| World Capitals Quiz | 0 | - | 5.00 | 5,045,596 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,575,949 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,440 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,969 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,941 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,141 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,992 |
| Countries by Capital City | 0 | - | 5.00 | 67,265 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,623 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,158 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,607 |
| Moved Capital Cities | 0 | - | 4.96 | 73,809 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 74,878 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,404 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,353 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,175 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,394 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,368 |
| World Capitals by Map | 0 | - | 5.00 | 284,467 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,897 |
| Capitals Starting With H | 0 | - | 4.90 | 91,634 |
| Capitals Starting With K | 0 | - | 4.85 | 75,882 |
| Capitals Starting With L | 0 | - | 4.81 | 87,062 |
| Capitals Starting With M | 0 | - | 4.93 | 106,454 |
| Capitals Starting With P | 0 | - | 4.88 | 77,382 |
| Capitals Starting With R | 0 | - | 4.87 | 81,153 |
| Capitals Starting With S | 0 | - | 4.89 | 85,012 |
| Capitals Starting With T | 0 | - | 4.84 | 75,474 |
| Capitals Starting With W | 0 | - | 4.89 | 90,792 |
| Capitals Starting With A | 0 | - | 4.97 | 126,826 |
| Capitals Starting With B | 0 | - | 4.89 | 117,535 |
| Capitals Starting With D | 0 | - | 4.93 | 95,618 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,752 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,302 |
| Random Capital to Country | 0 | - | 4.99 | 2,582,696 |
| Random Country to Capital | 0 | - | 4.98 | 914,138 |
| Former Capitals | 0 | - | 4.88 | 71,240 |
| Europe Capital to Country | 0 | - | 4.99 | 248,640 |
| Asia Capital to Country | 0 | - | 4.96 | 126,067 |
| Capital Cities Chain | 0 | - | 4.84 | 82,153 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,955 |
| European Capitals by Map | 0 | - | 4.99 | 137,400 |
| African Capitals by Map | 0 | - | 4.99 | 132,691 |
| Coldest World Capitals | 0 | - | 4.95 | 133,173 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,626 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,512 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,890 |
| European Coastal Capitals | 0 | - | 4.95 | 90,031 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,306 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,911 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,563 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,535 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,050 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,262 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,496 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,179 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,747 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 78,924 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,908 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,746 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,079 |
| Capitals of the Stans | 0 | - | 4.95 | 26,569 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,315 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,244 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,713 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,916 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,904 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,633 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,488 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,425 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,393 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,747 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,868 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,862 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,747 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,086 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,090 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,699 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,673 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,941 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,649 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,135 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,065 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,059 |
| Capitals by First and Last Letter | 0 | - | 4.40 | 66,492 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,546 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,265 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,398 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,955 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,666 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,651 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,463 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,841 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,868 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,851 |
| Capitals Starting With N | 0 | - | 4.80 | 50,515 |
| Capitals Starting With V | 0 | - | 4.79 | 37,731 |
| Capitals Starting With C | 0 | - | 4.78 | 96,858 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,374 |
| North American Sports Cities | 0 | - | 4.83 | 171,271 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,011 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,972 |
| Name a City - European Countries | 0 | - | 4.91 | 64,740 |
| Cities by Former Name | 0 | - | 4.84 | 91,189 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,187 |
| Southernmost Major Cities | 0 | - | 4.48 | 56,993 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,691 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,069 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,804 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,317 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,067 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,341 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,089 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,578 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,066 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,357 |
| World Capitals on an Empty Map | 0 | - | 4.70 | 53,716 |
| Capital City Etymologies | 0 | - | 4.77 | 63,105 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,114 |
| Boundary Waters | 0 | - | 4.92 | 88,167 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,922 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,559 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,677 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,049 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,958 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,411 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,958 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,460 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,719 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,304 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,992 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,496 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,878 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,415 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,761 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,144 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,645 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,464 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,393 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,597 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,119 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,562 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,489 |
| Ancient City to Country | 0 | - | 4.70 | 107,760 |
| City-States | 0 | - | 4.53 | 37,158 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,903 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,563 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,105 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,021 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,020 |
| One-Syllable World Capital Cities | 0 | - | 4.38 | 47,856 |
| Hottest Capital Cities | 0 | - | 4.41 | 30,981 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,079 |
| Capital Cities Nearest to Islands | 0 | - | 4.55 | 13,271 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,871 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 234,062 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 485,550 |
| Official Cities in the UK | 0 | - | 4.89 | 281,605 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,270 |
| The Only Country ... | 0 | - | 4.91 | 80,311 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,098,409 |
| Landlocked Countries | 0 | - | 4.99 | 415,810 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 559,383 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,220 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 93,903 |
| Capitals by River | 0 | - | 4.55 | 48,261 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,376 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,312 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,250 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,163 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,425 |
| Cities with the Same Name | 0 | - | 3.94 | 36,645 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,782 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,068 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,578 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,368 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,958 |
| Cities by Airports | 0 | - | 4.49 | 88,434 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,564 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,285 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,387 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,739 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,604 |
| Cities Chain #2 | 0 | - | 4.42 | 56,223 |
| Cities Chain #1 | 0 | - | 4.61 | 66,439 |
| World's Biggest Financial Centers | 0 | - | 4.52 | 53,816 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,049 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,526 |
| Cities by Initials | 0 | - | 4.12 | 24,522 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,090 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,834 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,862 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,849 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,341 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,066 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,128 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,203 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,916 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,678 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,507 |
