| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 707,594 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,337,558 |
| South America Capitals Quiz | 0 | - | 4.99 | 360,450 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,944 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,907 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,718 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,096 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 287,766 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 89,838 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,750 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,092 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,021 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,490 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,279 |
| Jewish Cities Quiz | 0 | - | 4.31 | 55,764 |
| Biggest Cities in Japan | 0 | - | 4.72 | 66,535 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,786 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,761 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,155 |
| Africa Capitals Quiz | 0 | - | 4.99 | 527,656 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,639 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,145 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,658 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 86,963 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,883 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,700 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,449 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,378 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 84,942 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,683 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,505 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,703 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 93,225 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,008 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,092 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,456 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,250 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,496 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 61,363 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.06 | 57,223 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,919 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,746 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,449 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,363 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,090 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 166,892 |
| Biggest Cities in France | 0 | - | 4.52 | 161,431 |
| Biggest Cities in Spain | 0 | - | 4.64 | 132,781 |
| Biggest Cities in Italy | 0 | - | 4.63 | 188,929 |
| Biggest Cities in California | 0 | - | 4.30 | 119,853 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,427 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 571,056 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,860 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,089 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,290 |
| Countries of Africa | 0 | - | 5.00 | 1,733,393 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 33,694 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,864 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,209 |
| Biggest Cities in Europe | 0 | - | 4.63 | 403,516 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,504 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,246 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,746 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,575 |
| North America Capitals Quiz | 0 | - | 4.99 | 154,758 |
| Capitals of Oceania Quiz | 0 | - | 4.98 | 185,236 |
| Asia Capitals Quiz | 0 | - | 4.97 | 501,513 |
| Biggest Cities in China | 0 | - | 4.43 | 118,184 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,051 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,372 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,422 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,592 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 134,546 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,792 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,337 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,080 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,762 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,311 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,469 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,770 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,577 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,378 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,163 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,198 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,689 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,808 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,773 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,171 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,645 |
| Biggest Cities in Switzerland | 0 | - | 4.55 | 38,245 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,677 |
| Biggest Cities in India | 0 | - | 4.52 | 54,837 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,918 |
| Biggest City by Island | 0 | - | 4.49 | 42,207 |
| Official Cities in the UK | 0 | - | 4.89 | 197,332 |
| Biggest Cities in History | 0 | - | 4.49 | 70,544 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,829 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,868 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,320 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,360 |
| Europe Capital to Country | 0 | - | 4.99 | 198,935 |
| Egypt Country Quiz | 0 | - | 4.53 | 59,338 |
| Flags of Africa Quiz | 0 | - | 4.99 | 306,593 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,205 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,170 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,065 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.52 | 56,057 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,931 |
| Countries Closest to Africa | 0 | - | 4.96 | 116,522 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,096 |
| Biggest City by Region | 0 | - | 4.50 | 29,131 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,216 |
| Biggest City by Region #2 | 0 | - | 4.44 | 19,825 |
| Africa Map Quiz | 0 | - | 5.00 | 1,757,811 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,447 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,067 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,870 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,082 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,170 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,365 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,617 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,500 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,907 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,203 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,468 |
| African Capitals by Map | 0 | - | 4.99 | 83,671 |
| Cities of Ireland | 0 | - | 4.40 | 35,650 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,827 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,034 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,076 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,331 |
| Countries Closest to Egypt | 0 | - | 4.82 | 71,835 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,173 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,523 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 33,899 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,720 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 165,139 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 123,309 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,420 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 43,376 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 197,593 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,705 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 81,694 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,535 |
| Megacities on a World Map | 0 | - | 4.97 | 199,504 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 173,519 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,808 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,335 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 63,055 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,570 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,653 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,054 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 74,516 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 311,134 |
| 10 Northernmost Countries in Africa | 0 | - | 4.99 | 117,004 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,258 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 49,993 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,673 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,907 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 433,934 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,087 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 51,958 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 53,830 |
| All Cities in China with Population of 1 Million | 0 | - | 4.66 | 27,521 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,103 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 20,907 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 32,672 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,191 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,387 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,158 |
| Algeria Country Quiz | 0 | - | 4.51 | 22,048 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,516 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 37,658 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 62,020 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,248 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,327 |
| Biggest Cities Near a Border | 0 | - | 4.11 | 14,568 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,464 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 261,305 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,528 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,796 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,557 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.33 | 22,150 |
| Ten Southernmost Megacities | 0 | - | 4.68 | 32,379 |
| Which City in Africa? | 0 | - | 4.64 | 43,198 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,278 |
| Flags to Largest Cities | 0 | - | 4.55 | 22,971 |
| 500 Biggest US Cities | 0 | - | 4.88 | 75,779 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,431 |
| Saint Lucia Country Quiz | 0 | - | 4.65 | 13,853 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,247 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,837 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,152 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 50,952 |
| Biggest Cities in the World - 2100 | 0 | - | 4.29 | 67,714 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,665 |
| Geography of Egypt | 0 | - | 4.57 | 17,323 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 27,428 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.82 | 41,934 |
| Sudan Country Quiz | 0 | - | 4.84 | 20,939 |
