| World Capitals Quiz | 0 | - | 5.00 | 5,068,183 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,529 |
| Capital City Etymologies | 0 | - | 4.77 | 63,267 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,990 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,103 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,310 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,382 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,102 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,823 |
| Countries by Capital City | 0 | - | 5.00 | 68,092 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,081 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,566 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,071 |
| Moved Capital Cities | 0 | - | 4.96 | 74,122 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,493 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,983 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,824 |
| North American Sports Cities | 0 | - | 4.83 | 172,253 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,288 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,316 |
| Name a City - European Countries | 0 | - | 4.90 | 65,296 |
| Cities by Former Name | 0 | - | 4.83 | 91,504 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,756 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,938 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,357 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,616 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,054 |
| World Capitals by Map | 0 | - | 5.00 | 285,996 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,230 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,602 |
| Random Country to Capital | 0 | - | 4.98 | 919,468 |
| Capitals Starting With H | 0 | - | 4.91 | 92,442 |
| Capitals Starting With K | 0 | - | 4.88 | 83,170 |
| Capitals Starting With L | 0 | - | 4.81 | 87,958 |
| Capitals Starting With M | 0 | - | 4.93 | 107,614 |
| Capitals Starting With P | 0 | - | 4.88 | 78,088 |
| Capitals Starting With R | 0 | - | 4.87 | 81,723 |
| Capitals Starting With S | 0 | - | 4.90 | 85,662 |
| Capitals Starting With T | 0 | - | 4.85 | 76,071 |
| Capitals Starting With W | 0 | - | 4.87 | 91,226 |
| Capitals Starting With A | 0 | - | 4.97 | 127,747 |
| Capitals Starting With B | 0 | - | 4.89 | 118,344 |
| Capitals Starting With D | 0 | - | 4.93 | 96,315 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,817 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,524 |
| Airports Named for People #1 | 0 | - | 4.44 | 55,897 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,232 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,347 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,838 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,131 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,533 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,544 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,880 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,834 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,974 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,793 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,741 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,083 |
| Former Capitals | 0 | - | 4.88 | 71,417 |
| Europe Capital to Country | 0 | - | 4.99 | 249,832 |
| Asia Capital to Country | 0 | - | 4.96 | 126,566 |
| Capital Cities Chain | 0 | - | 4.83 | 82,632 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,739 |
| European Capitals by Map | 0 | - | 4.99 | 138,882 |
| African Capitals by Map | 0 | - | 4.99 | 133,579 |
| Coldest World Capitals | 0 | - | 4.95 | 133,518 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,211 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,983 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,328 |
| European Coastal Capitals | 0 | - | 4.95 | 90,486 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,542 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,560 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,767 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,789 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,475 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,792 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,901 |
| Ancient City to Country | 0 | - | 4.70 | 107,983 |
| Official Cities in the UK | 0 | - | 4.89 | 283,380 |
| City-States | 0 | - | 4.53 | 37,245 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,107 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,649 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,700 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,177 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,428 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,101 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,532 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,492 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,226 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,881 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,940 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,423 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,377 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,963 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,135 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,939 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,779 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,636 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,290 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,665 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,876 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,013 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,135 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,120 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,242 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,367 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,339 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,018 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,446 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,165 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,234 |
| The Only Country ... | 0 | - | 4.91 | 80,922 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,026 |
| Capitals of the Stans | 0 | - | 4.95 | 26,805 |
| Boundary Waters | 0 | - | 4.92 | 88,424 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,121 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,001 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,315 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,406 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,335 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,780 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,522 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,483 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.36 | 44,677 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,142 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,570 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,063 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,327 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,658 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,679 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,012 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 132,888 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,465 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,234 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,410 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,262 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,111 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,440 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,195 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,058 |
| Cities by Airports | 0 | - | 4.49 | 88,685 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,936 |
| Cities Chain #2 | 0 | - | 4.42 | 56,343 |
| Cities Chain #1 | 0 | - | 4.61 | 66,603 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 71,822 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,184 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,534 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,135 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,074 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,128 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,334 |
| Capitals Starting With N | 0 | - | 4.80 | 51,109 |
| Capitals Starting With V | 0 | - | 4.79 | 38,114 |
| Capitals Starting With C | 0 | - | 4.79 | 97,761 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,390,134 |
| Landlocked Countries | 0 | - | 4.99 | 419,657 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 569,933 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,613 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,540 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,427 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,769 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,688,057 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,095 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,898 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,311 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,406 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,186 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,579 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,733 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,344 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,483 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,421 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,614 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,716 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,410 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,003 |
| Random European Capital to Country | 0 | - | 4.98 | 190,764 |
| Random European Country to Capital | 0 | - | 4.93 | 164,944 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,363 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,681 |
| Random African Capital to Country | 0 | - | 4.97 | 100,645 |
| Random African Country to Capital | 0 | - | 4.94 | 71,164 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,256 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,982 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,761,602 |
| Airports Named for People #2 | 0 | - | 4.23 | 15,422 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,444 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,538 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,722 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,813 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,031 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,623 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,381 |
| Cities with the Same Name | 0 | - | 3.94 | 36,675 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,802 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,392 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,981 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,062 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 50,935 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,349 |
