| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,035 |
| North American Sports Cities | 0 | - | 4.83 | 171,719 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,213 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,475 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,983 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,199 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,524 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,424 |
| World Capitals Quiz | 0 | - | 5.00 | 5,061,157 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,777 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,031 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,516 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,672 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,909 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,795 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,150 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,215 |
| Name a City - European Countries | 0 | - | 4.90 | 65,149 |
| Name a Valid World City | 0 | - | 4.83 | 70,898 |
| Cities by Former Name | 0 | - | 4.83 | 91,404 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,509 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,759 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,306 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,894 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,209 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,553 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,237 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,897 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,535 |
| Countries by Capital City | 0 | - | 5.00 | 67,857 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,932 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,429 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,923 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,837 |
| Moved Capital Cities | 0 | - | 4.96 | 74,015 |
| World Capitals by Map | 0 | - | 5.00 | 285,472 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,129 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,361 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,368 |
| Random Country to Capital | 0 | - | 4.98 | 917,758 |
| Capitals Starting With H | 0 | - | 4.90 | 91,908 |
| Capitals Starting With K | 0 | - | 4.85 | 76,084 |
| Capitals Starting With L | 0 | - | 4.81 | 87,315 |
| Capitals Starting With M | 0 | - | 4.93 | 106,856 |
| Capitals Starting With P | 0 | - | 4.88 | 77,595 |
| Capitals Starting With R | 0 | - | 4.87 | 81,350 |
| Capitals Starting With S | 0 | - | 4.89 | 85,236 |
| Capitals Starting With T | 0 | - | 4.84 | 75,696 |
| Capitals Starting With W | 0 | - | 4.87 | 90,970 |
| Capitals Starting With A | 0 | - | 4.97 | 127,173 |
| Capitals Starting With B | 0 | - | 4.89 | 117,816 |
| Capitals Starting With D | 0 | - | 4.93 | 95,886 |
| US States and State Capitals | 0 | - | 4.99 | 161,134 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,569 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,861 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,574 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,762 |
| Official Cities in the UK | 0 | - | 4.89 | 282,900 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,500 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,359 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,752 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,771 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,650 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,595 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,666 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,872 |
| Former Capitals | 0 | - | 4.88 | 71,359 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,430 |
| Europe Capital to Country | 0 | - | 4.99 | 249,470 |
| Asia Capital to Country | 0 | - | 4.96 | 126,419 |
| Capital Cities Chain | 0 | - | 4.84 | 82,441 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,519 |
| European Capitals by Map | 0 | - | 4.99 | 138,453 |
| African Capitals by Map | 0 | - | 4.99 | 133,245 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,270 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,966 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,217 |
| Coldest World Capitals | 0 | - | 4.95 | 133,439 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,027 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,865 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,952 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,839 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,671 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,202 |
| European Coastal Capitals | 0 | - | 4.95 | 90,344 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,588 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,482 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,011 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,146 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,480 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,718 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,056 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,043 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,360 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,055 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,282 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,267 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,907 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,237 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,626 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,504 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,151 |
| The Only Country ... | 0 | - | 4.91 | 80,728 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,081 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 72,997 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,791 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,015 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,453 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,074 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,722 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.47 | 84,782 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,460 |
| U.S. States by Second Most Populous City | 0 | - | 4.42 | 43,896 |
| Biggest "Saint" Cities - United States | 0 | - | 4.46 | 36,769 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,861 |
| Fastest Shrinking U.S. Cities | 0 | - | 4.44 | 40,329 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,007 |
| Most Populous U.S. Cities as a Percent of Their State | 0 | - | 4.78 | 55,096 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 100,961 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,105 |
| American Cities by Stadium | 0 | - | 4.02 | 36,527 |
| City by Football Clubs | 0 | - | 4.38 | 137,818 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,895 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,889 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,428 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,489 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,312 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,929 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,872 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,178 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,432 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,524 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,464 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,257 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,287 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,011 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,805 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,207 |
| Random European Capital to Country | 0 | - | 4.98 | 190,581 |
| Random European Country to Capital | 0 | - | 4.93 | 164,382 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,165 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,554 |
| Random African Capital to Country | 0 | - | 4.97 | 100,460 |
| Random African Country to Capital | 0 | - | 4.94 | 71,065 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,122 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,145 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,030 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,708 |
| Capitals of the Stans | 0 | - | 4.95 | 26,716 |
| FIFA World Cup Final Host Cities | 0 | - | 4.67 | 28,709 |
| Biggest Cities in Europe | 0 | - | 4.72 | 545,153 |
| U.S. Cities by Hispanic Population | 0 | - | 4.32 | 38,227 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,936 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,565 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.29 | 116,281 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,108 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,144 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,471 |
| Biggest Cities in Germany | 0 | - | 4.95 | 292,877 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.88 | 95,549 |
| All Cities in China with Population of 1 Million | 0 | - | 4.81 | 45,914 |
| Cities of China (With Some Help) | 0 | - | 4.90 | 31,487 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,123 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 98,262 |
| All Cities in India with Population of 1 Million | 0 | - | 4.83 | 47,454 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,118 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,025 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,222 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,260 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,791 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,810 |
| Ancient City to Country | 0 | - | 4.70 | 107,903 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,111 |
| City-States | 0 | - | 4.53 | 37,223 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,064 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,721 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,616 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,628 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,659 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,154 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,075 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,522 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,211 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,846 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,951 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 80,385 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,660 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,927 |
| Capitals of 2018 FIFA World Cup Teams | 0 | - | 4.67 | 30,893 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,626 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,888 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,443 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,216 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,000 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,567 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,057 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,795 |
| Which City in Europe? | 0 | - | 4.83 | 107,134 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,071 |
| Which City in Canada? | 0 | - | 4.82 | 56,934 |
