| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 746,194 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,411,197 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,751 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,317 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 160,643 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,362 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 301,380 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.61 | 93,273 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 130,608 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 102,629 |
| Biggest Cities by Language | 0 | - | 4.95 | 201,600 |
| Biggest Nordic Cities | 0 | - | 4.36 | 57,942 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,567 |
| Biggest Cities in Japan | 0 | - | 4.68 | 70,040 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 145,863 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,773 |
| Africa Capitals Quiz | 0 | - | 4.99 | 565,707 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,674 |
| Biggest Cities in Poland | 0 | - | 4.55 | 43,296 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,676 |
| Biggest Cities Starting With A | 0 | - | 4.50 | 104,253 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 138,414 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 100,574 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 90,004 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 102,234 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 119,412 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 106,421 |
| Biggest Cities Starting With S | 0 | - | 4.38 | 106,695 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 99,198 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,894 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 77,998 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 65,036 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.21 | 73,057 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 79,038 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,071 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.12 | 58,866 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,229 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 54,016 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,164 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 64,267 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 114,831 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 173,867 |
| Biggest Cities in France | 0 | - | 4.45 | 171,812 |
| Biggest Cities in Spain | 0 | - | 4.60 | 140,640 |
| Biggest Cities in Italy | 0 | - | 4.60 | 199,786 |
| Biggest Cities in California | 0 | - | 4.33 | 124,124 |
| Biggest Cities in Florida | 0 | - | 4.18 | 63,844 |
| Biggest Cities in the World Quiz | 0 | - | 4.80 | 603,850 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,400 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 87,199 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,320 |
| Countries of Africa | 0 | - | 5.00 | 1,892,797 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 45,395 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,062 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,137 |
| Biggest Cities in Europe | 0 | - | 4.49 | 422,668 |
| Biggest Cities in Indiana | 0 | - | 4.24 | 18,538 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,172 |
| Biggest Cities in Canada | 0 | - | 4.60 | 113,208 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,563 |
| Biggest Cities in China | 0 | - | 4.42 | 125,380 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,541 |
| Biggest Cities in Germany | 0 | - | 4.94 | 240,102 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,296 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 140,640 |
| Biggest City in Every Country | 0 | - | 4.97 | 71,287 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,225 |
| Biggest Cities in Colorado | 0 | - | 4.01 | 28,376 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,485 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,480 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,880 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,850 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,809 |
| Biggest Cities in Georgia | 0 | - | 3.81 | 20,396 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,656 |
| Biggest Cities in Missouri | 0 | - | 4.17 | 14,982 |
| Biggest Cities in Oregon | 0 | - | 4.05 | 17,566 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,121 |
| Biggest City by Time Zone | 0 | - | 4.76 | 51,182 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 94,561 |
| Biggest English Cities by Century | 0 | - | 4.92 | 91,325 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 40,645 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 113,438 |
| Biggest Cities in India | 0 | - | 4.60 | 57,944 |
| Biggest Cities in Asia | 0 | - | 4.91 | 89,390 |
| Biggest City by Island | 0 | - | 4.49 | 43,858 |
| Biggest Cities in History | 0 | - | 4.46 | 74,248 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 41,263 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 61,526 |
| Five Biggest Cities by Country | 0 | - | 4.60 | 141,882 |
| Nigeria Country Quiz | 0 | - | 4.76 | 37,077 |
| Flags of Africa Quiz | 0 | - | 4.99 | 337,048 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 58,350 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 65,021 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 25,815 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,585 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,208 |
| Countries Closest to Africa | 0 | - | 4.95 | 122,316 |
| Most Populous World Capitals | 0 | - | 4.89 | 132,394 |
| Biggest City by Region | 0 | - | 4.47 | 31,131 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 50,119 |
| Biggest City by Region #2 | 0 | - | 4.43 | 21,404 |
| Africa Map Quiz | 0 | - | 5.00 | 1,821,906 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 26,780 |
| Biggest European Cities by Century | 0 | - | 4.95 | 110,923 |
| U.S. Cities by Hispanic Population | 0 | - | 4.23 | 23,527 |
| Biggest Cities by Latitude | 0 | - | 4.70 | 25,119 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 63,815 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 41,145 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.60 | 61,134 |
| Biggest Two-Word Cities | 0 | - | 4.62 | 36,396 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 62,325 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.71 | 58,888 |
| African Capitals by Map | 0 | - | 4.99 | 95,259 |
| Cities of Ireland | 0 | - | 4.42 | 37,117 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,007 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 153,770 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 84,734 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 48,161 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 123,647 |
| Cities of China (With Some Help) | 0 | - | 4.84 | 25,609 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 39,819 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 45,093 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 172,235 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 143,051 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 41,378 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 46,853 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 207,217 |
| Biggest Cities in the UK | 0 | - | 4.42 | 84,658 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.93 | 86,279 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 61,210 |
| Megacities on a World Map | 0 | - | 4.98 | 207,207 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 183,435 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 50,739 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 100,425 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.93 | 66,396 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 102,328 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 77,618 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,757 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 84,737 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 336,665 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 122,182 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 33,969 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 52,140 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.47 | 36,158 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.45 | 37,695 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 471,373 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.14 | 73,003 |
| Megacities on an Empty Map | 0 | - | 4.96 | 81,118 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,650 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 57,579 |
| All Cities in China with Population of 1 Million | 0 | - | 4.54 | 33,380 |
| Northernmost Major City by Country | 0 | - | 4.51 | 29,190 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 24,239 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 35,968 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 58,668 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 46,389 |
| Two Largest Cities by First Two Letters | 0 | - | 4.59 | 58,768 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 37,814 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 48,401 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.69 | 64,720 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 110,230 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 56,150 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.61 | 53,196 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,462 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 277,677 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 86,187 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 64,822 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 31,943 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 43,812 |
| Which City in Africa? | 0 | - | 4.76 | 45,027 |
| Flags to Largest Cities | 0 | - | 4.60 | 26,111 |
| 500 Biggest US Cities | 0 | - | 4.85 | 83,962 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,363 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,856 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 65,746 |
| Biggest Cities in France - Extreme | 0 | - | 4.85 | 36,095 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 51,179 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 62,183 |
| Guinea Country Quiz | 0 | - | 4.68 | 15,412 |
| Burkina Faso Country Quiz | 0 | - | 4.79 | 20,035 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.56 | 22,883 |
| Cape Verde Country Quiz | 0 | - | 4.42 | 15,649 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.56 | 31,025 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.85 | 54,501 |
| Random African Countries on a Map | 0 | - | 4.98 | 216,224 |
| Random African Capitals on a Map | 0 | - | 4.94 | 43,492 |
| Biggest Cities in Australia on a Map | 0 | - | 4.60 | 29,424 |
| Largest Nordic Cities on a Map | 0 | - | 4.51 | 17,046 |
| Benin Country Quiz | 0 | - | 4.56 | 18,127 |
| Liberia Country Quiz | 0 | - | 4.71 | 17,723 |
| Sierra Leone Country Quiz | 0 | - | 4.45 | 16,056 |
| Random African Country to Capital | 0 | - | 4.93 | 45,801 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 18,672 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.83 | 47,283 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 105,365 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 20,754 |
| Mali Country Quiz | 0 | - | 4.82 | 20,126 |
| Gambia Country Quiz | 0 | - | 4.07 | 14,657 |
| Mauritania Country Quiz | 0 | - | 4.55 | 15,203 |
