| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.92 | 708,538 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,339,464 |
| 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 | 156,800 |
| Countries That Border Russia | 0 | - | 4.98 | 368,242 |
| Biggest Cities in New Jersey | 0 | - | 3.97 | 22,122 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,042 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.55 | 89,917 |
| Biggest English-Speaking Cities | 0 | - | 4.39 | 127,814 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.84 | 99,154 |
| Biggest Cities by Language | 0 | - | 4.95 | 194,175 |
| Biggest Nordic Cities | 0 | - | 4.35 | 56,513 |
| Biggest Mediterranean Cities | 0 | - | 4.73 | 69,337 |
| Biggest Cities in Japan | 0 | - | 4.68 | 66,616 |
| Biggest US Cities by Decade | 0 | - | 4.92 | 132,936 |
| Biggest Cities in Russia | 0 | - | 4.49 | 68,820 |
| Biggest Cities in Brazil | 0 | - | 4.55 | 41,725 |
| Biggest Cities in Poland | 0 | - | 4.73 | 40,203 |
| Countries that Border Poland | 0 | - | 4.98 | 129,659 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.38 | 10,677 |
| Biggest Cities Starting With A | 0 | - | 4.55 | 87,037 |
| Biggest Cities Starting With B | 0 | - | 4.38 | 120,974 |
| Biggest Cities Starting With D | 0 | - | 4.46 | 84,764 |
| Biggest Cities Starting With H | 0 | - | 4.48 | 75,550 |
| Biggest Cities Starting With L | 0 | - | 4.42 | 85,021 |
| Biggest Cities Starting With M | 0 | - | 4.48 | 98,786 |
| Biggest Cities Starting With P | 0 | - | 4.44 | 87,602 |
| 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 | 62,564 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.23 | 70,543 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 76,601 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.12 | 61,438 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.07 | 57,294 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.10 | 17,988 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.82 | 52,810 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.18 | 55,528 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.21 | 62,431 |
| Biggest U.S. Cities A-Z | 0 | - | 4.54 | 109,168 |
| Biggest World Cities A-Z | 0 | - | 4.39 | 167,031 |
| Biggest Cities in France | 0 | - | 4.52 | 161,659 |
| Biggest Cities in Spain | 0 | - | 4.65 | 132,957 |
| Biggest Cities in Italy | 0 | - | 4.63 | 189,152 |
| Biggest Cities in California | 0 | - | 4.30 | 119,930 |
| Biggest Cities in Florida | 0 | - | 4.13 | 61,474 |
| Biggest Cities in the World Quiz | 0 | - | 4.84 | 571,774 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 19,893 |
| Biggest Cities in Africa Quiz | 0 | - | 4.88 | 84,162 |
| Biggest Cities in Ohio | 0 | - | 4.33 | 41,334 |
| Biggest Cities in The Netherlands | 0 | - | 4.40 | 35,809 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 29,877 |
| Biggest Cities in New York State | 0 | - | 4.20 | 51,244 |
| Biggest Cities in Europe | 0 | - | 4.63 | 403,901 |
| Biggest Cities in Indiana | 0 | - | 4.22 | 17,529 |
| Biggest Cities in Tennessee | 0 | - | 4.20 | 17,273 |
| Biggest Cities in Canada | 0 | - | 4.57 | 108,835 |
| Biggest Cities in Sweden | 0 | - | 4.71 | 24,613 |
| European Cities by Clue | 0 | - | 4.81 | 78,033 |
| Countries of the Soviet Union | 0 | - | 4.99 | 146,334 |
| Biggest Cities in China | 0 | - | 4.43 | 118,305 |
| Biggest Cities in Pennsylvania | 0 | - | 4.10 | 39,079 |
| Biggest Cities in Germany | 0 | - | 4.94 | 226,705 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.40 | 48,448 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 134,959 |
| Slavic Countries | 0 | - | 4.96 | 79,412 |
| 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 | 49,798 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.42 | 78,214 |
| Countries Formerly in Yugoslavia | 0 | - | 4.93 | 92,654 |
| Biggest English Cities by Century | 0 | - | 4.92 | 85,766 |
| Biggest Cities in Switzerland | 0 | - | 4.56 | 38,304 |
| Biggest European Cities by Letter | 0 | - | 4.43 | 109,735 |
| Biggest Cities in India | 0 | - | 4.52 | 54,896 |
| Biggest Cities in Asia | 0 | - | 4.87 | 85,990 |
| Biggest City by Island | 0 | - | 4.49 | 42,240 |
| Official Cities in the UK | 0 | - | 4.89 | 197,635 |
| Russia Country Quiz | 0 | - | 4.86 | 91,056 |
| Biggest Cities in History | 0 | - | 4.47 | 70,639 |
| Biggest Cities by Trait #1 | 0 | - | 4.44 | 39,871 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 58,390 |
| Countries that Border Hungary | 0 | - | 4.99 | 85,544 |
| Five Biggest Cities by Country | 0 | - | 4.76 | 122,485 |
| Europe Capital to Country | 0 | - | 4.99 | 199,079 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.42 | 56,244 |
| Top 10 World Cities Through History | 0 | - | 4.41 | 63,217 |
| Biggest Coastal City by Country | 0 | - | 4.56 | 24,098 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.57 | 58,487 |
| Biggest Cities in Portugal | 0 | - | 4.35 | 15,965 |
| Most Populous World Capitals | 0 | - | 4.89 | 128,206 |
| Biggest City by Region | 0 | - | 4.50 | 29,173 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.94 | 68,554 |
| Most Populous 2nd Cities | 0 | - | 4.53 | 39,269 |
| Biggest City by Region #2 | 0 | - | 4.44 | 19,865 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 25,462 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.32 | 165,713 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 128,998 |
| Biggest European Cities by Century | 0 | - | 4.96 | 105,181 |
| U.S. Cities by Hispanic Population | 0 | - | 4.22 | 22,885 |
