| Quiz | Points | Best | Rating | Takes |
|---|
| Biggest Cities in the United States | 0 | - | 4.91 | 778,845 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,465,324 |
| Biggest Cities in Texas | 0 | - | 4.23 | 108,484 |
| Biggest Cities in Washington State | 0 | - | 4.38 | 27,204 |
| Biggest Urban Areas in the UK | 0 | - | 4.36 | 163,802 |
| Biggest Cities in New Jersey | 0 | - | 4.04 | 24,149 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 312,234 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.85 | 105,529 |
| Biggest Cities by Language | 0 | - | 4.95 | 207,530 |
| Biggest Nordic Cities | 0 | - | 4.36 | 58,903 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 73,159 |
| Biggest Cities in Japan | 0 | - | 4.70 | 72,792 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 150,163 |
| Biggest Cities in Russia | 0 | - | 4.46 | 74,252 |
| Biggest Cities in Brazil | 0 | - | 4.54 | 46,696 |
| Biggest Cities in Poland | 0 | - | 4.56 | 45,711 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.40 | 12,423 |
| Biggest Cities in Mexico | 0 | - | 4.53 | 24,160 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.31 | 80,477 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.34 | 67,332 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.22 | 75,242 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.09 | 81,094 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.10 | 64,506 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.14 | 60,289 |
| Biggest U.S. Cities Starting with O | 0 | - | 4.13 | 20,263 |
| Biggest U.S. Cities Starting with P | 0 | - | 3.85 | 54,951 |
| Biggest U.S. Cities Starting with L | 0 | - | 4.19 | 58,513 |
| Biggest U.S. Cities Starting with S | 0 | - | 4.27 | 65,847 |
| Biggest U.S. Cities A-Z | 0 | - | 4.51 | 118,862 |
| Biggest Cities in France | 0 | - | 4.48 | 179,354 |
| Biggest Cities in Spain | 0 | - | 4.48 | 146,927 |
| Biggest Cities in Italy | 0 | - | 4.61 | 207,966 |
| Biggest Cities in California | 0 | - | 4.34 | 127,071 |
| Biggest Cities in Florida | 0 | - | 4.18 | 65,543 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 630,760 |
| Biggest Cities in New Zealand | 0 | - | 4.56 | 22,199 |
| Biggest Cities in Africa Quiz | 0 | - | 4.89 | 89,683 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 44,555 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 47,700 |
| Biggest Cities in Michigan | 0 | - | 3.99 | 31,668 |
| Biggest Cities in New York State | 0 | - | 4.22 | 54,464 |
| Biggest Cities in Europe | 0 | - | 4.49 | 437,051 |
| Biggest Cities in Indiana | 0 | - | 4.27 | 19,180 |
| Biggest Cities in Tennessee | 0 | - | 4.22 | 18,652 |
| Biggest Cities in Canada | 0 | - | 4.63 | 116,509 |
| Biggest Cities in Sweden | 0 | - | 4.84 | 35,570 |
| Biggest Cities in China | 0 | - | 4.43 | 130,983 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 41,660 |
| Biggest Cities in Germany | 0 | - | 4.94 | 251,228 |
| Biggest Cities in Latin America Quiz | 0 | - | 4.39 | 58,585 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 145,445 |
| Biggest City in Every Country | 0 | - | 4.97 | 73,826 |
| Biggest Cities in Louisiana | 0 | - | 4.03 | 17,705 |
| Biggest Cities in Colorado | 0 | - | 4.02 | 29,137 |
| Biggest Cities in Arizona | 0 | - | 4.21 | 27,440 |
| Biggest Cities in Virginia | 0 | - | 4.22 | 22,178 |
| Biggest Cities in Illinois | 0 | - | 4.32 | 23,630 |
| Biggest Cities in North Carolina | 0 | - | 4.53 | 30,951 |
| Biggest Cities in Wisconsin | 0 | - | 4.44 | 22,666 |
| Biggest Cities in Georgia | 0 | - | 3.84 | 20,993 |
| Biggest Cities in Massachusetts | 0 | - | 4.34 | 26,560 |
| Biggest Cities in Missouri | 0 | - | 4.19 | 15,408 |
| Biggest Cities in Oregon | 0 | - | 4.06 | 18,153 |
| Biggest Cities in Alaska | 0 | - | 4.22 | 22,830 |
| Biggest English Cities by Century | 0 | - | 4.93 | 95,706 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 42,186 |
| Biggest European Cities by Letter | 0 | - | 4.51 | 115,896 |
| Biggest Cities in India | 0 | - | 4.60 | 60,297 |
| Biggest Cities in Asia | 0 | - | 4.92 | 92,278 |
| Official Cities in the UK | 0 | - | 4.88 | 221,764 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 63,422 |
| Europe Capital to Country | 0 | - | 4.99 | 212,066 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.44 | 59,876 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.51 | 61,848 |
| Biggest Cities in Portugal | 0 | - | 4.36 | 18,062 |
| Most Populous World Capitals | 0 | - | 4.90 | 135,765 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.40 | 27,642 |
| Biggest European Cities by Century | 0 | - | 4.96 | 114,792 |
| U.S. Cities by Hispanic Population | 0 | - | 4.24 | 24,058 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 67,774 |
| Biggest Cities once in the Roman Empire | 0 | - | 4.63 | 63,063 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.93 | 65,128 |
| European Capitals by Map | 0 | - | 4.99 | 81,402 |
| Cities of Ireland | 0 | - | 4.42 | 38,353 |
| Largest Cities in Alexander's Empire | 0 | - | 4.47 | 37,909 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 160,174 |
| EU Capitals with No Hints | 0 | - | 4.92 | 106,861 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 87,738 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.80 | 49,449 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 127,323 |
| Cities of China (With Some Help) | 0 | - | 4.87 | 27,121 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 41,390 |
| Biggest Cities with Exceptions | 0 | - | 4.85 | 46,645 |
| Countries of Europe by Population | 0 | - | 4.98 | 119,553 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 196,088 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.85 | 42,749 |
| European Cities by Map #1 | 0 | - | 4.53 | 50,738 |
| European Cities by Map #2 | 0 | - | 4.42 | 43,619 |
| UK Cities and Towns by Map | 0 | - | 4.53 | 42,601 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 274,755 |
| Biggest Cities in the UK | 0 | - | 4.41 | 88,567 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 90,048 |
