| North American Sports Cities | 0 | - | 4.83 | 171,730 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,222 |
| World Capitals Quiz | 0 | - | 5.00 | 5,061,562 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,491 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,170 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,810 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,900 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,215 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,241 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,906 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,544 |
| Countries by Capital City | 0 | - | 5.00 | 67,866 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,939 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,430 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,926 |
| Moved Capital Cities | 0 | - | 4.96 | 74,020 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,539 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,915 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,682 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,220 |
| Name a City - European Countries | 0 | - | 4.90 | 65,156 |
| Cities by Former Name | 0 | - | 4.83 | 91,408 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,307 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,555 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,847 |
| World Capitals by Map | 0 | - | 5.00 | 285,497 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,133 |
| Capitals Starting With H | 0 | - | 4.90 | 91,918 |
| Capitals Starting With K | 0 | - | 4.85 | 76,507 |
| Capitals Starting With L | 0 | - | 4.81 | 87,333 |
| Capitals Starting With M | 0 | - | 4.93 | 106,882 |
| Capitals Starting With P | 0 | - | 4.88 | 77,607 |
| Capitals Starting With R | 0 | - | 4.87 | 81,361 |
| Capitals Starting With S | 0 | - | 4.89 | 85,253 |
| Capitals Starting With T | 0 | - | 4.84 | 75,711 |
| Capitals Starting With W | 0 | - | 4.87 | 90,975 |
| Capitals Starting With A | 0 | - | 4.97 | 127,185 |
| Capitals Starting With B | 0 | - | 4.89 | 117,827 |
| Capitals Starting With D | 0 | - | 4.93 | 95,891 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,567 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,806 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,468 |
| Random Country to Capital | 0 | - | 4.98 | 917,853 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,222 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,264 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,791 |
| American Cities by Stadium | 0 | - | 4.02 | 36,527 |
| City by Football Clubs | 0 | - | 4.38 | 137,820 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,112 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,156 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,933 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,505 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,370 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,761 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,776 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,660 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,669 |
| Former Capitals | 0 | - | 4.88 | 71,361 |
| Europe Capital to Country | 0 | - | 4.99 | 249,490 |
| Asia Capital to Country | 0 | - | 4.96 | 126,428 |
| Capital Cities Chain | 0 | - | 4.83 | 82,449 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,531 |
| European Capitals by Map | 0 | - | 4.99 | 138,469 |
| African Capitals by Map | 0 | - | 4.99 | 133,268 |
| Coldest World Capitals | 0 | - | 4.95 | 133,444 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,035 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,851 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,206 |
| European Coastal Capitals | 0 | - | 4.95 | 90,349 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,485 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,046 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,489 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,721 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,367 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,637 |
| Boundary Waters | 0 | - | 4.92 | 88,362 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,061 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,880 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,121 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,305 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,740 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,503 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,451 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,650 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,814 |
| Ancient City to Country | 0 | - | 4.70 | 107,907 |
| Official Cities in the UK | 0 | - | 4.89 | 282,929 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,134 |
| City-States | 0 | - | 4.53 | 37,223 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,569 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,067 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,617 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,601 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,154 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,078 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,522 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,435 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,212 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,846 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,297 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,973 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,218 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,867 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,957 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 11,898 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,673 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,590 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,152 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,401 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,669 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,929 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,059 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,046 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,057 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,287 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,268 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,910 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,256 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,147 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,153 |
| The Only Country ... | 0 | - | 4.91 | 80,738 |
| Capitals of the Stans | 0 | - | 4.95 | 26,719 |
| FIFA World Cup Final Host Cities | 0 | - | 4.67 | 28,712 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,307,908 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,155 |
| Cities by Airports | 0 | - | 4.49 | 88,626 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,783 |
| Cities Chain #2 | 0 | - | 4.42 | 56,304 |
| Cities Chain #1 | 0 | - | 4.61 | 66,559 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 70,583 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,904 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,165 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,913 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,438 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,489 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,117 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,504 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,027 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,875 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,108 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,315 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,485 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,265 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,020 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,217 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,127 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,032 |
| Capitals Starting With N | 0 | - | 4.80 | 50,723 |
| Capitals Starting With V | 0 | - | 4.79 | 37,896 |
| Capitals Starting With C | 0 | - | 4.78 | 97,254 |
| Landlocked Countries | 0 | - | 4.99 | 418,463 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,481 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,589 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,613 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,837 |
| Cities with the Same Name | 0 | - | 3.94 | 36,666 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,796 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,389 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,975 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,601 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,464 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,419 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,760 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,088 |
| Cities by Initials | 0 | - | 4.12 | 24,549 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,883 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,275 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,273 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,161 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,553 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,681 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,188 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,435 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,415 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,534 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,705 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,289 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,814 |
| Random European Capital to Country | 0 | - | 4.98 | 190,594 |
| Random European Country to Capital | 0 | - | 4.93 | 164,433 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,173 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,570 |
| Random African Capital to Country | 0 | - | 4.97 | 100,468 |
| Random African Country to Capital | 0 | - | 4.94 | 71,071 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,723 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,735 |
| Himalayan Countries | 0 | - | 4.94 | 137,203 |
| Andean Countries | 0 | - | 4.95 | 83,813 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,060 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,462 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,747 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,276 |
| Danube Countries | 0 | - | 4.97 | 71,604 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,474 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,003 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,559 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,624 |
| European Landlocked Countries | 0 | - | 4.99 | 146,715 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,056 |
| Countries with the Most Species | 0 | - | 4.99 | 102,859 |
