| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 710,995 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,344,797 |
| World Capitals Quiz | 0 | - | 5.00 | 3,935,877 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,185,681 |
| South America Capitals Quiz | 0 | - | 4.99 | 362,581 |
| Biggest Cities in Texas | 0 | - | 4.21 | 95,353 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,989 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,170,981 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,983 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,180 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,887 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.57 | 90,144 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,982 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,520 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,618 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,610 |
| Biggest Mediterranean Cities | 0 | - | 4.65 | 69,493 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 307,417 |
| Jewish Cities Quiz | 0 | - | 4.32 | 55,869 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,828 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 133,241 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,971 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,222 |
| Africa Capitals Quiz | 0 | - | 4.99 | 530,848 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 107,631 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,915 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,391 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,750 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,290 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 121,246 |
| Biggest Cities Starting With C | 0 | - | 3.99 | 79,488 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,962 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,599 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,274 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 99,090 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,830 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,992 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 93,565 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,149 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,376 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,703 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,687 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,743 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,535 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,389 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 18,052 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,877 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,637 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,536 |
| Biggest U.S. Cities A-Z | 0 | - | 4.55 | 109,483 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,461 |
| Biggest Cities in France | 0 | - | 4.53 | 162,245 |
| Biggest Cities in Spain | 0 | - | 4.66 | 133,478 |
| Biggest Cities in Italy | 0 | - | 4.64 | 189,854 |
| Biggest Cities in California | 0 | - | 4.30 | 120,135 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,592 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 573,883 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,967 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 84,318 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,418 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 36,861 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,930 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,328 |
| Biggest Cities in Europe | 0 | - | 4.64 | 405,072 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,598 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,316 |
| Biggest Cities in Canada | 0 | - | 4.57 | 109,073 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,758 |
| North America Capitals Quiz | 0 | - | 4.99 | 155,661 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 186,517 |
| Asia Capitals Quiz | 0 | - | 4.97 | 504,079 |
| Biggest Cities in China | 0 | - | 4.45 | 118,759 |
| Summer Olympics Host Cities | 0 | - | 4.97 | 161,367 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,145 |
| Biggest Cities in Germany | 0 | - | 4.94 | 227,546 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,556 |
| Capitals in their Native Languages | 0 | - | 4.93 | 106,720 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,653 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 135,291 |
| Biggest City in Every Country | 0 | - | 4.97 | 67,063 |
| Biggest Cities in Louisiana | 0 | - | 3.98 | 16,388 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,162 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,865 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,393 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,585 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,879 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,650 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,437 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,241 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,243 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,744 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,887 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,884 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,319 |
| Biggest English Cities by Century | 0 | - | 4.92 | 86,059 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,453 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 110,170 |
| Biggest Cities in India | 0 | - | 4.52 | 55,049 |
| Biggest Cities in Asia | 0 | - | 4.88 | 86,188 |
| Biggest City by Island | 0 | - | 4.49 | 42,356 |
| Official Cities in the UK | 0 | - | 4.89 | 198,465 |
| Biggest Cities in History | 0 | - | 4.48 | 70,913 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,965 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,947 |
| Random Capital to Country | 0 | - | 4.99 | 2,082,260 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,557 |
| Random Country to Capital | 0 | - | 4.98 | 697,265 |
| Five Biggest Cities by Country | 0 | - | 4.74 | 122,800 |
| Coldest World Capitals | 0 | - | 4.97 | 105,452 |
| Europe Capital to Country | 0 | - | 4.99 | 199,533 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,376 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,363 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,217 |
| Same Letter Country and Capital | 0 | - | 4.98 | 103,696 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.53 | 58,936 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 16,042 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,444 |
| Biggest City by Region | 0 | - | 4.50 | 29,288 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,412 |
| Biggest City by Region #2 | 0 | - | 4.44 | 19,966 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,536 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,538 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 107,911 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 225,280 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,928 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,166 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,456 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,502 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,834 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,566 |
| Biggest Two-Word Cities | 0 | - | 4.73 | 34,124 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,511 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.74 | 55,736 |
| World Capitals by Map | 0 | - | 5.00 | 191,560 |
| Cities of Ireland | 0 | - | 4.40 | 35,777 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,936 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,733 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,385 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,477 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,612 |
| Cities of China (With Some Help) | 0 | - | 4.78 | 23,716 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 34,139 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,896 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 218,315 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,563 |
| Biggest Cities in the UK | 0 | - | 4.42 | 80,088 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 82,033 |
| World Capitals by Proximity | 0 | - | 4.91 | 264,021 |
| Biggest World Cities in 1850 | 0 | - | 4.53 | 47,727 |
| Megacities on a World Map | 0 | - | 4.97 | 200,287 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 175,273 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,973 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,795 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.84 | 73,903 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.78 | 38,826 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,180 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,829 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 314,075 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 101,466 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,346 |
| U.S. State Capitals Map Quiz | 0 | - | 4.89 | 109,334 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.92 | 154,908 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,217 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 176,855 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.56 | 34,809 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 36,053 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 436,071 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,445 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,236 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 54,248 |
| All Cities in China with Population of 1 Million | 0 | - | 4.67 | 30,340 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,187 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,355 |
| All Cities in India with Population of 1 Million | 0 | - | 4.79 | 33,030 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,537 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,631 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,384 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,648 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 38,011 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.72 | 62,249 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,401 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,486 |
| Biggest Cities Near a Border | 0 | - | 4.11 | 14,632 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,604 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 262,559 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.92 | 80,017 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 62,003 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,660 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.34 | 22,228 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 42,178 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,351 |
| Flags to Largest Cities | 0 | - | 4.55 | 23,229 |
| 500 Biggest US Cities | 0 | - | 4.88 | 76,552 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,511 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,946 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,625 |
| Random European Capital to Country | 0 | - | 4.97 | 129,176 |
| Random European Country to Capital | 0 | - | 4.90 | 104,204 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 32,127 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.84 | 45,636 |
