 | 16,696 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,616 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 77,981 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,124 |
| Biggest Cities in Switzerland | 0 | - | 4.55 | 38,021 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,425 |
| Biggest Cities in India | 0 | - | 4.52 | 54,570 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,461 |
| Biggest City by Island | 0 | - | 4.49 | 42,042 |
| Official Cities in the UK | 0 | - | 4.89 | 196,173 |
| Biggest Cities in History | 0 | - | 4.49 | 69,983 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 39,678 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,798 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,040 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 121,834 |
| Europe Capital to Country | 0 | - | 4.99 | 198,226 |
| Flags of Africa Quiz | 0 | - | 4.99 | 303,729 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,022 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,004 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 23,883 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.49 | 51,695 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,813 |
| Countries Closest to Africa | 0 | - | 4.96 | 115,595 |
| Most Populous World Capitals | 0 | - | 4.89 | 127,506 |
| Biggest City by Region | 0 | - | 4.50 | 28,907 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 38,927 |
| Biggest City by Region #2 | 0 | - | 4.46 | 19,655 |
| Africa Map Quiz | 0 | - | 5.00 | 1,751,226 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,315 |
| Biggest European Cities by Century | 0 | - | 4.97 | 104,596 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,806 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 23,991 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.91 | 58,851 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,075 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 58,372 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,431 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,650 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 57,837 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,125 |
| African Capitals by Map | 0 | - | 4.99 | 82,389 |
| Cities of Ireland | 0 | - | 4.39 | 35,530 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,709 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 145,257 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 72,692 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,183 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 117,601 |
| Cities of China (With Some Help) | 0 | - | 4.74 | 23,274 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 33,625 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,480 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 164,390 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 122,220 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.88 | 32,237 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 43,023 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 196,775 |
| Biggest Cities in the UK | 0 | - | 4.42 | 78,854 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.93 | 80,962 |
| Countries Bordering D.R. Congo | 0 | - | 4.98 | 53,931 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,357 |
| Megacities on a World Map | 0 | - | 4.97 | 198,160 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 153,084 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,628 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 93,955 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 62,191 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 72,690 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.84 | 38,438 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 43,935 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 73,399 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 299,838 |
| 10 Northernmost Countries in Africa | 0 | - | 4.99 | 116,500 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,131 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 49,787 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.53 | 34,523 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,714 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 431,217 |
| Megacities on an Empty Map | 0 | - | 4.96 | 76,682 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 51,616 |
| All 3M Cities on the World Map | 0 | - | 4.93 | 53,292 |
| All Cities in China with Population of 1 Million | 0 | - | 4.65 | 26,917 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,000 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 20,071 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 28,824 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 54,816 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 42,034 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 55,886 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,391 |
| Largest World Capitals with Exceptions | 0 | - | 4.65 | 36,592 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 61,786 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,067 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.52 | 43,130 |
| Biggest Cities Near a Border | 0 | - | 4.12 | 14,478 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,265 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.96 | 259,536 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 78,876 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,525 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,440 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.33 | 22,065 |
| Ten Southernmost Megacities | 0 | - | 4.67 | 32,212 |
| Which City in Africa? | 0 | - | 4.57 | 43,051 |
| Biggest Cities by Trait #2 | 0 | - | 4.30 | 12,175 |
| Flags to Largest Cities | 0 | - | 4.55 | 22,586 |
| 500 Biggest US Cities | 0 | - | 4.90 | 74,985 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,314 |
| Saint Lucia Country Quiz | 0 | - | 4.64 | 13,758 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 53,850 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,434 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 44,612 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 50,221 |
| Biggest Cities in the World - 2100 | 0 | - | 4.29 | 67,158 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.63 | 21,551 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 27,091 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.81 | 41,613 |
| Random African Countries on a Map | 0 | - | 4.98 | 197,175 |
| Random African Capitals on a Map | 0 | - | 4.91 | 40,150 |
| Biggest Cities in Australia on a Map | 0 | - | 4.58 | 26,854 |
| Largest Nordic Cities on a Map | 0 | - | 4.47 | 15,396 |
| São Tomé and Príncipe Country Quiz | 0 | - | 4.57 | 14,162 |
