| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.93 | 704,855 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,331,925 |
| Biggest Cities in Texas | 0 | - | 4.20 | 94,749 |
| Biggest Cities in Washington State | 0 | - | 4.33 | 24,815 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,163,178 |
| Biggest Urban Areas in the UK | 0 | - | 4.34 | 156,474 |
| City to Country Quiz #1 | 0 | - | 4.93 | 124,615 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 286,871 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.54 | 89,521 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,544 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.82 | 98,862 |
| Biggest Cities by Language | 0 | - | 4.95 | 193,332 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,406 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,117 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 305,725 |
| Jewish Cities Quiz | 0 | - | 4.31 | 55,662 |
| Biggest Cities in Japan | 0 | - | 4.73 | 66,330 |
| Biggest US Cities by Decade | 0 | - | 4.93 | 132,464 |
| Biggest Cities in Russia | 0 | - | 4.48 | 68,559 |
| Fastest Growing U.S. Cities | 0 | - | 4.26 | 58,096 |
| Countries that Start with A | 0 | - | 4.96 | 1,621,797 |
| Countries that Start with B | 0 | - | 4.94 | 1,759,296 |
| Countries that Start with C | 0 | - | 4.95 | 1,393,999 |
| Countries that Start with D | 0 | - | 4.96 | 460,487 |
| Countries that Start with E | 0 | - | 4.93 | 1,027,708 |
| Countries that Start with G | 0 | - | 4.95 | 1,124,829 |
| Countries that Start with H | 0 | - | 4.92 | 387,927 |
| Countries that Start with I | 0 | - | 4.90 | 972,413 |
| Countries that Start with J | 0 | - | 4.96 | 391,232 |
| Countries that Start with K | 0 | - | 4.94 | 568,125 |
| Countries that Start with L | 0 | - | 4.98 | 809,523 |
| Countries that Start with N | 0 | - | 4.90 | 830,804 |
| Countries that Start with P | 0 | - | 4.94 | 918,026 |
| Countries that Start with S | 0 | - | 4.97 | 1,350,429 |
| Countries that Start with T | 0 | - | 4.88 | 755,367 |
| Countries that Start with U | 0 | - | 4.97 | 681,550 |
| Countries that Start with V | 0 | - | 4.97 | 453,985 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 41,397 |
| Countries that Start with M | 0 | - | 4.95 | 1,055,853 |
| Biggest Cities in Poland | 0 | - | 4.73 | 39,938 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.36 | 10,604 |
| Biggest Cities Starting With A | 0 | - | 4.54 | 86,591 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,510 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,438 |
| Biggest Cities Starting With H | 0 | - | 4.49 | 75,099 |
| Biggest Cities Starting With K | 0 | - | 4.35 | 63,217 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 84,603 |
| Biggest Cities Starting With M | 0 | - | 4.47 | 98,269 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,141 |
| Biggest Cities Starting With S | 0 | - | 4.34 | 92,352 |
| Biggest Cities Starting With T | 0 | - | 4.25 | 92,672 |
| Biggest Cities in Mexico | 0 | - | 4.51 | 20,870 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.36 | 74,863 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.31 | 62,260 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,069 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,335 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 61,235 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.09 | 57,106 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,810 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.81 | 52,638 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,326 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,213 |
| Biggest U.S. Cities A-Z | 0 | - | 4.53 | 108,763 |
| Biggest World Cities A-Z | 0 | - | 4.38 | 166,424 |
| Biggest Cities in France | 0 | - | 4.50 | 160,762 |
| Biggest Cities in Spain | 0 | - | 4.65 | 132,263 |
| Biggest Cities in Italy | 0 | - | 4.57 | 188,315 |
| Biggest Cities in California | 0 | - | 4.32 | 119,579 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,235 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 568,842 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,777 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 83,831 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,187 |
| Biggest Cities in The Netherlands | 0 | - | 4.42 | 33,534 |
| Biggest Cities in New York State | 0 | - | 4.23 | 51,102 |
| Biggest Cities in Europe | 0 | - | 4.57 | 402,285 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,434 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,189 |
| Biggest Cities in Canada | 0 | - | 4.56 | 108,245 |
| Biggest Cities in Sweden | 0 | - | 4.67 | 24,436 |
| Countries with the Highest Population Density | 0 | - | 4.88 | 131,045 |
| Biggest Cities in China | 0 | - | 4.41 | 117,521 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 38,966 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 126,223 |
| Biggest Cities in Germany | 0 | - | 4.94 | 225,418 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,301 |
| Second Biggest Cities Quiz | 0 | - | 4.19 | 36,524 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 134,084 |
| Biggest City in Every Country | 0 | - | 4.97 | 66,571 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 16,297 |
| Biggest Cities in Arizona | 0 | - | 4.24 | 24,664 |
| Biggest Cities in Virginia | 0 | - | 4.16 | 20,257 |
| Biggest Cities in Illinois | 0 | - | 4.29 | 21,381 |
| Biggest Cities in North Carolina | 0 | - | 4.48 | 25,668 |
| Biggest Cities in Wisconsin | 0 | - | 4.41 | 20,499 |
| Biggest Cities in Massachusetts | 0 | - | 4.27 | 20,099 |
| Biggest Cities in Missouri | 0 | - | 4.18 | 14,148 |
| Biggest Cities in Oregon | 0 | - | 4.02 | 16,608 |
| Biggest Cities in Alaska | 0 | - | 4.38 | 16,727 |
| Biggest City by Time Zone | 0 | - | 4.74 | 49,657 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,041 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,239 |