| Megacities on a World Map | 0 | - | 4.98 | 213,603 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 190,979 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 104,417 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 68,785 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.86 | 80,486 |
| Biggest Cities once in the Ottoman Empire | 0 | - | 4.76 | 41,875 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 87,703 |
| Countries of Europe After World War II | 0 | - | 4.98 | 162,286 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 130,995 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 69,825 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 354,452 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 100,541 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.28 | 35,299 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.87 | 184,281 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.44 | 53,892 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.46 | 37,045 |
| 50 Busiest Air Routes from London | 0 | - | 4.88 | 81,934 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 491,468 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.21 | 81,722 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 69,090 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 52,429 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.87 | 75,834 |
| Megacities on an Empty Map | 0 | - | 4.96 | 84,196 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.97 | 57,857 |
| All 3M Cities on the World Map | 0 | - | 4.94 | 60,328 |
| All Cities in China with Population of 1 Million | 0 | - | 4.60 | 35,637 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 75,149 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 26,457 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.93 | 44,673 |
| All Cities in India with Population of 1 Million | 0 | - | 4.82 | 38,449 |
| European Coastal Capitals | 0 | - | 4.96 | 74,110 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 61,207 |
| Top 10 Most Populous U.S. State Capitals | 0 | - | 4.45 | 50,011 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 38,952 |
| Most Guessed European Capitals | 0 | - | 4.87 | 74,102 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.70 | 66,651 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.48 | 57,657 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.60 | 54,672 |
| Biggest Cities in Deserts | 0 | - | 4.93 | 40,713 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 290,996 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 91,698 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 66,871 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 33,002 |
| European Capitals Furthest from the Sea | 0 | - | 4.94 | 64,956 |
| Ten Southernmost Megacities | 0 | - | 4.82 | 45,052 |
| Which City in Europe? | 0 | - | 4.84 | 93,437 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 70,966 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 59,759 |
| European Capitals Ending in N | 0 | - | 4.92 | 71,713 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 127,962 |
| 500 Biggest US Cities | 0 | - | 4.83 | 90,350 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 28,081 |
| Saint Lucia Country Quiz | 0 | - | 4.60 | 15,577 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 74,929 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.90 | 53,075 |
| Random European City to Country | 0 | - | 4.82 | 88,006 |
| Random European Capital to Country | 0 | - | 4.96 | 144,185 |
| Random European Country to Capital | 0 | - | 4.88 | 128,903 |
| Pixelated Europe Map | 0 | - | 4.86 | 104,274 |
| Biggest Cities in France - Extreme | 0 | - | 4.88 | 39,870 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.71 | 59,273 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.86 | 69,454 |
| Counties of the UK and Ireland | 0 | - | 4.95 | 95,218 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.96 | 83,732 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 105,021 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 105,823 |
| Cities in Squares on a Map - Europe | 0 | - | 4.61 | 42,502 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 83,978 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 94,355 |
| Biggest Cities and Towns in England - 1377 AD | 0 | - | 4.58 | 23,757 |
| Every U.S. Metro Area on a Map | 0 | - | 4.95 | 59,137 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 194,336 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.57 | 33,526 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.88 | 56,742 |
| Random European Countries on a Map | 0 | - | 4.98 | 246,318 |
| European Map without 10 Random Countries | 0 | - | 4.96 | 234,862 |
| Random African Capitals on a Map | 0 | - | 4.96 | 45,878 |
| Random European Capitals on a Map | 0 | - | 4.97 | 101,325 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 77,672 |
| Biggest Cities in Australia on a Map | 0 | - | 4.61 | 31,163 |
| Largest Nordic Cities on a Map | 0 | - | 4.52 | 18,059 |
| Cities in Squares on a Map - North America | 0 | - | 4.34 | 18,578 |
| Random Cities Near Paris on a Map | 0 | - | 4.50 | 33,128 |
| 100 Biggest Cities in New Zealand with a Map | 0 | - | 4.47 | 19,787 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 49,653 |
| Biggest Cities in the Confederate States in 1860 | 0 | - | 4.39 | 21,570 |
| Name a Valid European Capital | 0 | - | 4.93 | 90,524 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.53 | 35,067 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 39,206 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.96 | 51,707 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 103,686 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 100,370 |
| Europe Map with Random Merged Countries | 0 | - | 4.95 | 247,489 |
| Biggest Cities in Turkey on a Map | 0 | - | 4.03 | 15,922 |
| Name a City - European Countries | 0 | - | 4.93 | 49,433 |
| Cities on Interstate 90 on a Map | 0 | - | 4.38 | 24,120 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 117,539 |
| The Most Populous U.S. City by Category | 0 | - | 4.26 | 14,204 |
