| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 712,224 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,347,241 |
| South America Capitals Quiz | 0 | - | 4.99 | 363,351 |
| Biggest Cities in Texas | 0 | - | 4.21 | 95,439 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 25,024 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 157,084 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,208 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 289,373 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.57 | 90,359 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 128,086 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,618 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,846 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,652 |
| Biggest Mediterranean Cities | 0 | - | 4.65 | 69,573 |
| Jewish Cities Quiz | 0 | - | 4.32 | 55,911 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,925 |
| Biggest US Cities by Decade | 0 | - | 4.93 | 133,382 |
| Biggest Cities in Russia | 0 | - | 4.49 | 69,044 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,241 |
| Africa Capitals Quiz | 0 | - | 4.99 | 532,100 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,985 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,466 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,779 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,412 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 121,372 |
| Biggest Cities Starting With D | 0 | - | 4.47 | 85,050 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 76,051 |
| Biggest Cities Starting With K | 0 | - | 4.34 | 63,661 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,366 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 99,216 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,938 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 93,073 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 93,646 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,190 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,441 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,763 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,738 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,809 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,574 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,432 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 18,082 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,903 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,679 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,582 |
| Biggest U.S. Cities A-Z | 0 | - | 4.55 | 109,658 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,640 |
| Biggest Cities in France | 0 | - | 4.53 | 162,576 |
| Biggest Cities in Spain | 0 | - | 4.66 | 133,747 |
| Biggest Cities in Italy | 0 | - | 4.64 | 190,162 |
| Biggest Cities in California | 0 | - | 4.30 | 120,236 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,645 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 574,894 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 20,006 |
| Biggest Cities in Ohio | 0 | - | 4.34 | 41,470 |
| Countries of Africa | 0 | - | 5.00 | 1,752,475 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 37,103 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,951 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,376 |
| Biggest Cities in Europe | 0 | - | 4.57 | 405,651 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,620 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,335 |
| Biggest Cities in Canada | 0 | - | 4.57 | 109,213 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,809 |
| North America Capitals Quiz | 0 | - | 4.99 | 156,078 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 186,960 |
| Asia Capitals Quiz | 0 | - | 4.97 | 505,131 |
| Biggest Cities in China | 0 | - | 4.45 | 119,004 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,175 |
| Biggest Cities in Germany | 0 | - | 4.94 | 227,910 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,602 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,702 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 135,474 |
| Biggest City in Every Country | 0 | - | 4.97 | 67,167 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,402 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,189 |
| Biggest Cities in Arizona | 0 | - | 4.25 | 24,900 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,425 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,622 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,921 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,684 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,459 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,278 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,258 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,762 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,913 |
| Biggest City by Time Zone | 0 | - | 4.76 | 49,926 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,392 |
| Biggest English Cities by Century | 0 | - | 4.92 | 86,243 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,529 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 110,253 |
| Biggest Cities in India | 0 | - | 4.52 | 55,133 |
| Biggest Cities in Asia | 0 | - | 4.89 | 86,321 |
| Biggest City by Island | 0 | - | 4.49 | 42,415 |
| Official Cities in the UK | 0 | - | 4.89 | 198,885 |
| Biggest Cities in History | 0 | - | 4.48 | 71,062 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 40,015 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,972 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.96 | 58,648 |
| Five Biggest Cities by Country | 0 | - | 4.74 | 122,995 |
| Europe Capital to Country | 0 | - | 4.99 | 199,740 |
| Flags of Africa Quiz | 0 | - | 4.99 | 310,063 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,438 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,431 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,270 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.53 | 59,028 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 16,091 |
| Countries Closest to Africa | 0 | - | 4.96 | 117,098 |
| Most Populous World Capitals | 0 | - | 4.90 | 128,581 |
| Biggest City by Region | 0 | - | 4.50 | 29,413 |
| Most Populous 2nd Cities | 0 | - | 4.50 | 47,947 |
| Biggest City by Region #2 | 0 | - | 4.44 | 20,058 |
| Africa Map Quiz | 0 | - | 5.00 | 1,766,754 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,578 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,695 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 108,048 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,942 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,197 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,560 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,580 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,941 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,594 |
| Biggest Two-Word Cities | 0 | - | 4.73 | 34,206 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,646 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.74 | 55,858 |
| African Capitals by Map | 0 | - | 4.99 | 85,297 |
| Cities of Ireland | 0 | - | 4.40 | 35,818 |
| Largest Cities in Alexander's Empire | 0 | - | 4.43 | 35,416 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,973 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,502 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 46,529 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,800 |
| Top 10 Least Populous U.S. States | 0 | - | 4.95 | 147,244 |
| Cities of China (With Some Help) | 0 | - | 4.78 | 23,785 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 34,247 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 43,035 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 165,931 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 169,380 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 127,983 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 124,096 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.91 | 34,129 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 43,794 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 198,713 |
| Biggest Cities in the UK | 0 | - | 4.42 | 80,329 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 82,153 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,864 |
| Megacities on a World Map | 0 | - | 4.97 | 200,487 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 175,566 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 49,028 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,925 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 63,416 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.84 | 74,021 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.78 | 38,897 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,225 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 74,939 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 314,839 |
| 10 Northernmost Countries in Africa | 0 | - | 4.99 | 117,609 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 101,622 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,386 |
| U.S. State Capitals Map Quiz | 0 | - | 4.89 | 109,507 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.92 | 155,127 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,299 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.56 | 34,861 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 36,106 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 436,909 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,567 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,353 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 54,408 |
| All Cities in China with Population of 1 Million | 0 | - | 4.67 | 30,524 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,224 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,465 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 33,139 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,655 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,729 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,479 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,698 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 38,115 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 62,352 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,449 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,540 |
| Biggest Cities Near a Border | 0 | - | 4.11 | 14,694 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,697 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 262,986 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.92 | 80,231 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 62,091 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,715 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.34 | 22,263 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 42,328 |
| Which City in Africa? | 0 | - | 4.64 | 43,393 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,373 |
| Flags to Largest Cities | 0 | - | 4.55 | 23,349 |
| 500 Biggest US Cities | 0 | - | 4.89 | 76,840 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,536 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,966 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,758 |
| Random European Capital to Country | 0 | - | 4.97 | 129,404 |
| Random European Country to Capital | 0 | - | 4.90 | 104,383 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 32,249 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.84 | 45,795 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.90 | 51,869 |
| Biggest Cities in the World - 2100 | 0 | - | 4.28 | 68,318 |
