| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 655,147 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 363,147 |
| Biggest Cities in the United States | 0 | - | 4.90 | 799,065 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 318,278 |
| Biggest City in Every Country | 0 | - | 4.98 | 75,408 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 163,835 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 89,356 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 92,050 |
| Biggest Cities with Exceptions | 0 | - | 4.84 | 51,740 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.84 | 57,063 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 62,629 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 41,306 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.89 | 58,082 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.85 | 107,271 |
| Biggest Cities by Language | 0 | - | 4.95 | 211,065 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 64,113 |
| Most Populous World Capitals | 0 | - | 4.91 | 144,190 |
| Biggest European Cities by Century | 0 | - | 4.96 | 116,878 |
| Megacities on a World Map | 0 | - | 4.98 | 217,033 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 503,594 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 58,866 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 61,876 |
| Every 1,000,000+ City on a Map | 0 | - | 4.98 | 80,590 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 148,405 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 152,656 |
| Biggest Cities in Asia | 0 | - | 4.91 | 93,897 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 42,300 |
| Megacities on an Empty Map | 0 | - | 4.96 | 85,919 |
| Biggest U.S. Cities A-Z | 0 | - | 4.51 | 121,179 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 36,649 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 39,772 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.82 | 62,587 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 66,601 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 195,553 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 107,068 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 298,269 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 94,712 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 129,188 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 43,367 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 87,857 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 68,137 |
| 500 Biggest US Cities | 0 | - | 4.83 | 94,294 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 50,977 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 89,631 |
| Biggest Cities in France - Extreme | 0 | - | 4.90 | 42,079 |
| Biggest Cities in Germany | 0 | - | 4.94 | 258,099 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.68 | 97,776 |
| Biggest Cities in Europe | 0 | - | 4.50 | 445,157 |
| Biggest City by Time Zone | 0 | - | 4.79 | 52,833 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.46 | 97,024 |
| Biggest Cities by Trait #1 | 0 | - | 4.42 | 42,659 |
| Biggest City by Region | 0 | - | 4.45 | 32,833 |
| Most Populous 2nd Cities | 0 | - | 4.52 | 52,541 |
| Largest World Capitals with Exceptions | 0 | - | 4.70 | 50,061 |
| Two Largest Cities by First Two Letters | 0 | - | 4.63 | 66,418 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 27,756 |
| Ten Northernmost Megacities | 0 | - | 4.42 | 46,582 |
| Ten Southernmost Megacities | 0 | - | 4.78 | 45,744 |
| Biggest World Cities A-Z | 0 | - | 4.41 | 189,174 |
| Biggest European Cities by Letter | 0 | - | 4.52 | 117,422 |
| Biggest City by Island | 0 | - | 4.51 | 45,370 |
| Biggest Cities in History | 0 | - | 4.47 | 78,604 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 67,263 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.47 | 39,594 |
| Biggest World Cities in 1850 | 0 | - | 4.63 | 63,960 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.88 | 73,126 |
| Biggest Cities Starting With A | 0 | - | 4.47 | 110,171 |
| Biggest Cities Starting With D | 0 | - | 4.47 | 105,477 |
| Biggest Cities Starting With H | 0 | - | 4.53 | 95,811 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 108,385 |
| Biggest Cities Starting With M | 0 | - | 4.50 | 126,229 |
| Biggest Cities Starting With P | 0 | - | 4.46 | 112,520 |
| Biggest Cities in Japan | 0 | - | 4.70 | 74,175 |
| Biggest Cities in Russia | 0 | - | 4.46 | 75,390 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 49,136 |
| Biggest Cities in Poland | 0 | - | 4.56 | 47,106 |
| Cities of China (With Some Help) | 0 | - | 4.88 | 27,741 |
| Cities of Ireland | 0 | - | 4.43 | 39,122 |
| Biggest Cities in Canada | 0 | - | 4.68 | 118,652 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,942 |
| Biggest Cities in India | 0 | - | 4.61 | 61,416 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 134,907 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 107,671 |
| Jewish Cities Quiz | 0 | - | 4.31 | 58,917 |
| Fastest Growing U.S. Cities | 0 | - | 4.32 | 69,593 |
| Second Biggest Cities Quiz | 0 | - | 4.20 | 38,695 |
| Biggest English Cities by Century | 0 | - | 4.93 | 97,956 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 26,874 |
| Biggest City by Region #2 | 0 | - | 4.45 | 22,615 |
| Biggest Cities by Latitude | 0 | - | 4.74 | 26,024 |
| Largest World Cities With Four Letters | 0 | - | 4.43 | 42,875 |
| Northernmost Major City by Country | 0 | - | 4.53 | 30,471 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 67,825 |
| Biggest Mediterranean Cities | 0 | - | 4.60 | 74,084 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.31 | 82,186 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.30 | 68,771 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 76,854 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 82,538 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 65,397 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.14 | 61,140 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.19 | 59,397 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 66,812 |