| Biggest Cities by Latitude | 0 | - | 4.73 | 24,103 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.92 | 59,244 |
| Largest World Cities With Four Letters | 0 | - | 4.41 | 39,403 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.64 | 58,678 |
| Biggest Two-Word Cities | 0 | - | 4.71 | 33,969 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 58,305 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.73 | 55,541 |
| European Capitals by Map | 0 | - | 4.99 | 52,376 |
| Cities of Ireland | 0 | - | 4.40 | 35,681 |
| Largest Cities in Alexander's Empire | 0 | - | 4.46 | 29,864 |
| Five Most Populated Cities by Continent | 0 | - | 4.95 | 146,216 |
| Moldova Country Quiz | 0 | - | 4.89 | 22,874 |
| EU Capitals with No Hints | 0 | - | 4.94 | 98,875 |
| Biggest Cities in the World - Extreme | 0 | - | 4.97 | 73,163 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.78 | 46,378 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 118,299 |
| Cities of China (With Some Help) | 0 | - | 4.77 | 23,573 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.90 | 33,975 |
| Biggest Cities with Exceptions | 0 | - | 4.87 | 42,766 |
| Countries of Europe by Population | 0 | - | 4.98 | 108,464 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 168,328 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.89 | 32,455 |
| Biggest Cities in the UK | 0 | - | 4.42 | 79,806 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 81,782 |
| Biggest World Cities in 1850 | 0 | - | 4.52 | 47,586 |
| Megacities on a World Map | 0 | - | 4.97 | 199,718 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 174,408 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.78 | 48,854 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 95,470 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.85 | 73,669 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.81 | 38,701 |
| Federal Subjects of Russia | 0 | - | 4.95 | 81,490 |
| Ten Northernmost Megacities | 0 | - | 4.41 | 44,079 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 74,603 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 65,465 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 312,478 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 91,746 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.37 | 23,286 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.91 | 154,421 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 50,050 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.57 | 34,711 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.44 | 35,940 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 434,503 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.97 | 54,971 |
| Most-Visited Cities in Europe | 0 | - | 4.89 | 45,344 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.89 | 71,102 |
| Megacities on an Empty Map | 0 | - | 4.96 | 77,194 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 52,034 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 53,944 |
| All Cities in China with Population of 1 Million | 0 | - | 4.66 | 27,623 |
| Northernmost Major City by Country | 0 | - | 4.50 | 28,120 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 61,917 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.93 | 21,046 |
| All Cities in India with Population of 1 Million | 0 | - | 4.80 | 32,806 |
| European Coastal Capitals | 0 | - | 4.95 | 69,594 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.93 | 55,292 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.46 | 42,444 |
| Two Largest Cities by First Two Letters | 0 | - | 4.65 | 56,217 |
| U.S. States by Second Most Populous City | 0 | - | 4.40 | 36,559 |
| Most Guessed European Capitals | 0 | - | 4.84 | 67,556 |
| Countries with Territory in the Balkans | 0 | - | 4.92 | 66,401 |
| Countries Bordering Serbia | 0 | - | 4.90 | 72,298 |
| Largest World Capitals with Exceptions | 0 | - | 4.66 | 37,748 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.71 | 62,082 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.45 | 54,297 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.53 | 43,367 |
| Biggest Cities in Deserts | 0 | - | 4.86 | 37,502 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 261,615 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.93 | 79,647 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.92 | 61,851 |
| Biggest "Saint" Cities - United States | 0 | - | 4.38 | 30,579 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 53,689 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 102,112 |
| Ten Southernmost Megacities | 0 | - | 4.68 | 32,415 |
| Which City in Europe? | 0 | - | 4.87 | 85,990 |
| Which City In the United Kingdom? | 0 | - | 4.95 | 64,051 |
| European Capital Superlatives - Top 2 | 0 | - | 4.92 | 55,746 |
| European Capitals Ending in N | 0 | - | 4.92 | 66,892 |
| Flags to Largest Cities | 0 | - | 4.55 | 23,048 |
| 500 Biggest US Cities | 0 | - | 4.88 | 75,982 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.46 | 26,455 |
| Saint Lucia Country Quiz | 0 | - | 4.57 | 13,881 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 54,338 |
| Random European City to Country | 0 | - | 4.84 | 81,291 |
| Random European Capital to Country | 0 | - | 4.97 | 128,666 |
| Random European Country to Capital | 0 | - | 4.90 | 103,942 |
| Countries With the Most Russian Speakers | 0 | - | 4.94 | 44,765 |
| Biggest Cities in France - Extreme | 0 | - | 4.84 | 31,913 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.82 | 45,274 |
