| World Capitals Quiz | 0 | - | 5.00 | 5,102,450 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,598,180 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,268 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,920 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,135 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,142 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,035 |
| Countries by Capital City | 0 | - | 5.00 | 69,272 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,793 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,171 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,755 |
| Moved Capital Cities | 0 | - | 4.96 | 74,606 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,780 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,607 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,711 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,391 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,663 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,950 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,763 |
| World Capitals by Map | 0 | - | 5.00 | 289,132 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,783 |
| Capitals Starting With H | 0 | - | 4.91 | 93,282 |
| Capitals Starting With K | 0 | - | 4.89 | 84,349 |
| Capitals Starting With M | 0 | - | 4.94 | 109,085 |
| Capitals Starting With P | 0 | - | 4.88 | 78,950 |
| Capitals Starting With R | 0 | - | 4.88 | 82,461 |
| Capitals Starting With S | 0 | - | 4.90 | 86,516 |
| Capitals Starting With T | 0 | - | 4.85 | 76,788 |
| Capitals Starting With W | 0 | - | 4.87 | 91,704 |
| Capitals Starting With A | 0 | - | 4.97 | 129,026 |
| Capitals Starting With B | 0 | - | 4.89 | 119,427 |
| Capitals Starting With D | 0 | - | 4.94 | 97,142 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,135 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,243 |
| Random Capital to Country | 0 | - | 4.99 | 2,600,383 |
| Random Country to Capital | 0 | - | 4.98 | 927,166 |
| Former Capitals | 0 | - | 4.88 | 71,653 |
| Europe Capital to Country | 0 | - | 4.99 | 251,909 |
| Asia Capital to Country | 0 | - | 4.96 | 127,324 |
| Capital Cities Chain | 0 | - | 4.84 | 83,303 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,845 |
| European Capitals by Map | 0 | - | 4.99 | 141,919 |
| African Capitals by Map | 0 | - | 4.99 | 141,968 |
| Coldest World Capitals | 0 | - | 4.95 | 134,124 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,837 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,790 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,108 |
| European Coastal Capitals | 0 | - | 4.95 | 91,237 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,150 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,354 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,620 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,128 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,077 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,500 |
| 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 | 82,026 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,597 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,485 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,629 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,293 |
| Capitals of the Stans | 0 | - | 4.95 | 27,104 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,193 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,799 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,621 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,933 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,173 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,531 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,022 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,349 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,838 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 127,226 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,542 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,436 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,887 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,869 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,726 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,527 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,811 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,669 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,602 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,580 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,352 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,261 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,713 |
| World Capitals Ending with O | 0 | - | 4.80 | 18,040 |
| 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 | 134,117 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,803 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,610 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,498 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,269 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,817 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,516 |
| Capitals Starting With L | 0 | - | 4.80 | 95,424 |
| Capitals Starting With N | 0 | - | 4.80 | 51,847 |
| Capitals Starting With V | 0 | - | 4.80 | 38,618 |
| Capitals Starting With C | 0 | - | 4.78 | 98,896 |
| North American Sports Cities | 0 | - | 4.83 | 173,069 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,541 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,893 |
| Name a City - European Countries | 0 | - | 4.90 | 66,094 |
| Cities by Former Name | 0 | - | 4.83 | 91,997 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,314 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,693 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,079 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,219 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,331 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,792 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,005 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,966 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,533 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,780 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,516 |
| 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 | 63,503 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,247 |
| Boundary Waters | 0 | - | 4.92 | 88,739 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,390 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,631 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,252 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,913 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,910 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,763 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,389 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,841 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,335 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,971 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,611 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,520 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,136 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,204 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,334 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,336 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,999 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,579 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,607 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 53,931 |
| 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 | 221,637 |
| Ancient City to Country | 0 | - | 4.70 | 108,311 |
| 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 | 44,792 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,266 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,990 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,213 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 48,080 |
| 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 | 16,189 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 236,535 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 491,298 |
| Official Cities in the UK | 0 | - | 4.89 | 285,987 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,235 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,399 |
| The Only Country ... | 0 | - | 4.91 | 81,813 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,830,692 |
| Landlocked Countries | 0 | - | 4.99 | 425,047 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 586,501 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,474 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,494 |
| Capitals by River | 0 | - | 4.55 | 48,383 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,972 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,892 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,348 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,895 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,924 |
| Cities with the Same Name | 0 | - | 3.94 | 36,723 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,835 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,436 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,800 |
| 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 | 103,962 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,665 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,905 |
| 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 | 67,373 |
| Cities Chain #2 | 0 | - | 4.42 | 56,506 |
| Cities Chain #1 | 0 | - | 4.61 | 66,801 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,589 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,161 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,855 |
| 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 | 150,919 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,826 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,975 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,119 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,252 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,586 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,477 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,297 |
