| World Capitals Quiz | 0 | - | 5.00 | 5,097,895 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,596,355 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,983 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,842 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,031 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,995 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,875 |
| Countries by Capital City | 0 | - | 5.00 | 69,145 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,697 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,083 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,667 |
| Moved Capital Cities | 0 | - | 4.96 | 74,554 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,755 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,239 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,680 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,312 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,623 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,905 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,666 |
| World Capitals by Map | 0 | - | 5.00 | 288,770 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,712 |
| Capitals Starting With H | 0 | - | 4.91 | 93,103 |
| Capitals Starting With K | 0 | - | 4.88 | 84,172 |
| Capitals Starting With L | 0 | - | 4.79 | 93,162 |
| Capitals Starting With M | 0 | - | 4.93 | 108,753 |
| Capitals Starting With P | 0 | - | 4.88 | 78,757 |
| Capitals Starting With R | 0 | - | 4.88 | 82,314 |
| Capitals Starting With S | 0 | - | 4.90 | 86,347 |
| Capitals Starting With T | 0 | - | 4.85 | 76,641 |
| Capitals Starting With W | 0 | - | 4.87 | 91,605 |
| Capitals Starting With A | 0 | - | 4.97 | 128,798 |
| Capitals Starting With B | 0 | - | 4.89 | 119,205 |
| Capitals Starting With D | 0 | - | 4.93 | 96,970 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,369 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,507 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,880 |
| Random Country to Capital | 0 | - | 4.98 | 925,916 |
| Former Capitals | 0 | - | 4.88 | 71,622 |
| Europe Capital to Country | 0 | - | 4.99 | 251,688 |
| Asia Capital to Country | 0 | - | 4.96 | 127,240 |
| Capital Cities Chain | 0 | - | 4.84 | 83,224 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,714 |
| European Capitals by Map | 0 | - | 4.99 | 141,557 |
| African Capitals by Map | 0 | - | 4.99 | 141,644 |
| Coldest World Capitals | 0 | - | 4.95 | 134,084 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,687 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,684 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,022 |
| European Coastal Capitals | 0 | - | 4.95 | 91,133 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,096 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,970 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,400 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,079 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,000 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,414 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,580 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,272 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,046 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,844 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,506 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,421 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,554 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,285 |
| Capitals of the Stans | 0 | - | 4.95 | 27,073 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,038 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,711 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,127 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,616 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,038 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,441 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,906 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,276 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,814 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 127,127 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,483 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,388 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,816 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,814 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,672 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,469 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,407 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,608 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,495 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,419 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,324 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,242 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,698 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,991 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,458 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,462 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,923 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,789 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,454 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,345 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,155 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,740 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,464 |
| Capitals Starting With N | 0 | - | 4.80 | 51,667 |
| Capitals Starting With V | 0 | - | 4.79 | 38,519 |
| Capitals Starting With C | 0 | - | 4.78 | 98,666 |
| North American Sports Cities | 0 | - | 4.83 | 172,972 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,508 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,817 |
| Name a City - European Countries | 0 | - | 4.90 | 65,990 |
| Cities by Former Name | 0 | - | 4.83 | 91,934 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,299 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,643 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,044 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,212 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,217 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,744 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,917 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,829 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,495 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,668 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,412 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,465 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,461 |
| Capital City Etymologies | 0 | - | 4.77 | 63,476 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,238 |
| Boundary Waters | 0 | - | 4.92 | 88,702 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,355 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,532 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,132 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,835 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,830 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,720 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,285 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,747 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,129 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,842 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,520 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,452 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,118 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,167 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,293 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,263 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,973 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,569 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,595 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.37 | 53,653 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,186 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,596 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,576 |
| Ancient City to Country | 0 | - | 4.70 | 108,269 |
| City-States | 0 | - | 4.53 | 37,369 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,451 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,774 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,244 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,886 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,194 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 48,067 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,072 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,249 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,352 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,162 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 236,382 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 490,762 |
| Official Cities in the UK | 0 | - | 4.89 | 285,611 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,171 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,347 |
| The Only Country ... | 0 | - | 4.91 | 81,702 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,767,074 |
| Landlocked Countries | 0 | - | 4.99 | 424,280 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 584,657 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,453 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,442 |
| Capitals by River | 0 | - | 4.55 | 48,371 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,926 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,845 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,264 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,780 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,811 |
| Cities with the Same Name | 0 | - | 3.94 | 36,716 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,833 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,406 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,713 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,432 |
| Musical Acts by City #2 | 0 | - | 4.02 | 11,000 |
| Cities by Airports | 0 | - | 4.47 | 103,843 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,659 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,859 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,537 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,898 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,309 |
| Cities Chain #2 | 0 | - | 4.42 | 56,486 |
| Cities Chain #1 | 0 | - | 4.61 | 66,775 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,385 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,151 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,755 |
| Cities by Initials | 0 | - | 4.12 | 24,623 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,325 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,570 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,674 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,953 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,068 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,234 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,357 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,453 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,269 |
