| World Capitals Quiz | 0 | - | 5.00 | 5,102,757 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,598,318 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,273 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,923 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,143 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,150 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,041 |
| Countries by Capital City | 0 | - | 5.00 | 69,280 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,797 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,173 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,758 |
| Moved Capital Cities | 0 | - | 4.96 | 74,611 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,781 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,628 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,718 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,394 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,664 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,954 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,768 |
| World Capitals by Map | 0 | - | 5.00 | 289,152 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,784 |
| Capitals Starting With H | 0 | - | 4.91 | 93,290 |
| Capitals Starting With K | 0 | - | 4.89 | 84,360 |
| Capitals Starting With M | 0 | - | 4.94 | 109,102 |
| Capitals Starting With P | 0 | - | 4.88 | 78,960 |
| Capitals Starting With R | 0 | - | 4.88 | 82,471 |
| Capitals Starting With S | 0 | - | 4.90 | 86,530 |
| Capitals Starting With T | 0 | - | 4.85 | 76,797 |
| Capitals Starting With W | 0 | - | 4.87 | 91,712 |
| Capitals Starting With A | 0 | - | 4.97 | 129,043 |
| Capitals Starting With B | 0 | - | 4.89 | 119,439 |
| Capitals Starting With D | 0 | - | 4.94 | 97,154 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,185 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,267 |
| Random Capital to Country | 0 | - | 4.99 | 2,600,513 |
| Random Country to Capital | 0 | - | 4.98 | 927,258 |
| Former Capitals | 0 | - | 4.88 | 71,653 |
| Europe Capital to Country | 0 | - | 4.99 | 251,924 |
| Asia Capital to Country | 0 | - | 4.96 | 127,327 |
| Capital Cities Chain | 0 | - | 4.84 | 83,309 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,876 |
| European Capitals by Map | 0 | - | 4.99 | 141,932 |
| African Capitals by Map | 0 | - | 4.99 | 141,997 |
| Coldest World Capitals | 0 | - | 4.95 | 134,127 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,849 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,794 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,113 |
| European Coastal Capitals | 0 | - | 4.95 | 91,242 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,151 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,386 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,632 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,133 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,081 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,504 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,585 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,279 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,064 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,032 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,605 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,494 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,631 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,294 |
| Capitals of the Stans | 0 | - | 4.95 | 27,104 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,203 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,803 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,645 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,954 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,176 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,535 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,033 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,353 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,838 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 127,231 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,546 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,441 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,891 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,873 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,728 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,532 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,825 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,671 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,615 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,583 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,353 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,263 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,713 |
| World Capitals Ending with O | 0 | - | 4.80 | 18,043 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,475 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,466 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,134 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,804 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,637 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,511 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,279 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,821 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,520 |
| Capitals Starting With L | 0 | - | 4.80 | 95,475 |
| Capitals Starting With N | 0 | - | 4.80 | 51,854 |
| Capitals Starting With V | 0 | - | 4.80 | 38,624 |
| Capitals Starting With C | 0 | - | 4.78 | 98,913 |
| North American Sports Cities | 0 | - | 4.83 | 173,075 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,543 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,899 |
| Name a City - European Countries | 0 | - | 4.90 | 66,101 |
| Cities by Former Name | 0 | - | 4.83 | 92,006 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,315 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,694 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,081 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,220 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,336 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,793 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,011 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,974 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,535 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,785 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,520 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,474 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,525 |
| Capital City Etymologies | 0 | - | 4.77 | 63,505 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,248 |
| Boundary Waters | 0 | - | 4.92 | 88,742 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,393 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,637 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,259 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,917 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,913 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,763 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,394 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,848 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,349 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,974 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,618 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,524 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,137 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,206 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,337 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,337 |
| Unusual U.S. City Names | 0 | - | 4.52 | 28,000 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,579 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,608 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 53,943 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,193 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,602 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,643 |
| Ancient City to Country | 0 | - | 4.70 | 108,315 |
| City-States | 0 | - | 4.53 | 37,389 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,481 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,796 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,268 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,993 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,214 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 48,081 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,081 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,267 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,361 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,190 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 236,549 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 491,309 |
| Official Cities in the UK | 0 | - | 4.89 | 286,002 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,239 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,404 |
| The Only Country ... | 0 | - | 4.91 | 81,818 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,835,013 |
| Landlocked Countries | 0 | - | 4.99 | 425,095 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 586,664 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,474 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,498 |
| Capitals by River | 0 | - | 4.55 | 48,384 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,975 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,895 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,355 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,900 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,930 |
| Cities with the Same Name | 0 | - | 3.94 | 36,724 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,836 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,442 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,802 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,438 |
| Musical Acts by City #2 | 0 | - | 4.02 | 11,008 |
| Cities by Airports | 0 | - | 4.47 | 103,966 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,665 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,910 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,544 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,908 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,378 |
| Cities Chain #2 | 0 | - | 4.42 | 56,509 |
| Cities Chain #1 | 0 | - | 4.61 | 66,807 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,602 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,161 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,858 |
| Cities by Initials | 0 | - | 4.12 | 24,628 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,339 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,935 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,835 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,975 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,122 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,252 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,615 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,480 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,299 |
