| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 745,222 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,409,239 |
| Biggest Cities in Texas | 0 | - | 4.24 | 105,677 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 26,297 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,215,000 |
| Biggest Urban Areas in the UK | 0 | - | 4.38 | 160,548 |
| City to Country Quiz #1 | 0 | - | 4.93 | 128,686 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 23,347 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 301,035 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.61 | 93,201 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 130,532 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 102,547 |
| Biggest Cities by Language | 0 | - | 4.95 | 201,410 |
| Biggest Nordic Cities | 0 | - | 4.36 | 57,905 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 71,515 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 317,884 |
| Jewish Cities Quiz | 0 | - | 4.30 | 57,246 |
| Biggest Cities in Japan | 0 | - | 4.68 | 69,956 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 145,750 |
| Biggest Cities in Russia | 0 | - | 4.48 | 71,724 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 67,897 |
| Countries that Start with A | 0 | - | 4.96 | 1,757,410 |
| Countries that Start with B | 0 | - | 4.92 | 1,896,191 |
| Countries that Start with C | 0 | - | 4.94 | 1,501,148 |
| Countries that Start with D | 0 | - | 4.95 | 521,306 |
| Countries that Start with E | 0 | - | 4.91 | 1,115,174 |
| Countries that Start with G | 0 | - | 4.94 | 1,223,121 |
| Countries that Start with H | 0 | - | 4.90 | 444,057 |
| Countries that Start with I | 0 | - | 4.90 | 1,056,791 |
| Countries that Start with J | 0 | - | 4.96 | 446,895 |
| Countries that Start with K | 0 | - | 4.93 | 619,088 |
| Countries that Start with L | 0 | - | 4.97 | 867,299 |
| Countries that Start with N | 0 | - | 4.87 | 889,525 |
| Countries that Start with P | 0 | - | 4.89 | 983,810 |
| Countries that Start with S | 0 | - | 4.97 | 1,444,886 |
| Countries that Start with T | 0 | - | 4.83 | 808,654 |
| Countries that Start with U | 0 | - | 4.96 | 726,752 |
| Countries that Start with V | 0 | - | 4.96 | 485,798 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 44,586 |
| Countries that Start with M | 0 | - | 4.94 | 1,128,498 |
| Biggest Cities in Poland | 0 | - | 4.55 | 43,222 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.39 | 11,655 |
| Biggest Cities Starting With A | 0 | - | 4.49 | 103,882 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 138,024 |
| Biggest Cities Starting With C | 0 | - | 4.04 | 91,587 |
| Biggest Cities Starting With D | 0 | - | 4.48 | 100,275 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 89,729 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 74,145 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 101,909 |
| Biggest Cities Starting With M | 0 | - | 4.52 | 119,057 |
| Biggest Cities Starting With P | 0 | - | 4.48 | 106,035 |
| Biggest Cities Starting With S | 0 | - | 4.39 | 99,970 |
| Biggest Cities Starting With T | 0 | - | 4.30 | 98,816 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 22,847 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.35 | 77,880 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 64,936 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.20 | 72,847 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.11 | 78,875 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.09 | 63,009 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.11 | 58,812 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.12 | 19,177 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.84 | 53,958 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.17 | 57,100 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.26 | 64,193 |
| Biggest U.S. Cities A-Z | 0 | - | 4.52 | 114,645 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 173,659 |
| Biggest Cities in France | 0 | - | 4.45 | 171,579 |
| Biggest Cities in Spain | 0 | - | 4.60 | 140,444 |
| Biggest Cities in Italy | 0 | - | 4.60 | 199,521 |
| Biggest Cities in California | 0 | - | 4.33 | 124,029 |
| Biggest Cities in Florida | 0 | - | 4.18 | 63,802 |
| Biggest Cities in the World Quiz | 0 | - | 4.80 | 603,044 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 21,367 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 87,112 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 43,270 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 45,320 |
| Biggest Cities in New York State | 0 | - | 4.24 | 53,114 |
| Biggest Cities in Europe | 0 | - | 4.50 | 422,192 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 18,512 |
| Biggest Cities in Tennessee | 0 | - | 4.23 | 18,155 |
| Biggest Cities in Canada | 0 | - | 4.60 | 113,097 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 33,479 |
| Biggest Cities in China | 0 | - | 4.42 | 125,190 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 40,519 |
| Biggest Cities in Germany | 0 | - | 4.94 | 239,766 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 57,274 |
| Second Biggest Cities Quiz | 0 | - | 4.22 | 37,533 |
| Biggest City in Each U.S. State | 0 | - | 4.83 | 140,520 |
| Biggest City in Every Country | 0 | - | 4.98 | 71,205 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,213 |
| Biggest Cities in Colorado | 0 | - | 4.01 | 28,345 |
| Biggest Cities in Arizona | 0 | - | 4.20 | 26,452 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 21,466 |
| Biggest Cities in Illinois | 0 | - | 4.31 | 22,858 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 29,807 |
| Biggest Cities in Wisconsin | 0 | - | 4.42 | 21,762 |
| Biggest Cities in Massachusetts | 0 | - | 4.33 | 25,622 |
| Biggest Cities in Missouri | 0 | - | 4.17 | 14,966 |
| Biggest Cities in Oregon | 0 | - | 4.05 | 17,551 |
| Biggest Cities in Alaska | 0 | - | 4.26 | 22,100 |
| Biggest City by Time Zone | 0 | - | 4.76 | 51,160 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.45 | 94,488 |
