| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.92 | 708,558 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,339,488 |
| Biggest Cities in Texas | 0 | - | 4.20 | 95,000 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,927 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,802 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,122 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,045 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 89,917 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,815 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,157 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,177 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,513 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,338 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,617 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,940 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,822 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,725 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,205 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,679 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,043 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,983 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,769 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,569 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,025 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,791 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,607 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 21,038 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.34 | 75,206 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.32 | 62,566 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,544 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,602 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,438 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,295 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,989 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,811 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,529 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,432 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,169 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,035 |
| Biggest Cities in France | 0 | - | 4.52 | 161,665 |
| Biggest Cities in Spain | 0 | - | 4.65 | 132,960 |
| Biggest Cities in Italy | 0 | - | 4.63 | 189,161 |
| Biggest Cities in California | 0 | - | 4.30 | 119,930 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,475 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 571,797 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,895 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,165 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,334 |
| Biggest Cities in The Netherlands | 0 | - | 4.40 | 35,852 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,877 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,246 |
| Biggest Cities in Europe | 0 | - | 4.63 | 403,906 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,530 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,273 |
| Countries that Border Iraq | 0 | - | 4.96 | 91,474 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,836 |
| Countries Bordering Iran | 0 | - | 4.84 | 79,298 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,615 |
| Asia Capitals Quiz | 0 | - | 4.97 | 502,172 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 99,023 |
| Countries Bordering Turkey | 0 | - | 4.99 | 96,489 |
| Biggest Cities in China | 0 | - | 4.43 | 118,309 |
| Asian Cities by Clue | 0 | - | 4.66 | 22,456 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,080 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,712 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,451 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 134,960 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,847 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,352 |
| Biggest Cities in Colorado | 0 | - | 3.97 | 27,104 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,789 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,331 |
| Biggest Cities in Illinois | 0 | - | 4.30 | 21,493 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,811 |
| Biggest Cities in Wisconsin | 0 | - | 4.35 | 20,597 |
| Biggest Cities in Georgia | 0 | - | 3.72 | 19,386 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,184 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,209 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,706 |
| Biggest Cities in Alaska | 0 | - | 4.39 | 16,831 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,799 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,215 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,769 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,305 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,736 |
| Biggest Cities in India | 0 | - | 4.52 | 54,898 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,995 |
| Asia Capital to Country | 0 | - | 4.96 | 95,748 |
| Biggest Cities in History | 0 | - | 4.47 | 70,641 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,393 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,489 |
| Egypt Country Quiz | 0 | - | 4.50 | 59,430 |
| Iran Country Quiz | 0 | - | 4.42 | 42,402 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,244 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,218 |
| Countries in the Ottoman Empire | 0 | - | 4.92 | 50,746 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.57 | 58,505 |
| Countries Closest to Israel | 0 | - | 4.92 | 88,479 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,966 |
| Emirates of the United Arab Emirates | 0 | - | 4.51 | 14,406 |
| Countries Closest to Turkey | 0 | - | 4.95 | 94,022 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,207 |
| World Capitals Closest to Jerusalem | 0 | - | 4.40 | 40,502 |
| Countries Closest to the Persian Gulf | 0 | - | 4.91 | 63,309 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,170,977 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,462 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,188 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 72,011 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,885 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,248 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,680 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,305 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,541 |
| Cities of Ireland | 0 | - | 4.40 | 35,686 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,864 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,222 |
| Jordan Country Quiz | 0 | - | 4.82 | 23,057 |
| Countries Closest to Cyprus | 0 | - | 4.56 | 22,422 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,167 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,381 |
| Countries Closest to Egypt | 0 | - | 4.82 | 71,947 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,300 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,574 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 33,978 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,769 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 127,127 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,457 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 40,228 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,809 |
| Countries of the Middle East | 0 | - | 4.96 | 148,422 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 81,787 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 29,878 |
| Megacities on a World Map | 0 | - | 4.97 | 199,723 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,426 |
| Asian Capitals by Map | 0 | - | 4.98 | 29,938 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,473 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,671 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,703 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 74,608 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 312,505 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,286 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,051 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,712 |
| World Capitals Closest to Bangkok | 0 | - | 4.94 | 34,360 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 434,512 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 61,780 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,197 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.86 | 41,276 |
| Middle East Capital Cities Quiz | 0 | - | 4.95 | 62,968 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,036 |
| Southeast Asian Cities by Map | 0 | - | 4.55 | 17,640 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 53,944 |
| All Cities in China with Population of 1 Million | 0 | - | 4.66 | 27,625 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,047 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 32,809 |
| Asian Coastal Capitals | 0 | - | 4.55 | 17,708 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,294 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,445 |
| Biggest Trading Partners - Turkey | 0 | - | 4.79 | 28,274 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 76,028 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,218 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,560 |
| Lebanon Country Quiz | 0 | - | 4.47 | 26,162 |
| Most Guessed Asian Capitals | 0 | - | 4.43 | 40,880 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 62,082 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,298 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,371 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,502 |
| Flags of the Middle East | 0 | - | 4.82 | 43,386 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 261,625 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,652 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,851 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,579 |
| Countries Surrounding Istanbul | 0 | - | 4.90 | 17,600 |
| Provinces of Turkey | 0 | - | 4.92 | 148,488 |
| Arab Spring Countries | 0 | - | 4.44 | 37,021 |
| Which City in the Middle East? | 0 | - | 4.46 | 46,044 |
| 500 Biggest US Cities | 0 | - | 4.88 | 75,987 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,456 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,883 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,342 |
| Random Asian Capital to Country | 0 | - | 4.97 | 63,116 |
| Random Asian Country to Capital | 0 | - | 4.92 | 64,562 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,916 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,278 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.89 | 51,139 |
| Countries in the Byzantine Empire | 0 | - | 4.88 | 49,324 |
| Yemen Country Quiz | 0 | - | 4.55 | 23,024 |
| Kuwait Country Quiz | 0 | - | 4.74 | 17,342 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.48 | 21,875 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 21,701 |
| Geography of Egypt | 0 | - | 4.57 | 17,355 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.58 | 27,500 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.82 | 42,023 |
| Random Asian Capitals on a Map | 0 | - | 4.71 | 38,414 |
| Bahrain Country Quiz | 0 | - | 4.58 | 16,199 |
| Biggest Cities in Australia on a Map | 0 | - | 4.58 | 27,122 |
| Largest Nordic Cities on a Map | 0 | - | 4.48 | 15,588 |
| Syria Country Quiz | 0 | - | 4.65 | 23,273 |
| Turkmenistan Country Quiz | 0 | - | 4.71 | 18,987 |
