| World Capitals Quiz | 0 | - | 5.00 | 5,088,084 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,576 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,697 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,652 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,624 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,766 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,622 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,475 |
| Countries by Capital City | 0 | - | 5.00 | 68,764 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,449 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,889 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,479 |
| Moved Capital Cities | 0 | - | 4.96 | 74,402 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,672 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,449 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,584 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,129 |
| North American Sports Cities | 0 | - | 4.83 | 172,730 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,429 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,650 |
| Name a City - European Countries | 0 | - | 4.90 | 65,764 |
| Cities by Former Name | 0 | - | 4.83 | 91,787 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,581 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,426 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,522 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,797 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,481 |
| World Capitals by Map | 0 | - | 5.00 | 287,807 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,542 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,878 |
| Random Country to Capital | 0 | - | 4.98 | 923,714 |
| Capitals Starting With H | 0 | - | 4.91 | 92,796 |
| Capitals Starting With K | 0 | - | 4.88 | 83,852 |
| Capitals Starting With L | 0 | - | 4.81 | 88,315 |
| Capitals Starting With M | 0 | - | 4.93 | 108,183 |
| Capitals Starting With P | 0 | - | 4.88 | 78,426 |
| Capitals Starting With R | 0 | - | 4.87 | 82,044 |
| Capitals Starting With S | 0 | - | 4.90 | 86,028 |
| Capitals Starting With T | 0 | - | 4.85 | 76,374 |
| Capitals Starting With W | 0 | - | 4.87 | 91,432 |
| Capitals Starting With A | 0 | - | 4.97 | 128,384 |
| Capitals Starting With B | 0 | - | 4.89 | 118,801 |
| Capitals Starting With D | 0 | - | 4.93 | 96,702 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,269 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,539 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,965 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,182 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,647 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,065 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,457 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,687 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,531 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,336 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,218 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,482 |
| Former Capitals | 0 | - | 4.88 | 71,549 |
| Europe Capital to Country | 0 | - | 4.99 | 251,120 |
| Asia Capital to Country | 0 | - | 4.96 | 126,960 |
| Capital Cities Chain | 0 | - | 4.84 | 83,035 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,358 |
| European Capitals by Map | 0 | - | 4.99 | 140,467 |
| African Capitals by Map | 0 | - | 4.99 | 137,578 |
| Coldest World Capitals | 0 | - | 4.95 | 133,690 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,948 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,392 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,730 |
| European Coastal Capitals | 0 | - | 4.95 | 90,914 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,710 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,137 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,827 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,964 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,826 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,181 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,384 |
| Ancient City to Country | 0 | - | 4.70 | 108,176 |
| Official Cities in the UK | 0 | - | 4.89 | 284,851 |
| City-States | 0 | - | 4.53 | 37,320 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,380 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,729 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,027 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,221 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,747 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,163 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,565 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,645 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,257 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,997 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,065 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,845 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,784 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,269 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,624 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,403 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,096 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,758 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,850 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,438 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,303 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,270 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,358 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,285 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,623 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,662 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,558 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,340 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,073 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,249 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,463 |
| The Only Country ... | 0 | - | 4.91 | 81,503 |
| Capitals of the Stans | 0 | - | 4.95 | 26,970 |
| Boundary Waters | 0 | - | 4.92 | 88,613 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,287 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,359 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,851 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,691 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,658 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,895 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,550 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,562 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.39 | 47,905 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,166 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,590 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,504 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,705 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,322 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,120 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,324 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,572 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,007 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,946 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,882 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,569 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,344 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,932 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,333 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,503 |
| Cities by Airports | 0 | - | 4.47 | 102,793 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,187 |
| Cities Chain #2 | 0 | - | 4.42 | 56,443 |
| Cities Chain #1 | 0 | - | 4.61 | 66,702 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,972 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,263 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,718 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,197 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,201 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,205 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,425 |
| Capitals Starting With N | 0 | - | 4.80 | 51,388 |
| Capitals Starting With V | 0 | - | 4.79 | 38,344 |
| Capitals Starting With C | 0 | - | 4.78 | 98,294 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,643,898 |
| Landlocked Countries | 0 | - | 4.99 | 422,749 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 579,464 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,645 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,764 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,509 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,873 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,693,943 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,133 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,936 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,406 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,531 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,283 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,664 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,903 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,885 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,649 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,445 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,851 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,762 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,714 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,573 |
| Random European Capital to Country | 0 | - | 4.98 | 191,583 |
| Random European Country to Capital | 0 | - | 4.93 | 165,487 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,769 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,076 |
| Random African Capital to Country | 0 | - | 4.97 | 100,985 |
| Random African Country to Capital | 0 | - | 4.94 | 71,462 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,409 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,695 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,784,170 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,749 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,100 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,519 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,533 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,303 |
| Tall Building Cities - United States | 0 | - | 4.48 | 68,444 |
| Cities with the Same Name | 0 | - | 3.94 | 36,700 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,818 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,414 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,995 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,485 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 59,341 |
| Word Puzzles - World Cities #1 | 0 | - | 4.50 | 51,119 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,446 |
| Cities in European History #1 | 0 | - | 4.63 | 134,280 |
| Cities with the Most Opera Performances | 0 | - | 4.64 | 41,598 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,394 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,815 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,912 |