| Biggest English Cities by Century | 0 | - | 4.92 | 91,171 |
| Biggest Cities in Switzerland | 0 | - | 4.51 | 40,599 |
| Biggest European Cities by Letter | 0 | - | 4.47 | 113,360 |
| Biggest Cities in India | 0 | - | 4.60 | 57,865 |
| Biggest Cities in Asia | 0 | - | 4.91 | 89,280 |
| Biggest City by Island | 0 | - | 4.49 | 43,813 |
| Biggest Cities in History | 0 | - | 4.46 | 74,157 |
| Biggest Cities by Trait #1 | 0 | - | 4.43 | 41,230 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 38,907 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 61,456 |
| Five Biggest Cities by Country | 0 | - | 4.60 | 141,741 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 58,291 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 64,972 |
| Biggest Coastal City by Country | 0 | - | 4.55 | 25,752 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.50 | 60,540 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 17,166 |
| Most Populous World Capitals | 0 | - | 4.89 | 132,309 |
| Biggest City by Region | 0 | - | 4.47 | 31,089 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 50,085 |
| Biggest City by Region #2 | 0 | - | 4.43 | 21,375 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 26,747 |
| Biggest European Cities by Century | 0 | - | 4.95 | 110,814 |
| Capitals of Most Populated Countries | 0 | - | 4.96 | 111,142 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 232,343 |
| U.S. Cities by Hispanic Population | 0 | - | 4.23 | 23,511 |
| Biggest Cities by Latitude | 0 | - | 4.70 | 25,089 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.93 | 63,707 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 41,091 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.60 | 61,079 |
| Biggest Axis-Controlled Cities | 0 | - | 4.25 | 32,376 |
| Biggest Two-Word Cities | 0 | - | 4.62 | 36,338 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 62,247 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.71 | 58,813 |
| Cities of Ireland | 0 | - | 4.42 | 37,078 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 36,971 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 153,596 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 84,604 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.79 | 48,105 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 123,545 |
| Cities of China (With Some Help) | 0 | - | 4.84 | 25,545 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 39,767 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 45,036 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 228,428 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.82 | 41,331 |
| Biggest Cities in the UK | 0 | - | 4.42 | 84,543 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.93 | 86,188 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 61,112 |
| Megacities on a World Map | 0 | - | 4.98 | 207,010 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 183,221 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.76 | 50,694 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 100,327 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 77,515 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.79 | 40,680 |
| Ten Northernmost Megacities | 0 | - | 4.43 | 45,223 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.96 | 84,628 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 336,066 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.30 | 33,938 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 52,089 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 183,852 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.47 | 36,133 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.45 | 37,644 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 470,515 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.14 | 72,733 |
| Megacities on an Empty Map | 0 | - | 4.96 | 81,023 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 55,572 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 57,493 |
| All Cities in China with Population of 1 Million | 0 | - | 4.53 | 33,324 |
| Northernmost Major City by Country | 0 | - | 4.51 | 29,165 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 24,173 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 35,901 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 58,581 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 46,284 |
| Two Largest Cities by First Two Letters | 0 | - | 4.59 | 58,711 |
| U.S. States by Second Most Populous City | 0 | - | 4.41 | 37,787 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 48,360 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.69 | 64,643 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.47 | 56,105 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 53,153 |
| Biggest Cities Near a Border | 0 | - | 4.13 | 15,439 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 39,413 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 277,257 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 86,000 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 64,755 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 31,908 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.36 | 28,368 |
| Ten Southernmost Megacities | 0 | - | 4.80 | 43,771 |
| Biggest Cities by Trait #2 | 0 | - | 4.34 | 13,164 |
| Flags to Largest Cities | 0 | - | 4.60 | 26,043 |
| 500 Biggest US Cities | 0 | - | 4.85 | 83,781 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 27,349 |
| Saint Lucia Country Quiz | 0 | - | 4.62 | 14,836 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 64,743 |
| Random European Capital to Country | 0 | - | 4.97 | 136,770 |
| Random European Country to Capital | 0 | - | 4.88 | 123,441 |
| Biggest Cities in France - Extreme | 0 | - | 4.85 | 36,013 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 51,042 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.84 | 61,932 |
| Biggest Cities in the World - 2100 | 0 | - | 4.28 | 72,372 |
