| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,701,306 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,299 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 85,080 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,670 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,537 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 349,635 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 40,004 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,450 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,508 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,658 |
| US States and State Capitals | 0 | - | 4.99 | 166,191 |
| Random U.S. States on a Map | 0 | - | 4.96 | 631,545 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 226,226 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,247 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,999 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,620 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 116,803 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,090 |
| World Capitals Quiz | 0 | - | 5.00 | 5,117,383 |
| Random European Capital to Country | 0 | - | 4.98 | 192,430 |
| Random European Country to Capital | 0 | - | 4.93 | 166,133 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,155 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,632 |
| Random African Capital to Country | 0 | - | 4.97 | 101,552 |
| Random African Country to Capital | 0 | - | 4.94 | 71,933 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,769 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,633 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 127,923 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.43 | 92,640 |
| U.S. States by Second Most Populous City | 0 | - | 4.43 | 44,220 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 37,042 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,571 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,653 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,801 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.89 | 97,802 |
| All Cities in China with Population of 1 Million | 0 | - | 4.82 | 46,757 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,847 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,535 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 100,490 |
| All Cities in India with Population of 1 Million | 0 | - | 4.84 | 48,128 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,603,623 |
| Biggest Cities in the World | 0 | - | 4.91 | 807,576 |
| Biggest Cities in Europe | 0 | - | 4.70 | 550,015 |
| Biggest English Cities by Century | 0 | - | 4.91 | 107,126 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.46 | 73,446 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 421,408 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 49,134 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,798 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,550 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,624 |
| Biggest Cities in the United States | 0 | - | 4.94 | 989,907 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 368,682 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 88,448 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,594 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,530 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,496 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,660 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,146 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,420 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,550 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,513 |
| Countries by Capital City | 0 | - | 5.00 | 69,741 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,248 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,419 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,665 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 85,024 |
| Moved Capital Cities | 0 | - | 4.96 | 74,767 |
| Random Capital to Country | 0 | - | 4.99 | 2,605,291 |
| Random Country to Capital | 0 | - | 4.98 | 930,984 |
| Random American Countries on a Map | 0 | - | 4.96 | 100,582 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,628 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,847 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,941 |
| Biggest City by Time Zone | 0 | - | 4.88 | 69,170 |
| Biggest City in Every Country | 0 | - | 4.98 | 102,301 |
| Largest City by Island | 0 | - | 4.87 | 72,615 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,533 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,940 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,302 |
| Biggest Cities by Latitude Range | 0 | - | 4.81 | 33,026 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,607 |
| Biggest Cities Once in the Roman Empire | 0 | - | 4.81 | 76,254 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 228,020 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,772 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 150,825 |
| Megacities on a World Map | 0 | - | 4.98 | 257,669 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 81,017 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,446 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 583,555 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,884 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,891 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 81,161 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,858 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,761 |
| Biggest Mediterranean Cities | 0 | - | 4.61 | 91,564 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,901 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 68,792 |
| Ten Southernmost Megacities | 0 | - | 4.84 | 65,355 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,618 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,926 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,872 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,563 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,932 |
| Biggest Cities in North Carolina | 0 | - | 4.68 | 35,330 |
| North American Sports Cities | 0 | - | 4.82 | 173,359 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,620 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,849 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,754 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,127 |
| Summer Olympics Host Cities | 0 | - | 4.97 | 216,938 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,435 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,875 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,101 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,741 |
| Cities by Former Name | 0 | - | 4.83 | 92,228 |
| Former Capitals | 0 | - | 4.88 | 71,750 |
| Capitals in their Native Languages | 0 | - | 4.95 | 134,004 |
| Europe Capital to Country | 0 | - | 4.99 | 252,736 |
| Asia Capital to Country | 0 | - | 4.96 | 127,753 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,068 |
| Capital Cities Chain | 0 | - | 4.84 | 83,584 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,388 |
| European Capitals by Map | 0 | - | 4.99 | 142,740 |
| African Capitals by Map | 0 | - | 4.99 | 142,719 |
| Coldest World Capitals | 0 | - | 4.95 | 134,371 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,181 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,201 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,450 |
| European Coastal Capitals | 0 | - | 4.95 | 91,559 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,298 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,518 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,878 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 70,019 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,272 |
| World Capitals by Map | 0 | - | 5.00 | 290,213 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,983 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,298 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,785 |
| Capitals Starting With H | 0 | - | 4.91 | 93,501 |
| Capitals Starting With K | 0 | - | 4.89 | 84,561 |
| Capitals Starting With L | 0 | - | 4.81 | 96,164 |
| Capitals Starting With M | 0 | - | 4.94 | 109,453 |
| Capitals Starting With P | 0 | - | 4.88 | 79,176 |
| Capitals Starting With R | 0 | - | 4.89 | 82,650 |
| Capitals Starting With S | 0 | - | 4.90 | 86,745 |
| Capitals Starting With T | 0 | - | 4.86 | 76,990 |
| Capitals Starting With W | 0 | - | 4.87 | 91,825 |
| Capitals Starting With A | 0 | - | 4.97 | 129,355 |
| Capitals Starting With B | 0 | - | 4.89 | 119,714 |
| Capitals Starting With D | 0 | - | 4.94 | 97,362 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,790 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 194,125 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 169,407 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 65,047 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 127,585 |
| Biggest Cities in the Commonwealth of Nations | 0 | - | 4.56 | 65,625 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 85,009 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,389 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 74,054 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 47,116 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.30 | 118,949 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,425 |
| Biggest Cities in Australia on a Map | 0 | - | 4.62 | 38,258 |
| Biggest Cities in California | 0 | - | 4.35 | 140,601 |
| Biggest Cities in Florida | 0 | - | 4.25 | 72,522 |
| Biggest Cities in New York State | 0 | - | 4.32 | 60,016 |
| Biggest Cities in Pennsylvania | 0 | - | 4.12 | 46,650 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,491 |
| Biggest Cities in Arizona | 0 | - | 4.30 | 31,923 |
| Biggest Cities in Ohio | 0 | - | 4.35 | 50,152 |
| Biggest Cities in Texas | 0 | - | 4.29 | 119,862 |
| Biggest Cities in Wisconsin | 0 | - | 4.46 | 25,343 |
| Official Cities in the UK | 0 | - | 4.89 | 287,085 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,178 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,522 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 152,070 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,403 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,624 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,550 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 24,032 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,876 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,971 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,936 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,845 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,406 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,765 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,399 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,538 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,919 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,609 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,713 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,593 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,107 |
| Flags to Capitals #1 | 0 | - | 4.96 | 60,498 |
| Flags to Capitals #2 | 0 | - | 4.95 | 45,006 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,611 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,752 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,254 |
| Random World Capitals on a Map | 0 | - | 4.93 | 136,179 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,103 |
