| World Capitals Quiz | 0 | - | 5.00 | 5,105,737 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,406 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,344 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,969 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,196 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,213 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,133 |
| Countries by Capital City | 0 | - | 5.00 | 69,378 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,845 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,222 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,806 |
| Moved Capital Cities | 0 | - | 4.96 | 74,646 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,807 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,833 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,733 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,433 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,680 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,981 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,823 |
| World Capitals by Map | 0 | - | 5.00 | 289,326 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,822 |
| Capitals Starting With H | 0 | - | 4.91 | 93,333 |
| Capitals Starting With K | 0 | - | 4.89 | 84,399 |
| Capitals Starting With M | 0 | - | 4.94 | 109,182 |
| Capitals Starting With P | 0 | - | 4.88 | 79,010 |
| Capitals Starting With R | 0 | - | 4.88 | 82,509 |
| Capitals Starting With S | 0 | - | 4.90 | 86,574 |
| Capitals Starting With T | 0 | - | 4.86 | 76,841 |
| Capitals Starting With W | 0 | - | 4.87 | 91,735 |
| Capitals Starting With A | 0 | - | 4.97 | 129,105 |
| Capitals Starting With B | 0 | - | 4.89 | 119,500 |
| Capitals Starting With D | 0 | - | 4.94 | 97,203 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,745 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,800 |
| Random Capital to Country | 0 | - | 4.99 | 2,601,440 |
| Random Country to Capital | 0 | - | 4.98 | 928,022 |
| Former Capitals | 0 | - | 4.88 | 71,676 |
| Europe Capital to Country | 0 | - | 4.99 | 252,063 |
| Asia Capital to Country | 0 | - | 4.96 | 127,386 |
| Capital Cities Chain | 0 | - | 4.84 | 83,361 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,969 |
| European Capitals by Map | 0 | - | 4.99 | 142,081 |
| African Capitals by Map | 0 | - | 4.99 | 142,165 |
| Coldest World Capitals | 0 | - | 4.95 | 134,156 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,905 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,869 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,181 |
| European Coastal Capitals | 0 | - | 4.95 | 91,304 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,190 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,703 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,767 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,164 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,126 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,562 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,591 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,282 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,078 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,089 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,663 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,528 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,678 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,305 |
| Capitals of the Stans | 0 | - | 4.95 | 27,139 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,295 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,837 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,957 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,186 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,234 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,579 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,109 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,391 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,859 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,295 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,584 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,462 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,950 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,920 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,767 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,574 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 227,899 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,706 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,664 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,620 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,368 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,272 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,719 |
| World Capitals Ending with O | 0 | - | 4.80 | 18,058 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,486 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,470 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,224 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,810 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,778 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,610 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,352 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,878 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,557 |
| Capitals Starting With L | 0 | - | 4.80 | 95,751 |
| Capitals Starting With N | 0 | - | 4.80 | 51,895 |
| Capitals Starting With V | 0 | - | 4.80 | 38,650 |
| Capitals Starting With C | 0 | - | 4.78 | 98,989 |
| North American Sports Cities | 0 | - | 4.82 | 173,144 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,556 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,945 |
| Name a City - European Countries | 0 | - | 4.90 | 66,169 |
| Cities by Former Name | 0 | - | 4.83 | 92,046 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,319 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,725 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,110 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,228 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,421 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,818 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,074 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,040 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,566 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,837 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,568 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,481 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,559 |
| Capital City Etymologies | 0 | - | 4.77 | 63,530 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,260 |
| Boundary Waters | 0 | - | 4.92 | 88,762 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,410 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,696 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,342 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,961 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,964 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,776 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,457 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,914 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,470 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,055 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,677 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,575 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,155 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,259 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,367 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,397 |
| Unusual U.S. City Names | 0 | - | 4.52 | 28,008 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,584 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,614 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 54,050 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,199 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,604 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,681 |
| Ancient City to Country | 0 | - | 4.70 | 108,340 |
| City-States | 0 | - | 4.53 | 37,399 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,505 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,812 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,279 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,076 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,225 |
| One-Syllable World Capital Cities | 0 | - | 4.35 | 48,090 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,084 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,271 |
| Capital Cities Nearest to Islands | 0 | - | 4.56 | 13,364 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,208 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 236,661 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 491,605 |
| Official Cities in the UK | 0 | - | 4.89 | 286,225 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,331 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,474 |
| The Only Country ... | 0 | - | 4.91 | 81,879 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,874,709 |
| Landlocked Countries | 0 | - | 4.99 | 425,789 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 588,208 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,485 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,538 |
| Capitals by River | 0 | - | 4.55 | 48,385 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,991 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,922 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,391 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,973 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,999 |
| Cities with the Same Name | 0 | - | 3.94 | 36,729 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,841 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,463 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,845 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,441 |
| Musical Acts by City #2 | 0 | - | 4.02 | 11,011 |
| Cities by Airports | 0 | - | 4.47 | 104,024 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,677 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,933 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,551 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,914 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,408 |
| Cities Chain #2 | 0 | - | 4.42 | 56,522 |
| Cities Chain #1 | 0 | - | 4.61 | 66,824 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,726 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,165 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,923 |
| Cities by Initials | 0 | - | 4.12 | 24,633 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,352 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,183 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,966 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,978 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,148 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,262 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,875 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,492 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,313 |
