| World Capitals by Proximity | 0 | - | 4.91 | 333,287 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,912 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,685 |
| World Capitals Quiz | 0 | - | 5.00 | 5,098,562 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,596,611 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,062 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,063 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,852 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,039 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,016 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,905 |
| Countries by Capital City | 0 | - | 5.00 | 69,166 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,713 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,089 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,681 |
| Moved Capital Cities | 0 | - | 4.96 | 74,561 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,760 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,222 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,374 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,514 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,661 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,537 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,899 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,245 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,685 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,325 |
| North American Sports Cities | 0 | - | 4.83 | 172,991 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,512 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,830 |
| Name a City - European Countries | 0 | - | 4.90 | 66,002 |
| Cities by Former Name | 0 | - | 4.83 | 91,943 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,629 |
| World Capitals by Map | 0 | - | 5.00 | 288,824 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,730 |
| Capitals Starting With H | 0 | - | 4.91 | 93,140 |
| Capitals Starting With K | 0 | - | 4.88 | 84,211 |
| Capitals Starting With L | 0 | - | 4.79 | 93,927 |
| Capitals Starting With M | 0 | - | 4.93 | 108,832 |
| Capitals Starting With P | 0 | - | 4.88 | 78,804 |
| Capitals Starting With R | 0 | - | 4.88 | 82,357 |
| Capitals Starting With S | 0 | - | 4.90 | 86,377 |
| Capitals Starting With T | 0 | - | 4.85 | 76,683 |
| Capitals Starting With W | 0 | - | 4.87 | 91,627 |
| Capitals Starting With A | 0 | - | 4.97 | 128,857 |
| Capitals Starting With B | 0 | - | 4.89 | 119,254 |
| Capitals Starting With D | 0 | - | 4.93 | 97,010 |
| Five Closest Countries by Country #3 | 0 | - | 4.97 | 121,516 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 246,431 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 203,610 |
| Countries Closest to an Unknown Country A-Z #1 | 0 | - | 4.91 | 80,428 |
| Countries Closest to an Unknown Country A-Z #2 | 0 | - | 4.96 | 73,622 |
| Countries Closest to an Unknown Country A-Z #3 | 0 | - | 4.91 | 61,899 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,525 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,634 |
| Random Capital to Country | 0 | - | 4.99 | 2,599,072 |
| Random Country to Capital | 0 | - | 4.98 | 926,118 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,300 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,652 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,048 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,212 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,679 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,725 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,300 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,764 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,158 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,861 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,536 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,461 |
| Former Capitals | 0 | - | 4.88 | 71,626 |
| Europe Capital to Country | 0 | - | 4.99 | 251,730 |
| Asia Capital to Country | 0 | - | 4.96 | 127,257 |
| Capital Cities Chain | 0 | - | 4.84 | 83,237 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,741 |
| European Capitals by Map | 0 | - | 4.99 | 141,656 |
| African Capitals by Map | 0 | - | 4.99 | 141,729 |
| Coldest World Capitals | 0 | - | 4.95 | 134,087 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,732 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,705 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,037 |
| European Coastal Capitals | 0 | - | 4.95 | 91,155 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,101 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,027 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,440 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,087 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,012 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,428 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,108 |
| Nearest Major City #2 | 0 | - | 4.15 | 16,214 |
| Boundary Waters | 0 | - | 4.92 | 88,709 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,362 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,555 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,152 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,840 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,841 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,980 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,572 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,597 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.37 | 53,711 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,586 |
| Ancient City to Country | 0 | - | 4.70 | 108,279 |
| Official Cities in the UK | 0 | - | 4.89 | 285,706 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,186 |
| City-States | 0 | - | 4.53 | 37,374 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,596 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,458 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,775 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,177 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,246 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,899 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,198 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,580 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,716 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,274 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,050 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,190 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,686 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,083 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,449 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,925 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,565 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,289 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,821 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 127,139 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,888 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,522 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,437 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,490 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,394 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,822 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,824 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,687 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,479 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,521 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,285 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,618 |
| The Only Country ... | 0 | - | 4.91 | 81,713 |
| Countries With the Most Neighbors | 0 | - | 4.46 | 102,535 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 309,075 |
| Capitals of the Stans | 0 | - | 4.95 | 27,081 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,775,419 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,408 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,726 |
| Cities by Airports | 0 | - | 4.47 | 103,863 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,323 |
| Cities Chain #2 | 0 | - | 4.42 | 56,489 |
| Cities Chain #1 | 0 | - | 4.61 | 66,779 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,419 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,767 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,327 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,658 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,694 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,079 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,238 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,367 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,272 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,504 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,465 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,944 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,488 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,365 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,169 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,752 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,476 |
| Capitals Starting With N | 0 | - | 4.80 | 51,705 |
| Capitals Starting With V | 0 | - | 4.79 | 38,535 |
| Capitals Starting With C | 0 | - | 4.78 | 98,721 |
| Landlocked Countries | 0 | - | 4.99 | 424,429 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 584,988 |
| Countries Closest to the Equator A-Z | 0 | - | 4.53 | 39,392 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,256 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,850 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,280 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,801 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,832 |
| Cities with the Same Name | 0 | - | 3.94 | 36,717 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,833 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,434 |
| Musical Acts by City #2 | 0 | - | 4.02 | 11,002 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,867 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,152 |
| Cities by Initials | 0 | - | 4.12 | 24,625 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,955 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,454 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,443 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,327 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,699 |
| World Capitals Ending with O | 0 | - | 4.80 | 18,000 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,237 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,751 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,462 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,980 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,792 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,937 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,846 |
| Random European Capital to Country | 0 | - | 4.98 | 191,921 |
| Random European Country to Capital | 0 | - | 4.93 | 165,716 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,912 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,319 |
| Random African Capital to Country | 0 | - | 4.97 | 101,188 |
| Random African Country to Capital | 0 | - | 4.95 | 71,657 |