| Biggest Cities in Switzerland | 0 | - | 4.55 | 38,083 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,494 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 172,579 |
| Biggest Cities in India | 0 | - | 4.52 | 54,646 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,541 |
| Biggest City by Island | 0 | - | 4.49 | 42,080 |
| Most Populous Countries in 1900 | 0 | - | 4.86 | 146,600 |
| Biggest Cities in History | 0 | - | 4.49 | 70,114 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,720 |
| Most Populous Second Cities in the U.S. | 0 | - | 4.29 | 37,812 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,114 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 121,981 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,079 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,051 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 23,925 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.49 | 51,741 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,848 |
| Most Populous World Capitals | 0 | - | 4.89 | 127,597 |
| Biggest City by Region | 0 | - | 4.50 | 28,953 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,012 |
| Biggest City by Region #2 | 0 | - | 4.46 | 19,705 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,352 |
| Biggest European Cities by Century | 0 | - | 4.97 | 104,744 |
| Capitals of Most Populated Countries | 0 | - | 4.97 | 107,341 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 112,737 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 223,968 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,822 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,009 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.91 | 58,944 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,138 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,455 |
| Biggest Axis-Controlled Cities | 0 | - | 4.24 | 31,445 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,715 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 57,921 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,215 |
| Cities of Ireland | 0 | - | 4.39 | 35,570 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,737 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 145,444 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 72,789 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,226 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.92 | 117,710 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,355 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 33,689 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,556 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 216,794 |
| Countries with Megacities | 0 | - | 4.99 | 158,117 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 167,281 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 126,556 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 122,508 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.88 | 32,289 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,378 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.93 | 81,392 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,400 |
| Megacities on a World Map | 0 | - | 4.97 | 198,438 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 153,268 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,685 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 94,047 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 72,784 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,499 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 43,969 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.93 | 73,486 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 300,393 |
| Countries With More than 50 Million People | 0 | - | 4.98 | 124,547 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,166 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 49,837 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 175,311 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.54 | 34,562 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,761 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 432,025 |
| Megacities on an Empty Map | 0 | - | 4.96 | 76,794 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 51,701 |
| All 3M Cities on the World Map | 0 | - | 4.93 | 53,442 |
| All Cities in China with Population of 1 Million | 0 | - | 4.65 | 27,102 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,031 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 20,446 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 28,910 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 54,932 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.47 | 42,125 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 55,964 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,420 |
| Largest World Capitals with Exceptions | 0 | - | 4.65 | 37,102 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 61,852 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,109 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.52 | 43,185 |
| Biggest Cities Near a Border | 0 | - | 4.12 | 14,496 |
| Flags of the Countries that Start with I | 0 | - | 4.95 | 115,966 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,309 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 259,962 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,015 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,589 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,472 |
| Biggest Cities with a Tropical Climate | 0 | - | 4.33 | 22,090 |
| Ten Southernmost Megacities | 0 | - | 4.67 | 32,248 |
| Biggest Cities by Trait #2 | 0 | - | 4.31 | 12,203 |
| Flags to Largest Cities | 0 | - | 4.55 | 22,692 |
| 500 Biggest US Cities | 0 | - | 4.90 | 75,175 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,351 |
| Saint Lucia Country Quiz | 0 | - | 4.64 | 13,788 |