| Five Biggest Cities by Country | 0 | - | 4.50 | 149,820 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 47,605 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,538 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,290,613 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 345,299 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 122,220 |
| Countries with Megacities | 0 | - | 4.99 | 191,751 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 166,695 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 95,603 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 91,878 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 61,528 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 241,936 |
| Biggest English-Speaking Cities | 0 | - | 4.38 | 135,053 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 62,486 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 54,958 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 39,699 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 33,535 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.37 | 29,629 |
| Biggest Cities in the World - 2100 | 0 | - | 4.26 | 78,978 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 32,101 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.42 | 28,152 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.30 | 39,682 |
| Biggest Cities Starting With B | 0 | - | 4.29 | 145,358 |
| Biggest Cities Starting With C | 0 | - | 4.03 | 95,564 |
| Biggest Cities Starting With K | 0 | - | 4.27 | 77,595 |
| Biggest Cities Starting With S | 0 | - | 4.35 | 112,688 |
| Biggest Cities Starting With T | 0 | - | 4.28 | 114,428 |
| Capitals of the Most Populated Countries | 0 | - | 4.97 | 115,294 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 64,534 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 241,557 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 107,283 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 88,963 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.95 | 63,704 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 69,711 |
| Biggest Cities by Trait #2 | 0 | - | 4.33 | 13,967 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.41 | 12,770 |
| Biggest Cities in Mexico | 0 | - | 4.54 | 28,215 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.15 | 20,953 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.87 | 55,520 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 59,586 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 60,883 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 50,196 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,475 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 55,649 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.51 | 73,673 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.70 | 42,265 |
| Flags to Largest Cities | 0 | - | 4.63 | 30,076 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 34,913 |
| Biggest Cities in France | 0 | - | 4.62 | 195,295 |
| Biggest Cities in Spain | 0 | - | 4.48 | 150,846 |
| Biggest Cities in the UK | 0 | - | 4.41 | 91,551 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.76 | 62,165 |
| Biggest Cities in China | 0 | - | 4.44 | 134,815 |
| All Cities in China with Population of 1 Million | 0 | - | 4.62 | 37,133 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,969 |
| Biggest Cities in Italy | 0 | - | 4.63 | 213,325 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 98,022 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.91 | 174,314 |
| Countries of Europe by Population | 0 | - | 4.98 | 122,212 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.98 | 77,782 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 94,523 |
| Countries with the Most People Bordering Them | 0 | - | 4.96 | 73,557 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 91,426 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 63,695 |
| Biggest Nordic Cities | 0 | - | 4.35 | 59,373 |
| Biggest Cities Near a Border | 0 | - | 4.19 | 19,294 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 28,427 |
| Cities in Squares on a Map - North America | 0 | - | 4.36 | 18,978 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 20,281 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 18,512 |
| Most Populous Countries in 2050 | 0 | - | 4.89 | 202,291 |
| First Countries to Reach 5 Million People | 0 | - | 4.87 | 107,990 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 75,076 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 52,958 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.91 | 66,106 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 85,574 |
| Countries with the Most Christians | 0 | - | 4.93 | 104,250 |
| Least Christian Countries with Exceptions | 0 | - | 4.91 | 70,402 |
| Countries with the Highest Population Density | 0 | - | 4.88 | 141,879 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 138,106 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 201,285 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 157,925 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 154,512 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 79,162 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.92 | 83,091 |
| Most Populous Country by First Two Letters | 0 | - | 4.68 | 65,908 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 143,564 |
| Demographics Multiple Choice | 0 | - | 4.70 | 39,310 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.97 | 63,092 |
| Largest Cities in Alexander's Empire | 0 | - | 4.48 | 38,377 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.29 | 36,346 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.21 | 86,893 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.43 | 52,092 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.61 | 24,211 |
| Largest Nordic Cities on a Map | 0 | - | 4.61 | 22,060 |
| Biggest Urban Areas in the UK | 0 | - | 4.36 | 166,241 |
| Most Populous Countries in 1900 | 0 | - | 4.89 | 160,228 |
| Divided World City Name Puzzle #1 | 0 | - | 4.90 | 38,586 |
